Automotive Technician
01
Orientation to the Automotive Industry
01.01
Define the industry
01.01.01 Present an overview of the automotive industry
01.01.02 Identify the professional and/or trade associations related to the automotive industry
01.01.03 Identify areas of specialization and related occupations within the automotive industry
01.01.04 Identify the employment opportunities in the automotive industry
01.02
Determine skills needed to work in the automotive industry
01.02.01 Match automotive occupational job titles with qualifications and responsibilities
01.02.02 Identify education and training required to work in the various automotive careers
01.02.03 Describe the kinds of work techniques, processes and procedures a typical automotive worker might be called on to perform
02
Basic Shop and Safety Practices
02.01
Use personal safety equipment
02.01.01 Wear eye and ear protection in accordance with Occupational Safety and Health Administration (OSHA) standards
02.01.02 Wear prescribed foot and hand protection
02.01.03 Wear clothing in accordance with OSHA standards
02.01.04 Remove jewelry in accordance with shop policy
02.01.05 Secure long hair
02.01.06 Practice established lifting techniques
02.01.07 Maintain personal protective equipment
02.02
Respond to fire situations
02.02.01 Locate fire exits and alarms
02.02.02 Follow established evacuation procedures
02.02.03 Locate fire blankets and first-aid kits
02.02.04 Identify types of fires
02.02.05 Demonstrate use of fire extinguishers in accordance with established procedures
02.02.06 Maintain operability of fire extinguishers in accordance with established procedures
02.02.07 Follow established reporting procedures
02.03
Demonstrate general safety practices
02.03.01 Interpret shop safety policies and procedures
02.03.02 Comply with shop safety plan
02.03.03 Respond to emergencies and injuries in accordance with facility requirements (cardiopulmonary resuscitation, apply basic first aid, etc.)
02.03.04 Report injuries to supervisor
02.03.05 Complete written safety and injury reports
02.03.06 Practice established procedures for jacking, lifting, moving and blocking vehicles and shop equipment
02.03.07 Check brakes before moving vehicular equipment
02.03.08 Demonstrate safe driving practices according to shop procedures
02.03.09 Practice established safety procedures for using chains and straps
02.03.10 Maintain hand tools in safe operating condition
02.03.11 Maintain shop equipment in safe operating condition in accordance with manufacturers’/OSHA specifications
02.03.12 Comply with lock-out/tag-out procedures for defective equipment
02.03.13 Identify offenses that could result in unsafe working conditions leading to disciplinary actions (horseplay, substance abuse theft, etc.)
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Automotive Technician
02
Basic Shop and Safety Practices
02.04
Maintain safe work environment
02.04.01 Maintain clean work environment
02.04.02 Follow Environmental Protection Agency (EPA) regulations for air filtering and ventilation of the work environment
02.04.03 Identify sources of contamination and other hazards
02.04.04 Contain sources of air-borne contamination and other hazards (e.g., asbestos)
02.04.05 Follow established safety procedures for the draining, removal and storage of gasoline tanks
02.04.06 Follow safety rules for handling flammable liquids
02.04.07 Follow EPA regulations for the storage, use, recycling and disposal of hazardous materials
02.04.08 Analyze liability associated with hazardous material disposal
02.04.09 Respond to hazardous chemical spills
02.04.10 Report unsafe practices and conditions
02.04.11 Correct unsafe practices and conditions
02.04.12 Interpret OSHA Right-to-Know law
02.04.13 Interpret Material Safety Data Sheets (MSDS)
02.04.14 Identify resources for determining employee’s rights to information
02.05
Protect workers from ergonomic injuries
02.05.01 Identify cause and effect of work practices to prevent ergonomic (operator fatigue, discomfort) injuries
02.05.02 Identify repetitive motion activities that might cause injuries
02.06
Access needed information using available references and
resources
02.06.01 Identify available resources (manufacturers’ specifications, videos, computer programs, service bulletins, service manuals, parts
manuals, company procedure manuals, manufacturer’s toll-free numbers, worldwide web sites and estimating guides)
02.06.02 Identify reference materials and resources appropriate for given task
02.06.03 Locate needed information within given references and resources
02.06.04 Interpret reference materials and resources, including text, charts, graphs, schematics, illustrations and tables
02.07
Demonstrate use of basic academic knowledge and tools
02.07.01 Perform basic math functions (addition, subtraction, multiplication and division of whole numbers, fractions and decimals)
02.07.02 Identify tools and their uses
02.07.03 Select tools appropriate for given task
02.07.04 Apply metric and English measurement skills
02.07.05 Measure inside/outside diameters, lift, end-play, run-out and backlash
02.08
Provide customer service
02.08.01 Prepare service orders with customer input
02.08.02 Communicate solutions to customers
02.08.03 Interpret Vehicle Identification Number (VIN) codes
02.08.04 Complete service or work orders
02.08.05 Document services recommended and/or performed
02.08.06 Ensure readability of documentation (legible writing, accurate spelling, etc.)
02.08.07 Identify consumer rights resources
02.08.08 Utilize appropriate vehicle repair protective coverings (i.e., floor mats, fender covers, seat covers, steering wheel covers)
02.09
Acquire parts
02.09.01 Collect necessary information (make, model year, VIN option codes)
02.09.02 Convey information to parts person
02.09.03 Check for price
02.09.04 Check for availability
02.09.05 Confirm that the part received is correct
03
Preventive Maintenance
03.01
Review vehicle maintenance schedules
03.01.01 Verify mileage
03.01.02 Verify previous maintenance
03.01.03 Verify maintenance needs
03.01.04 Prepare estimates
03.01.05 Communicate to customers the need for and importance of preventive maintenance
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Automotive Technician
03
Preventive Maintenance
03.02
Inspect and replace as needed vehicle components and systems
03.02.01 Check and repair vehicle warning lights as needed
03.02.02 Change oil and filters and lubricate vehicle
03.02.03 Flush system; refill system with recommended coolant; bleed system (follow recommended disposal guidelines)
03.02.04 Inspect and repair vehicle tires as needed
03.02.05 Rotate tires according to manufacturer’s recommendations
03.02.06 Examine and repair hoses and belts as needed
03.02.07 Inspect and repair exhaust system as needed
03.02.08 Examine and repair filters (fuel, air, oil) as needed
03.02.09 Inspect and repair brake system as needed
03.02.10 Inspect and repair steering linkages as needed
03.02.11 Inspect and repair coolant system as needed
03.02.12 Inspect and repair fluid condition and levels as needed
03.02.13 Check and repair the presence of leaks as needed
03.02.14 Examine and repair exterior lights as needed
03.02.15 Examine and replace seat belts as needed
03.02.16 Inspect and repair wipers and washers as needed
03.02.17 Inspect and repair (checking for body damage; wheel cover condition; and integrity of glass, hinges, locks, and handles) exterior and
interior condition of vehicle.
04
ENGINE REPAIR
04.01
General Engine Diagnosis; Removal and Reinstallation (R & R)
04.01.01 Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause,
and correction
04.01.02 Identify and interpret engine concern; determine necessary action.
04.01.03 Research applicable vehicle and service information, such as internal engine operation, vehicle service history, service precautions, and
technical service bulletins.
