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Credit- Degree applicable
Effective Quarter: Fall 2013
I. Catalog Information
AUTO 53B
Automotive Electromechanical Systems
2 Unit(s)
Prerequisite: Approved Automotive Technology Course Sequence Contract.
Advisory: English Writing 211 and Reading 211 (or Language Arts 211), or English as a Second
Language 272 and 273; Mathematics 212 or equivalent.
Four hours lecture-laboratory (48 hours total per quarter).
Principles of electricity, electronics, circuits, cranking and charging systems. Testing, diagnosis and
repair of these systems.
Course Justification: This course is belongs on the Certificate of Achievement and AS degree in
Automotive Technology. It is also intended to better prepare students for work in the automotive
industry in the areas of automotive electromechanical systems, as advised by our industry advisory
committee.
Student Learning Outcome Statements (SLO)
• Student Learning Outcome: Demonstrate the ability to diagram and construct simple
electromechanical circuits, calculating and measuring voltage, amperage, and resistance using
Ohm's Law and a digital multimeter.
• Student Learning Outcome: Develop a testing sequence to diagnose open , shorted, and
grounded electromechanical circuits.
II. Course Objectives
A. Electrical safety
B. Comprehend simple electrical circuits and ohm’s law.
C. Use analogical reasoning to solve series, parallel and series-parallel circuits
D. Operate circuit testers and digital meters
E. Evaluate wires, connectors and wiring schematics
F. Critique battery testing methods
G. Recognize starting and charging systems components
H. Appraise alternators and starters functionality
I. Assess lights, blower motor, horn and accessory circuits
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J. Identify on-board diagnostic and computer control
III. Essential Student Materials
Scientific calculator (TI 30 or equivalent)
IV. Essential College Facilities
Classroom and automotive electronics laboratory
Internet access
V. Expanded Description: Content and Form
A. Electrical safety
1. Personal Protective Equipment
2. Safety in Hoisting a Vehicle
3. Fire safety
4. First Aid and eye wash stations
5. Hybrid electric vehicle safety issues
B. Comprehend simple electrical circuits and ohm’s law.
1. Circuits
2. Circuit fault types
3. Ohm’s law
C. Use analogical reasoning to solve series, parallel and series-parallel circuits
1. Series circuit rules
2. Parallel circuit rules
3. Kirchhoff’s laws
4. Series-Parallel circuit problems
D. Operate circuit testers and digital meters
1. Test lights
2. Digital meters
3. Voltage drop testing
4. Diodes - as check valves and rectifiers
5. Oscilloscopes
E. Evaluate wires, connectors and wiring schematics
1. Wire gauge
2. Fuses and protection devices
3. Wire repairs
4. Schematic symbols
5. Relays, solenoids, transistors and their use
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6. Circuit trouble-shooting
F. Critique battery testing methods
1. Open circuit voltage
2. Hydrometer testing
3. Load testing
4. Conductance testing
G. Recognize starting and charging systems components
1. Cranking circuit
2. Starter motors
3. Charging circuits
4. Alternators
H. Appraise alternators and starters functionality
1. Starter motor operation
2. Starter’s control circuit testing
3. Starter’s amperage testing
4. Alternator operation
5. Alternator voltage regulation
6. Alternator output tests
I. Assess lights, blower motor, horn and accessory circuits
1. Identifying light bulbs
2. Light operation
3. Horn operation
4. Blower motor operation
5. Color-coding circuits
6. Lighting circuit testing
J. Identify on-board diagnostic and computer control
1. Computer fundamentals
2. Input sensors
3. Output controls
4. Monitors
5. OBD II numbering designation
6. Scan tool
VI. Assignments
A. Reading assignments from text
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B. Math review pretest
C. Safety test
D. 10 worksheets focusing on reading material and problem solving. The worksheets include multiple
choice questions fill in the blanks and written sections
E. Handouts
F. 2 multiple choice quizzes concentrating on the reading material
G. Multiple choice midterm and accumulative final exam
VII. Methods of Instruction
Lecture and visual aids
Discussion of assigned reading
Discussion and problem solving performed in class
Quiz and examination review performed in class
Collaborative learning and small group exercises
VIII. Methods of Evaluating Objectives
A. Accuracy of data
B. Completeness of assignments
C. Number of correct answers on multiple choice quizzes and tests
IX. Texts and Supporting References
A. Examples of Primary Texts and References
1. Halderman, James D. "Diagnosis and Troubleshooting of Electrical, Electronic and Computer
System." Upper Saddle River, NJ: Prentice Hall,6th Edition 2012.
B. Examples of Supporting Texts and References
1. All DATA electronic information system (WEB based)
http://library.alldatapro.com/alldata/LIB~C8951~R0~OD~N/0/34870081/56415648/56416313
/56416327/34853741
2. Manufacturer's shop manuals as required
3. ShopKey electronic information system (WEB based)
http://www.shopkey5.com/mric/trypreauth.asp
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