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Credit- Degree applicable
Effective Quarter: Fall 2018

I. Catalog Information


AUTO 53B
Automotive Electromechanical Systems
2 Unit(s)
 

Advisory: EWRT 211 and READ 211 (or LART 211), or ESL 272 and 273; MATH 212 or equivalent.

Lec Hrs: 18.00
Lab Hrs: 30.00
Out of Class Hrs: 36.00
Total Student Learning Hrs: 84.00

Principles of electricity, electronics, circuits, cranking and charging systems. Testing, diagnosis and repair of these systems.


Student Learning Outcome Statements (SLO)

 

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.


 

Develop a testing sequence to diagnose open , shorted, and grounded electromechanical circuits.


II. Course Objectives

A.Practice 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
J.Identify on-board diagnostic and computer control

III. Essential Student Materials

 Scientific calculator (TI 30 or equivalent)

IV. Essential College Facilities

 Automotive electronics laboratory

V. Expanded Description: Content and Form

A.Practice 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
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
B.Math review pretest
C.Safety test
D.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.Completeness of assignments on worksheets
B.Number of correctly answered questions on the quizzes
C.Number of correctly answered questions on the midterm and final examinations

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,7th Edition 2016.
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

X. Lab Topics

A.Operate circuit testers and digital meters
B.Use test equipment to test, lights, voltage drops and rectifiers
C.Repair wires and connectors utilizing wiring schematics.
D.Execute circuit trouble-shooting
E.Test battery using multiple testing methods.
F.Perform starting and charging systems components tests
G.Diagnosis Starter’s motor operation, control circuit testing and amperage draw
H.Complete alternator output tests
I.Test electrical circuits on vehicles
J.Utilize a scan tool to perform electrical repairs.