04.01.04 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, and calibration decals).
04.01.05 Inspect engine assembly for fuel, oil, coolant, and other leaks; determine necessary action.
04.01.06 Diagnose engine noises and vibrations; determine necessary action.
04.01.07 Diagnose the cause of excessive oil consumption, unusual engine exhaust color, odor, and sound; determine necessary action.
04.01.08 Perform engine vacuum tests; determine necessary action.
04.01.09 Perform cylinder power balance tests; determine necessary action.
04.01.10 Perform cylinder cranking compression tests; determine necessary action.
04.01.11 Perform cylinder leakage tests; determine necessary action.
04.01.12 Remove and reinstall engine in a front-wheel or rear wheel drive vehicle (OBDII or newer); reconnect all attaching components and
restore the vehicle to running condition.
04.01.13 Install engine covers using gaskets, seals and sealers as required.
04.02
Cylinder Head and Valve Train Diagnosis and Repair
04.02.01 Install cylinder heads and gaskets; tighten according to manufacturer's specifications and procedures.
04.02.02 Visually inspect cylinder head(s) for cracks; check gasket surface areas for warpage and leakage; check passage condition.
04.02.03 Inspect valve springs for squareness and free height comparison; determine necessary action.
04.02.04 Replace valve stem seals on an assembled engine; inspect valve spring retainers, locks, and valve grooves; determine necessary action.
04.02.05 Inspect valve guides for wear; check valve stem-to-guide clearance; determine necessary action.
04.02.06 Inspect valves and valve seats; determine necessary action.
04.02.07 Check valve face-to-seat contact and valve seat concentricity (runout); determine necessary action.
04.02.08 Check valve spring assembled height and valve stem height; determine necessary action.
04.02.09 Inspect pushrods, rocker arms, rocker arm pivots and shafts for wear, bending, cracks, looseness, and blocked oil passages (orifices);
determine necessary action.
04.02.10 Inspect hydraulic or mechanical lifters; determine necessary action.
04.02.11 Adjust valves (mechanical or hydraulic lifters).
04.02.12 Inspect camshaft drives (including gear wear and backlash, sprocket and chain wear); determine necessary action.
04.02.13 Inspect and replace timing belts (chains), overhead camdrive sprockets, and tensioners; check belt/chain tension; adjust as necessary.
04.02.14 Inspect camshaft for runout, journal wear and lobe wear.
04.02.15 Inspect camshaft bearing surface for wear, damage, out-of-round, and alignment; determine necessary action.
04.02.16 Establish camshaft(s) timing and cam sensor indexing according to manufacturer's specifications and procedures.
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Automotive Technician
04
ENGINE REPAIR
04.03
Engine Block Assembly Diagnosis and Repair
04.03.01 Disassemble engine block; clean and prepare components for inspection and reassembly.
04.03.02 Inspect engine block for visible cracks, passage condition, core and gallery plug condition, and surface warpage; determine necessary
action.
04.03.03 Perform common fastener and thread repair to include, remove broken bolt, restore internal and external threads, and repair internal
threads with thread insert.
04.03.04 Inspect and measure cylinder walls/sleeves for damage, wear, and ridges; determine necessary action.
04.03.05 Deglaze and clean cylinder walls.
04.03.06 Inspect and measure camshaft bearings for wear, damage, out-of-round, and alignment; determine necessary action.
04.03.07 Inspect crankshaft for end play, straightness, journal damage, keyway damage, thrust flange and sealing surface condition, and visual
surface cracks; check oil passage condition; measure journal wear; check crankshaft sensor reluctor ring (where applicab
04.03.08 Inspect main and connecting rod bearings for damage and wear; determine necessary action.
04.03.09 Identify piston and bearing wear patterns that indicate connecting rod alignment and main bearing bore problems; determine necessary
action.
04.03.10 Inspect and measure pistons; determine necessary action.
04.03.11 Remove and replace piston pin.
04.03.12 Inspect, measure, and install piston rings.
04.03.13 Inspect auxiliary (balance, intermediate, idler, counterbalance or silencer) shaft(s); inspect shaft(s) and support bearings for damage and
wear; determine necessary action; reinstall and time.
04.03.14 Inspect or replace crankshaft vibration damper (harmonic balancer).
04.03.15 Assemble the engine block assembly.
04.04
Lubrication and Cooling Systems Diagnosis and Repair
04.04.01 Perform oil pressure tests; determine necessary action.
04.04.02 Inspect oil pump gears or rotors, housing, pressure relief devices, and pump drive; perform necessary action.
04.04.03 Perform cooling system pressure tests; check coolant condition; imspect and test radiator pressure, pressure cap, coolant recovery tank,
and hoses; determine necessary action.
04.04.04 Inspect, replace, and adjust drive belts, tensioners, and pulleys; check pulley and belt alignment.
04.04.05 Inspect and replace engine cooling and heater system hoses.
04.04.06 Inspect, test, and replace thermostat and gasket.
04.04.07 Test coolant; drain and recover coolant; flush and refill cooling system with recommended coolant; bleed air as required.
04.04.08 Inspect, test, remove, and replace water pump.
04.04.09 Remove and replace radiator.
04.04.10 Inspect, and test fans(s) (electrical or mechanical), fan clutch, fan shroud, and air dams.
04.04.11 Inspect auxiliary oil coolers; determine necessary action.
04.04.12 Inspect, test, and replace oil temperature and pressure switches and sensors.
04.04.13 Perform oil and filter change.
05
AUTOMATIC TRANSMISSION AND TRANSAXLE
05.01
General Transmission and Transaxle Diagnosis
05.01.01 Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause,
and correction.
05.01.02 Identify and interpret transmission/transaxle concern; assure proper engine operation; determine necessary action.
05.01.03 Research applicable vehicle and service information, such as transmission/transaxle system operation, fluid type, vehicle service history,
service precautions, and technical service bulletins.
05.01.04 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, and calibration decals).
05.01.05 Diagnose fluid loss and coditino concerns; check fluid level on transmissions with and without dip-stick; determine necessary action.
05.01.06 Perform pressure tests; determine necessary action.
05.01.07 Perform stall test; determine necessary action.
05.01.08 Perform lock-up converter system tests; determine necessary action.
05.01.09 Diagnose mechanical and vacuum control system concerns; determine necessary action.
05.01.10 Diagnose noise and vibration concerns; determine necessary action.
05.01.11 Diagnose transmission/transaxle gear reduction/multiplication concerns using driving, driven, and held member (power flow) principles.
05.01.12 Diagnose pressure concerns in the transmission using hydraulic principles (Pascal’s Law).
05.01.13 Diagnose electrical/electronical concerns using principals of electricity (Ohm’s Law).
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Automotive Technician
05
AUTOMATIC TRANSMISSION AND TRANSAXLE
05.02
Transmission and Transaxle Maintenance and Adjustment
05.02.01 Inspect, adjust or replace throttle valve (TV) linkages or cables; manual shift linkages or cables; transmission range sensor; check gear
select indicator (as applicable).
05.02.02 Service transmission; perform visual inspection; replace fluids and filters.
05.03
In-Vehicle Transmission and Transaxle Repair
05.03.01 Inspect, adjust or replace (as applicable) vacuum modulator; inspect and repair or replace lines and hoses.
05.03.02 Inspect, repair, and replace governor assembly.
05.03.03 Inspect and replace external seals and gaskets.
05.03.04 Inspect extension housing, bushings and seals; perform necessary action.
05.03.05 Inspect and replace speedometer drive gear, driven gear, vehicle speed sensor (VSS), and retainers.
05.03.06 Diagnose electronic transmission control systems using a scan tool; determine necessary action.
05.03.07 Inspect, replace, and align powertrain mounts.
05.04
Off-Vehicle Transmission and Transaxle Repair
05.04.01 Remove and reinstall transmission and torque converter (rear-wheel drive).(Removal, Disassembly, and Reinstallation)
05.04.02 Remove and reinstall transaxle and torque converter assembly.(Removal, Disassembly, and Reinstallation)
05.04.03 Disassemble, clean, and inspect transmission/transaxle.(Removal, Disassembly, and Reinstallation)
05.04.04 Inspect, measure, clean, and replace valve body (includes surfaces, bores, springs, valves, sleeves, retainers, brackets, check-balls,
screens, spacers, and gaskets). (Removal, Disassembly, and Reinstallation)
05.04.05 Inspect servo bore, piston, seals, pin, spring, and retainers; determine necessary action. (Removal, Disassembly, and Reinstallation)
05.04.06 Inspect accumulator bore, piston, seals, spring, and retainer; determine necessary action. (Removal, Disassembly, and Reinstallation)
05.04.07 Assemble transmission/transaxle. (Removal, Disassembly, and Reinstallation)
05.04.09 Inspect converter flex plate, attaching parts, pilot, pump drive, and seal areas.(Oil Pump and Converter)
05.04.10 Measure torque converter endplay and check for interference; check stator clutch.(Oil Pump and Converter)
05.04.11 Inspect, measure, and reseal oil pump assembly and components.(Oil Pump and Converter)
05.04.12 Measure endplay or preload; determine necessary action.(Gear Train, Shafts, Bushings and Case)
05.04.13 Inspect, measure, and replace thrust washers and bearings.(Gear Train, Shafts, Bushings and Case)
05.04.14 Inspect oil delivery seal rings, ring grooves, and sealing surface areas.(Gear Train, Shafts, Bushings and Case)
05.04.15 Inspect bushings; determine necessary action.(Gear Train, Shafts, Bushings and Case)
05.04.16 Inspect and measure planetary gear assembly (includes sun, ring gear, thrust washers, planetary gears, and carrier assembly);
determine necessary action.(Gear Train, Shafts, Bushings and Case)
05.04.17 Inspect case bores, passages, bushings, vents, and mating surfaces; determine necessary action.(Gear Train, Shafts, Bushings and
Case)
05.04.18 Inspect transaxle drive, link chains, sprockets, gears, bearings, and bushings; perform necessary action.(Gear Train, Shafts, Bushings
and Case)
05.04.19 Inspect, measure, repair, adjust or replace transaxle final drive components.(Gear Train, Shafts, Bushings and Case)
05.04.20 Inspect and reinstall parking pawl, shaft, spring, and retainer; determine necessary action.(Gear Train, Shafts, Bushings and Case)
05.04.21 Inspect clutch drum, piston, check-balls, springs, retainers, seals, and friction and pressure plates; determine necessary action.(Friction
and Reaction Units)
05.04.22 Measure clutch pack clearance; determine necessary action.(Friction and Reaction Units)
05.04.23 Air test the operation of clutch and servo assemblies.(Friction and Reaction Units)
05.04.24 Inspect roller and sprag clutch, races, rollers, sprags, springs, cages, and retainers; determine necessary action.(Friction and Reaction
Units)
05.04.25 Inspect bands and drums; determine necessary action.(Friction and Reaction Units)
06
MANUAL DRIVE TRAIN AND AXLES
06.01
General Drive Train Diagnosis
06.01.01 Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause,
and correction.
06.01.02 Identify and interpret drive train concern; determine necessary action.
06.01.03 Research applicable vehicle and service information, such as drive train system operation, fluid type, vehicle service history, service
precautions, and technical service bulletins.
06.01.04 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, calibration decals).
06.01.05 Diagnose fluid loss, level, and condition concerns; determine necessary action.
06.01.06 Drain and fill manual transmission/transaxle and final drive unit.
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Automotive Technician
06
MANUAL DRIVE TRAIN AND AXLES
06.02
Clutch Diagnosis and Repair
06.02.01 Diagnose clutch noise, binding, slippage, pulsation, and chatter; determine necessary action.
06.02.02 Inspect clutch pedal linkage, cables, automatic adjuster mechanisms, brackets, bushings, pivots, and springs; perform necessary action.
06.02.03 Inspect hydraulic clutch slave and master cylinders, lines, and hoses; determine necessary action.
06.02.04 Inspect release (throw-out) bearing, lever, and pivot; determine necessary action.
06.02.05 Inspect and replace clutch pressure plate assembly and clutch disc.
06.02.06 Bleed clutch hydraulic system.
06.02.07 Inspect, remove or replace pilot bearing or bushing (as applicable).
06.02.08 Inspect flywheel and ring gear for wear and cracks, determine necessary action.
06.02.09 Inspect engine block, clutch (bell) housing, transmission/transaxle case mating surfaces, and alignment dowels; determine necessary
action.
06.02.10 Measure flywheel runout and crankshaft endplay; determine necessary action.
06.03
Transmission/Transaxle Diagnosis and Repair
06.03.01 Remove and reinstall transmission/transaxle.
06.03.02 Disassemble, clean, and reassemble transmission/transaxle components.
06.03.03 Inspect transmission/transaxle case, extension housing, case mating surfaces, bores, bushings, and vents; perform necessary action.
06.03.04 Diagnose noise, hard shifting, jumping out of gear, and fluid leakage concerns; determine necessary action.
06.03.05 Inspect, adjust, and reinstall shift linkages, brackets, bushings, cables, pivots, and levers.
06.03.06 Inspect and reinstall powertrain mounts.
06.03.07 Inspect and replace gaskets, seals, and sealants; inspect sealing surfaces.
06.03.08 Remove and replace transaxle final drive.
06.03.09 Inspect, adjust, and reinstall shift cover, forks, levers, grommets, shafts, sleeves, detent mechanism, interlocks, and springs.
06.03.10 Measure endplay or preload (shim or spacer selection procedure) on transmission/transaxle shafts; perform necessary action.
06.03.11 Inspect and reinstall synchronizer hub, sleeve, keys (inserts), springs, and blocking rings.
06.03.12 Inspect and reinstall speedometer drive gear, driven gear, vehicle speed sensor (VSS), and retainers.
06.03.13 Diagnose transaxle final drive assembly noise and vibration concerns; determine necessary action.
06.03.14 Remove, inspect, measure, adjust, and reinstall transaxle final drive pinion gears (spiders), shaft, side gears, side bearings, thrust
washers, and case assembly.
06.03.15 Inspect lubrication devices (oil pump or slingers); perform necessary action.
06.03.16 Inspect, test, and replace transmission/transaxle sensors and switches.
06.04
Drive Shaft and Half Shaft, Universal and Constant-Velocity (CV) Joint Diagnosis and Repair
06.04.01 Diagnose constant-velocity (CV) joint noise and vibration concerns; determine necessary action.
06.04.02 Diagnose universal joint noise and vibration concerns; perform necessary action.
06.04.03 Remove and replace front wheel drive (FWD) front wheel bearing.
06.04.04 Inspect, service, and replace shafts, yokes, boots, and CV joints.
06.04.05 Inspect, service, and replace shaft center support bearings.
06.04.06 Check shaft balance and phasing; measure shaft runout; measure and adjust driveline angles.
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Automotive Technician
06
MANUAL DRIVE TRAIN AND AXLES
06.05
Drive Axle Diagnosis and Repair
06.05.01 Diagnose noise and vibration concerns; determine necessary action.(Ring and Pinion Gears and Differential Case Assembly)
06.05.02 Diagnose fluid leakage concerns; determine necessary action.(Ring and Pinion Gears and Differential Case Assembly)
06.05.03 Inspect and replace companion flange and pinion seal; measure companion flange runout.(Ring and Pinion Gears and Differential Case
Assembly)
06.05.04 Inspect ring gear and measure runout; determine necessary action.(Ring and Pinion Gears and Differential Case Assembly)
06.05.05 Remove, inspect, and reinstall drive pinion and ring gear, spacers, sleeves, and bearings.(Ring and Pinion Gears and Differential Case
Assembly)
06.05.06 Measure and adjust drive pinion depth.(Ring and Pinion Gears and Differential Case Assembly)
06.05.07 Measure and adjust drive pinion bearing preload.(Ring and Pinion Gears and Differential Case Assembly)
06.05.08 Measure and adjust side bearing preload and ring and pinion gear total backlash and backlash variation on a differential carrier assembly
(threaded cup or shim types). (Ring and Pinion Gears and Differential Case Assembly)
06.05.09 Measure and adjust drive pinion bearing preload.(Ring and Pinion Gears and Differential Case Assembly)
06.05.10 Disassemble, inspect, measure, and adjust or replace differential pinion gears (spiders), shaft, side gears, side bearings, thrust washers,
and case.(Ring and Pinion Gears and Differential Case Assembly)
06.05.11 Reassemble and reinstall differential case assembly; measure runout; determine necessary action.(Ring and Pinion Gears and
Differential Case Assembly)
06.05.12 Diagnose noise, slippage, and chatter concerns; determine necessary action.(Limited Slip Differential)
06.05.13 Clean and inspect differential housing; refill with correct lubricant.(Limited Slip Differential)
06.05.14 Inspect and reinstall clutch (cone or plate) components.(Limited Slip Differential)
06.05.15 Measure rotating torque; determine necessary action.(Limited Slip Differential)
06.05.16 Diagnose drive axle shafts, bearings, and seals for noise, vibration, and fluid leakage concerns; determine necessary action.(Drive Axle
Shaft)
06.05.17 Inspect and replace drive axle shaft wheel studs.(Drive Axle Shaft)
06.05.18 Remove and replace drive axle shafts.(Drive Axle Shaft)
06.05.19 Inspect and replace drive axle shaft seals, bearings, and retainers.(Drive Axle Shaft)
06.05.20 Measure drive axle flange runout and shaft endplay; determine necessary action. (Drive Axle Shaft)
06.06
Four-wheel Drive/All-wheel Drive Component Diagnosis and Repair
06.06.01 Diagnose noise, vibration, and unusual steering concerns; determine necessary action.
06.06.02 Inspect, adjust, and repair shifting controls (mechanical, electrical, and vacuum), bushings, mounts, levers, and brackets.
06.06.03 Remove and reinstall transfer case.
06.06.04 Disassemble, service, and reassemble transfer case and components.
06.06.05 Inspect front-wheel bearings and locking hubs; perform necessary action.
06.06.06 Check drive assembly seals and vents; check lube level.
06.06.07 Diagnose test, adjust, and replace electrical/electronic components of four-wheel drive systems.
07
SUSPENSION AND STEERING
07.01
General Suspension and Steering Systems Diagnosis
07.01.01 Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause,
and correction.
07.01.02 Identify and interpret suspension and steering concern; determine necessary action.
07.01.03 Research applicable vehicle and service information, such as suspension and steering system operation, vehicle service history, service
precautions, and technical service bulletins.
07.01.04 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, calibration decals).
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Automotive Technician
07
SUSPENSION AND STEERING
07.02
Steering Systems Diagnosis and Repair
07.02.01 Disable and enable supplemental restraint system (SRS).
07.02.02 Remove and replace steering wheel; center/time supplemental restraint system (SRS) coil (clock spring).
07.02.03 Diagnose steering column noises, looseness, and binding concerns (including tilt mechanisms); determine necessary action.
07.02.04 Diagnose power steering gear (non-rack and pinion) binding, uneven turning effort, looseness, hard steering, noise, and fluid leakage
concerns; determine necessary action.
07.02.05 Diagnose power steering gear (rack and pinion) binding, uneven turning effort, looseness, hard steering, noise, and fluid leakage
concerns; determine necessary action.
07.02.06 Inspect steering shaft universal-joint(s), flexible coupling(s), collapsible column, lock cylinder mechanism, and steering wheel; perform
necessary action.
07.02.07 Adjust manual or power non-rack and pinion worm bearing preload and sector lash.
07.02.08 Remove and replace manual or power rack and pinion steering gear; inspect mounting bushings and brackets.
07.02.09 Inspect and replace manual or power rack and pinion steering gear inner tie rod ends (sockets) and bellows boots.
07.02.10 Determine proper power steering fluid type; inspect fluid level and condition.
07.02.11 Flush, fill, and bleed power steering system.
07.02.12 Diagnose power steering fluid leakage; determine necessary action.
07.02.13 Remove, inspect, replace, and adjust power steering pump belt.
07.02.14 Remove and reinstall power steering pump.
07.02.15 Remove and reinstall power steering pump pulley; check pulley and belt alignment.
07.02.16 Inspect and replace power steering hoses and fittings.
07.02.17 Inspect and replace pitman arm, relay (centerlink/intermediate) rod, idler arm and mountings, and steering linkage damper.
07.02.18 Inspect, replace, and adjust tie rod ends (sockets), tie rod sleeves, and clamps.
07.02.19 Test and diagnose components of electronically controlled steering systems using a scan tool; determine necessary action.
07.02.20 Inspect and test non-hydraulic electric-power assist steering.
07.02.21 Identify hybrid vehicle power steering system electrical circuits, service and safety precautions.
07.03
Suspension Systems Diagnosis and Repair
07.03.01 Diagnose short and long arm suspension system noises, body sway, and uneven riding height concerns; determine necessary
action.(Front Suspension)
07.03.02 Diagnose strut suspension system noises, body sway, and uneven riding height concerns; determine necessary action.(Front
Suspension)
07.03.03 Remove, inspect, and install upper and lower control arms, bushings, shafts, and rebound bumpers.(Front Suspension)
07.03.04 Remove, inspect and install strut rods (compression/tension) and bushings.(Front Suspension)
07.03.05 Remove, inspect, and install upper and/or lower ball joints.(Front Suspension)
07.03.06 Remove, inspect, and install steering knuckle assemblies.(Front Suspension)
07.03.07 Remove, inspect, and install short and long arm suspension system coil springs and spring insulators.(Front Suspension)
07.03.08 Remove, inspect, install, and adjust suspension system torsion bars; inspect mounts.(Front Suspension)
07.03.09 Remove, inspect, and install stabilizer bar bushings, brackets, and links.(Front Suspension)
07.03.10 Remove, inspect, and install strut cartridge or assembly, strut coil spring, insulators (silencers), and upper strut bearing mount.(Front
Suspension)
07.03.11 Lubricate suspension and steering systems.(Front Suspension)
07.03.12 Remove, inspect, and install coil springs and spring insulators.(Rear Suspension)
07.03.13 Remove, inspect, and install transverse links, control arms, bushings, and mounts.(Rear Suspension)
07.03.14 Remove, inspect, and install leaf springs, leaf spring insulators (silencers), shackles, brackets, bushings, and mounts.(Rear Suspension)
07.03.15 Remove, inspect, and install strut cartridge or assembly, strut coil spring, and insulators (silencers).(Rear Suspension)
07.03.16 Inspect, remove, and replace shock absorbers.(Miscellaneous Service)
07.03.17 Remove, inspect, and service or replace front and rear wheel bearings.(Miscellaneous Service)
07.03.18 Test and diagnose components of electronically controlled suspension systems using a scan tool; determine necessary
action.(Miscellaneous Service)
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07
SUSPENSION AND STEERING
07.04
Wheel Alignment Diagnosis, Adjustment, and Repair
07.04.01 Diagnose vehicle wander, drift, pull, hard steering, bump steer, memory steer, torque steer, and steering return concerns; determine
necessary action.
07.04.02 Perform prealignment inspection; perform necessary action.
07.04.03 Measure vehicle riding height; determine necessary action.
07.04.04 Check and adjust front and rear wheel camber; perform necessary action.
07.04.05 Check and adjust caster; perform necessary action.
07.04.06 Check and adjust front wheel toe and center steering wheel.
07.04.07 Check toe-out-on-turns (turning radius); determine necessary action.
07.04.08 Check SAI (steering axis inclination) and included angle; determine necessary action.
07.04.09 Check and adjust rear wheel toe.
07.04.10 Check rear wheel thrust angle; determine necessary action.
07.04.11 Check for front wheel setback; determine necessary action.
07.04.12 Check front cradle (subframe) alignment; determine necessary action.
07.05
Wheel and Tire Diagnosis and Repair
07.05.01 Diagnose tire wear patterns; determine necessary action.
07.05.02 Inspect tires; check and adjust air pressure.
07.05.03 Diagnose wheel/tire vibration, shimmy, and noise; determine necessary action.
07.05.04 Rotate tires according to manufacturer's recommendations.
07.05.05 Measure wheel, tire, axle, and hub runout; determine necessary action.
07.05.06 Diagnose tire pull (lead) problem; determine necessary action.
07.05.07 Balance wheel and tire assembly (static and dynamic).
07.05.08 Dismount, inspect, repair, and remount tire on wheel.
07.05.09 Dismount, inspect, and remount tire on wheel equipped with tire pressure sensor.
07.05.10 Reinstall wheel; torque lug nuts.
07.05.11 Inspect tire and wheel assembly for air loss; perform necessary action.
07.05.12 Repair tire using internal patch.
07.05.13 Inspect, diagnose, and calibrate tire pressure monitoring system.
08
BRAKES
08.01
General Brake Systems Diagnosis
08.01.01 Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause,
and correction.
08.01.02 Identify and interpret brake system concern; determine necessary action.
08.01.03 Research applicable vehicle and service information, such as brake system operation, vehicle service history, service precautions, and
technical service bulletins.
08.01.04 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, calibration decals).
08.02
Hydraulic System Diagnosis and Repair
08.02.01 Diagnose pressure concerns in the brake system using hydraulic principles (Pascal's Law).
08.02.02 Measure brake pedal height; determine necessary action.
08.02.03 Check master cylinder for internal and external leaks and proper operation; determine necessary action.
08.02.04 Remove, bench bleed, and reinstall master cylinder.
08.02.05 Diagnose poor stopping, pulling or dragging concerns caused by malfunctions in the hydraulic system; determine necessary action.
08.02.06 Inspect brake lines, flexible hoses, and fittings for leaks, dents, kinks, rust, cracks, bulging or wear; tighten loose fittings and supports;
determine necessary action.
08.02.07 Fabricate and/or install brake lines (double flare and ISO types); replace hoses, fittings, and supports as needed.
08.02.08 Select, handle, store, and fill brake fluids to proper level.
08.02.09 Inspect, test, and/or replace metering (hold-off), proportioning (balance), pressure differential, and combination valves.
08.02.10 Inspect, test, and adjust height (load) sensing proportioning valve.
08.02.11 Inspect, test, and/or replace components of brake warning light system.
08.02.12 Bleed (manual, pressure, vacuum or surge) brake system.
08.02.13 Flush hydraulic system.
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Automotive Technician
08
BRAKES
08.03
Drum Brake Diagnosis and Repair
08.03.01 Diagnose poor stopping, noise, vibration, pulling, grabbing, dragging or pedal pulsation concerns; determine necessary action.
08.03.02 Remove, clean (using proper safety procedures), inspect, and measure brake drums; determine necessary action.
08.03.03 Refinish brake drum.
08.03.04 Remove, clean, and inspect brake shoes, springs, pins, clips, levers, adjusters/self-adjusters, other related brake hardware, and backing
support plates; lubricate and reassemble.
08.03.05 Remove, inspect, and install wheel cylinders.
08.03.06 Pre-adjust brake shoes and parking brake before installing brake drums or drum/hub assemblies and wheel bearings.
08.03.07 Install wheel, torque lug nuts, and make final checks and adjustments.
08.04
Disc Brake Diagnosis and Repair
08.04.01 Diagnose poor stopping, noise, vibration, pulling, grabbing, dragging or pedal pulsation concerns; determine necessary action.
08.04.02 Remove caliper assembly from mountings; clean and inspect for leaks and damage to caliper housing; determine necessary action.
08.04.03 Clean and inspect caliper mounting and slides for wear and damage; determine necessary action.
08.04.04 Remove, clean, and inspect pads and retaining hardware; determine necessary action.
08.04.05 Disassemble and clean caliper assembly; inspect parts for wear, rust, scoring, and damage; replace seal, boot, and damaged or worn
parts.
08.04.06 Reassemble, lubricate, and reinstall caliper, pads, and related hardware; seat pads, and inspect for leaks.
08.04.07 Clean, inspect, and measure rotor with a dial indicator and a micrometer; follow manufacturer's recommendations in determining need to
machine or replace.
08.04.08 Remove and reinstall rotor.
08.04.09 Refinish rotor on vehicle.
08.04.10 Refinish rotor off vehicle.
08.04.11 Adjust calipers equipped with an integrated parking brake system.
08.04.12 Install wheel, torque lug nuts, and make final checks and adjustments.
08.05
Power Assist Units Diagnosis and Repair
08.05.01 Test pedal free travel with and without engine running; check power assist operation.
08.05.02 Check vacuum supply (manifold or auxiliary pump) to vacuum-type power booster.
08.05.03 Inspect the vacuum-type power booster unit for vacuum leaks; inspect the check valve for proper operation; determine necessary action.
08.05.04 Inspect and test hydraulically assisted power brake system for leaks and proper operation; determine necessary action.
08.05.05 Measure and adjust master cylinder pushrod length.
08.06
Miscellaneous (Wheel Bearings, Parking Brakes, Electrical, Etc.) Diagnosis and Repair
08.06.01 Diagnose wheel bearing noises, wheel shimmy, and vibration concerns; determine necessary action.
08.06.02 Remove, clean, inspect, repack, and install wheel bearings and replace seals; install hub and adjust wheel bearings.
08.06.03 Check parking brake cables and components for wear, rusting, binding, and corrosion; clean, lubricate, or replace as needed.
08.06.04 Check parking brake operation; determine necessary action.
08.06.05 Check operation of parking brake indicator light system.
08.06.06 Check operation of brake stop light system; determine necessary action.
08.06.07 Replace wheel bearing and race.
08.06.08 Inspect and replace wheel studs.
08.06.09 Remove and reinstall sealed wheel bearing assembly.
08.07
Antilock Brake and Traction Control Systems
08.07.01 Identify and inspect antilock brake system (ABS) components; determine necessary action.
08.07.02 Diagnose poor stopping, wheel lock-up, abnormal pedal feel or pulsation, and noise concerns caused by the antilock brake system
(ABS); determine necessary action.
08.07.03 Diagnose antilock brake system (ABS) electronic control(s) and components using self-diagnosis and/or recommended test equipment;
determine necessary action.
08.07.04 Depressurize high-pressure components of the antilock brake system (ABS).
08.07.05 Bleed the antilock brake system's (ABS) front and rear hydraulic circuits.
08.07.06 Remove and install antilock brake system (ABS) electrical/electronic and hydraulic components.
08.07.07 Test, diagnose and service ABS speed sensors, toothed ring (tone wheel), and circuits using a graphing multimeter (GMM)/digital storage
oscilloscope (DSO) (includes output signal, resistance, shorts to voltage/ground, and frequency data).
08.07.08 Diagnose antilock brake system (ABS) braking concerns caused by vehicle modifications (tire size, curb height, final drive ratio, etc.).
08.07.09 Identify traction control/vehicle stability control system components.
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Automotive Technician
09
ELECTRICAL/ELECTRONIC SYSTEMS
09.01
General Electrical System Diagnosis
09.01.01 Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause,
and correction.
09.01.02 Identify and interpret electrical/electronic system concern; determine necessary action.
09.01.03 Research applicable vehicle and service information, such as electrical/electronic system operation, vehicle service history, service
precautions, and technical service bulletins.
09.01.04 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, and calibration decals).
09.01.05 Diagnose electrical/electronic integrity of series, parallel and series-parallel circuits using principles of electricity (Ohm's Law).
09.01.06 Use wiring diagrams during diagnosis of electrical circuit problems.
09.01.07 Demonstrate the proper use of a digital multimeter (DMM) during diagnosis of electrical circuit problems.
09.01.08 Check electrical circuits with a test light; determine necessary action.
09.01.09 Measure source voltage and perform voltage drop tests in electrical/electronic circuits using a voltmeter; determine necessary action.
09.01.10 Measure current flow in electrical/electronic circuits and components using an ammeter; determine necessary action.
09.01.11 Check continuity and measure resistance in electrical/electronic circuits and components using an ohmmeter; determine necessary
action.
09.01.12 Check electrical circuits using fused jumper wires; determine necessary action.
09.01.13 Locate shorts, grounds, opens, and resistance problems in electrical/electronic circuits; determine necessary action.
09.01.14 Measure and diagnose the cause(s) of excessive key-off battery drain (parasitic draw); determine necessary action.
09.01.15 Inspect and test fusible links, circuit breakers, and fuses; determine necessary action.
09.01.16 Inspect and test switches, connectors, relays, solenoid, solid state devices, and wires of electrical/electronic circuits; perform necessary
action.
09.01.17 Remove and replace terminal end from connector
09.01.18 Repair connectors and terminal ends.
09.01.19 Repair wiring harness (including CAN/BUS systems).
09.01.20 Perform solder repair of electrical wiring.
09.01.21 Identify location of hybrid vehicle high voltage circuit disconnect (service plug) location and safety procedures.
09.02
Battery Diagnosis and Service
09.02.01 Perform battery state-of-charge test; determine necessary action.
09.02.02 Perform battery capacity test(or conductance test); confirm proper battery capacity for vehicle application; determine necessary action.
09.02.03 Maintain or restore electronic memory functions.
09.02.04 Inspect, clean, fill, and replace battery.
09.02.05 Perform slow/fast battery charge.
09.02.06 Inspect and clean battery cables, connectors, clamps, and hold-downs; repair or replace as needed.
09.02.07 Start a vehicle using jumper cables and a battery or auxiliary power supply.
09.02.08 Identify high voltage circuits of electric or hybrid electric vehicle and related safety precautions.
09.02.09 Identify electronic modules, security systems and/or radios that require reinitialization or code entry following battery disconnect.
09.02.10 Identify hybrid vehicle auxiliary (12v) battery service, repair and test procedures.
09.03
Starting System Diagnosis and Repair
09.03.01 Perform starter current draw tests; determine necessary action.
09.03.02 Perform starter circuit voltage drop tests; determine necessary action.
09.03.03 Inspect and test starter relays and solenoids; determine necessary action.
09.03.04 Remove and install starter in a vehicle.
09.03.05 Inspect and test switches, connectors, and wires of starter control circuits; perform necessary action.
09.03.06 Differentiate between electrical and engine mechanical problems that cause a slow-crank or no-crank condition.
09.04
Charging System Diagnosis and Repair
09.04.01 Perform charging system output test; determine necessary action.
09.04.02 Diagnose charging system for the cause of undercharge, no-charge, and overcharge conditions.
09.04.03 Inspect, adjust, or replace generator (alternator) drive belts, pulleys, and tensioners; check pulley and belt alignment.
09.04.04 Remove, inspect, and install generator (alternator).
09.04.05 Perform charging circuit voltage drop tests; determine necessary action.
09.05
Lighting Systems Diagnosis and Repair
09.05.01 Diagnose the cause of brighter than normal, intermittent, dim, or no light operation; determine necessary action.
09.05.02 Inspect, replace, and aim headlights and bulbs.
09.05.03 Inspect and diagnose incorrect turn signal or hazard light operation; perform necessary action
09.05.04 Identify system voltage and safety precautions associated with high intensity discharge headlights.
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Automotive Technician
09
ELECTRICAL/ELECTRONIC SYSTEMS
09.06
Gauges, Warning Devices, and Driver Information Systems Diagnosis and Repair
09.06.01 Inspect and test gauges and gauge sending units for cause of intermittent, high, low, or no gauge readings; determine necessary action.
09.06.02 Inspect and test connectors, wires, and printed circuit boards of gauge circuits; determine necessary action.
09.06.03 Diagnose the cause of incorrect operation of warning devices and other driver information systems; determine necessary action.
09.06.04 Inspect and test sensors, connectors, and wires of electronic (digital) instrument circuits; determine necessary action.
09.07
Horn and Wiper/Washer Diagnosis and Repair
09.07.01 Diagnose incorrect horn operation; perform necessary action.
09.07.02 Diagnose incorrect wiper operation; diagnose wiper speed control and park problems; perform necessary action.
09.07.03 Diagnose incorrect washer operation; perform necessary action.
09.08
Accessories Diagnosis and Repair
09.08.01 Diagnose incorrect operation of motor-driven accessory circuits; determine necessary action.
09.08.02 Diagnose incorrect heated glass, mirror, or seat operation; determine necessary action.
09.08.03 Diagnose incorrect electric lock operation; determine necessary action.
09.08.04 Diagnose incorrect operation of cruise control systems; determine necessary action.
09.08.05 Diagnose supplemental restraint system (SRS) concerns; determine necessary action. (Note: Follow manufacturer's safety procedures to
prevent accidental deployment.)
09.08.06 Disarm and enable the airbag system for vehicle service.
09.08.07 Diagnose radio static and weak, intermittent, or no radio reception; determine necessary action.
09.08.08 Remove and reinstall door panel.
09.08.09 Diagnose body electronic system circuits using a scan tool; determine necessary action.
09.08.10 Check for module communication (CAN/BUS) errors using a scan tool.
09.08.11 Diagnose the cause of false, intermittent, or no operation of anti-theft system.
10
HEATING AND AIR CONDITIONING
10.01
A/C System Diagnosis and Repair
10.01.01 Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause,
and correction.
10.01.02 Identify and interpret heating and air conditioning concern; determine necessary action.
10.01.03 Research applicable vehicle and service information, such as heating and air conditioning system operation, vehicle service history,
service precautions, and technical service bulletins.
10.01.04 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, calibration decals).
10.01.05 Performance test A/C system; diagnose A/C system malfunctions using principles of refrigeration.
10.01.06 Diagnose abnormal operating noises in the A/C system; determine necessary action.
10.01.07 Identify refrigerant type; select and connect proper gauge set; record pressure readings.
10.01.08 Leak test A/C system; determine necessary action.
10.01.09 Inspect the condition of discharged oil; determine necessary action.
10.01.10 Determine recommended oil for system application.
10.01.11 Using scan tool, observe and record related HVAC data and trouble codes.
10.02
Refrigeration System Component Diagnosis and Repair
10.02.01 Diagnose A/C system conditions that cause the protection devices (pressure, thermal, and PCM) to interrupt system operation; determine
necessary action.(Compressor and Clutch)
10.02.02 Inspect and replace A/C compressor drive belts; determine necessary action.(Compressor and Clutch)
10.02.03 Inspect, test, and/or replace A/C compressor clutch components and/or assembly.(Compressor and Clutch)
10.02.04 Remove , inspect, and reinstall A/C compressor and mountings; determine required oil quantity.
10.02.05 Identify hybrid vehicle AC system electrical circuits, service and safety precautions.
10.02.06 Determine need for an additional A/C system filter; perform necessary action.(Evaporator, Condenser, and Related Components)
10.02.07 Remove and inspect A/C system mufflers, hoses, lines, fittings, O-rings, seals, and service valves; perform necessary action.(Evaporator,
Condenser, and Related Components)
10.02.08 Inspect A/C condenser for airflow restrictions; perform necessary action.(Evaporator, Condenser, and Related Components)
10.02.09 Remove, inspect, and reinstall receiver/drier or accumulator/drier; determine required oil quantity.
10.02.10 Remove and install expansion valve or orifice (expansion) tube.(Evaporator, Condenser, and Related Components)
10.02.11 Inspect evaporator housing water drain; perform necessary action.(Evaporator, Condenser, and Related Components)
10.02.12 Remove, inspect, and reinstall evaporator; determine required oil quantity.
10.02.13 Remove, inspect, and reinstall condenser; determine required oil quantity.
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Automotive Technician
10
HEATING AND AIR CONDITIONING
10.03
Heating, Ventilation, and Engine Cooling Systems Diagnosis and Repair
10.03.01 Diagnose temperature control problems in the heater/ventilation system; determine necessary action.
10.03.02 Perform cooling system pressure tests; check coolant condition, inspect and test radiator, pressure cap, coolant recovery tank, and
hoses; perform necessary action.
10.03.03 Inspect engine cooling and heater system hoses and belts; perform necessary action.
10.03.04 Inspect, test, and replace thermostat and gasket.
10.03.05 Determine coolant condition and coolant type for vehicle application; drain and recover coolant.
10.03.06 Flush system; refill system with recommended coolant; bleed system.
10.03.07 Inspect and test cooling fan, fan clutch, fan shroud, and air dams; perform necessary action.
10.03.08 Inspect and test electric cooling fan, fan control system and circuits; determine necessary action.
10.03.09 Inspect and test heater control valve(s); perform necessary action.
10.03.10 Remove, inspect, and reinstall heater core.
10.04
Operating Systems and Related Controls Diagnosis and Repair
10.04.01 Diagnose malfunctions in the electrical controls of heating, ventilation, and A/C (HVAC) systems; determine necessary action.
10.04.02 Inspect and test A/C-heater blower, motors, resistors, switches, relays, wiring, and protection devices; perform necessary action.
10.04.03 Test and diagnose A/C compressor clutch control systems; determine necessary action.
10.04.04 Diagnose malfunctions in the vacuum, mechanical, and electrical components and controls of the heating, ventilation, and A/C (HVAC)
system; determine necessary action.
10.04.05 Inspect and test A/C-heater control panel assembly; determine necessary action.
10.04.06 Inspect and test A/C-heater control cables, motors, and linkages; perform necessary action.
10.04.07 Inspect A/C-heater ducts, doors, hoses, cabin filters and outlets; perform necessary action.
10.04.08 Check operation of automatic and semi-automatic heating, ventilation, and air-conditioning (HVAC) control systems; determine necessary
action.
10.05
Refrigerant Recovery, Recycling, and Handling
10.05.01 Perform correct use and maintenance of refrigerant handling equipment.
10.05.02 Identify (by label application or use of a refrigerant identifier) and recover A/C system refrigerant.
10.05.03 Recycle refrigerant.
10.05.04 Label and store refrigerant.
10.05.05 Test recycled refrigerant for non-condensable gases.
10.05.06 Evacuate and charge A/C system.
11
ENGINE PERFORMANCE
11.01
General Engine Diagnosis
11.01.01 Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause,
and correction.
11.01.02 Identify and interpret engine performance concern; determine necessary action.
11.01.03 Research applicable vehicle and service information, such as engine management system operation, vehicle service history, service
precautions, and technical service bulletins.
11.01.04 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, and calibration decals).
11.01.05 Inspect engine assembly for fuel, oil, coolant, and other leaks; determine necessary action.
11.01.06 Diagnose abnormal engine noise or vibration concerns; determine necessary action.
11.01.07 Diagnose abnormal exhaust color, odor, and sound; determine necessary action.
11.01.08 Perform engine absolute (vacuum/boost) manifold pressure tests; determine necessary action.
11.01.09 Perform cylinder power balance test; determine necessary action.
11.01.10 Perform cylinder cranking compression tests; determine necessary action.
11.01.11 Perform engine running compression test; determine necessary action.
11.01.12 Perform cylinder leakage test; determine necessary action.
11.01.13 Diagnose engine mechanical, electrical, electronic, fuel, and ignition concerns with an oscilloscope and/or engine diagnostic equipment;
determine necessary action.
11.01.14 Prepare 4 or 5 gas analyzer; inspect and prepare vehicle for test, and obtain exhaust readings; interpret readings, and determine
necessary action.
11.01.15 Verify engine operating temperature; determine necessary action.
11.01.16 Perform cooling system pressure tests; check coolant condition; inspect and test radiator, pressure cap, coolant recovery tank, and
hoses; perform necessary action.
11.01.17 Verify correct camshaft timing.
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Automotive Technician
11
ENGINE PERFORMANCE
11.02
Computerized Engine Controls Diagnosis and Repair
11.02.01 Retrieve and record stored OBD I diagnostic trouble codes; clear codes.
11.02.02 Retrieve and record stored OBD II diagnostic trouble codes; clear codes when applicable.
11.02.03 Diagnose the causes of emissions or driveability concerns resulting from malfunctions in the computerized engine control system with
stored diagnostic trouble codes.
11.02.04 Diagnose emissions or driveability concerns resulting from malfunctions in the computerized engine control system with no stored
diagnostic trouble codes; determine necessary action.
11.02.05 Check for module communication (including CAN/BUS systems) errors using a scan tool.
11.02.06 Inspect and test computerized engine control system sensors, powertrain control module (PCM), actuators, and circuits using a graphing
multimeter (GMM)/digital storage oscilloscope (DSO); perform necessary action.
11.02.07 Obtain and interpret scan tool data.
11.02.08 Access and use service information to perform step-by-step diagnosis.
11.02.09 Diagnose driveability and emissions problems resulting from malfunctions of interrelated systems (cruise control, security alarms,
suspension controls, traction controls, A/C, automatic transmissions, non-OEM-installed accessories, or similar systems); d
11.02.10 Perform active tests of actuators using scan tool; determine necessary action.
11.03
Ignition System Diagnosis and Repair
11.03.01 Diagnose ignition system related problems such as no-starting, hard starting, engine misfire, poor driveability, spark knock, power loss,
poor mileage, and emissions concerns on vehicles with electronic ignition (distributorless) systems; determine neces
11.03.02 Diagnose ignition system related problems such as no-starting, hard starting, engine misfire, poor driveability, spark knock, power loss,
poor mileage, and emissions concerns on vehicles with distributor ignition (DI) systems; determine necessary action.
11.03.03 Inspect and test ignition primary circuit wiring and solid state components; perform necessary action.
11.03.04 Inspect, test and service distributor.
11.03.05 Inspect and test ignition system secondary circuit wiring and components; perform necessary action.
11.03.06 Inspect and test ignition coil(s); perform necessary action.
11.03.07 Check and adjust ignition system timing and timing advance/retard (where applicable).
11.03.08 Inspect and test ignition system pick-up sensor or triggering devices; perform necessary action
11.04
Fuel, Air Induction, and Exhaust Systems Diagnosis and Repair
11.04.01 Diagnose hot or cold no-starting, hard starting, poor driveability, incorrect idle speed, poor idle, flooding, hesitation, surging, engine
misfire, power loss, stalling, poor mileage, dieseling, and emissions problems on vehicles with injection-type fuel
11.04.02 Check fuel for contaminants and quality; determine necessary action.
11.04.03 Inspect and test fuel pumps and pump control systems for pressure, regulation and volume; perform necessary action.
11.04.04 Replace fuel filters.
11.04.05 Inspect and test cold enrichment system and components; perform necessary action.
11.04.06 Inspect throttle body, air induction system, intake manifold and gaskets for vacuum leaks and/or unmetered air.
11.04.07 Inspect and test fuel injectors.
11.04.08 Check idle speed.
11.04.09 Inspect the integrity of the exhaust manifold, exhaust pipes, muffler(s), catalytic converter(s), resonator(s), tail pipe(s), and heat shield(s);
perform necessary action.
11.04.10 Perform exhaust system back-pressure test; determine necessary action.
11.04.11 Test the operation of turbocharger/supercharger systems; determine necessary action
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Automotive Technician
11
ENGINE PERFORMANCE
11.05
Emissions Control Systems Diagnosis and Repair
11.05.01 Diagnose oil leaks, emissions, and driveability problems resulting from malfunctions in the positive crankcase ventilation (PCV) system;
determine necessary action.(Positive Crankcase Ventilation)
11.05.02 Inspect, test and service positive crankcase ventilation (PCV) filter/breather cap, valve, tubes, orifices, and hoses; perform necessary
action.(Positive Crankcase Ventilation)
11.05.03 Diagnose emissions and driveability problems caused by malfunctions in the exhaust gas recirculation (EGR) system; determine
necessary action.(Exhaust Gas Recirculation)
11.05.04 Inspect, test, service and replace components of the EGR system, including EGR tubing, exhaust passages, vacuum/pressure controls,
filters and hoses; perform necessary action.(Exhaust Gas Recirculation)
11.05.05 Inspect and test electrical/electronic sensors, controls, and wiring of exhaust gas recirculation (EGR) systems; perform necessary
action.(Exhaust Gas Recirculation)
11.05.06 Diagnose emissions and driveability problems resulting from malfunctions in the secondary air injection and catalytic converter systems;
determine necessary action.(Exhaust Gas Treatment)
11.05.07 Inspect and test mechanical components of secondary air injection systems; perform necessary action.(Exhaust Gas Treatment)
11.05.08 Inspect and test electrical/electronically-operated components and circuits of air injection systems; perform necessary action.(Exhaust
Gas Treatment)
11.05.09 Inspect and test catalytic converter performance.(Exhaust Gas Treatment)
11.05.10 Diagnose emissions and driveability problems resulting from malfunctions in the evaporative emissions control system; determine
necessary action.(Evaporative Emissions Controls)
11.05.11 Inspect and test components and hoses of evaporative emissions control system; perform necessary action.(Evaporative Emissions
Controls)
11.05.12 Interpret evaporative emission related diagnostic trouble codes (DTCs); determine necessary action.(Evaporative Emissions Controls)
11.06
Engine Related Service
11.06.01 Adjust valves on engines with mechanical or hydraulic lifters.
11.06.02 Remove and replace timing belt; verify correct camshaft timing.
11.06.03 Remove and replace thermostat and gasket.
11.06.04 Inspect and test mechanical/electrical fans, fan clutch, fan shroud/ducting, air dams, and fan control devices; perform necessary action.
11.06.05 Perform common fastener and thread repair to include, remove broken bolt, restore internal and external threads, and repair internal
threads with thread insert.
11.06.06 Perform oil and filter changes.
11.06.07 Demonstrate proficiency in using oxy-acetylene torch to heat and cut metal.
11.06.08 Identify hybrid vehicle internal combustion engine service precautions.
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