Maricopa Community Colleges  APT161   20092-99999 
Official Course Description: MCCCD Approval: 06/24/08
APT161 20092-99999 LEC
LAB 		4 Credit(s)
0 Credit(s) 		2 Period(s)
5 Period(s)
Auto Electrical/Electronic Systems I
Designed for beginning automotive students. The principle of electricity; the mathematical computations involved with Ohm's Law; the use of meters; electrical schematics; the theory of electrical components as they relate to automobiles; the diagnosis, testing, service and repair of batteries, starting systems and charging systems, lighting systems and instrumentation.
Prerequisites: None.
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MCCCD Official Course Competencies:
 
APT161   20092-99999 Auto Electrical/Electronic Systems I
1. Dress and work in a professionally safe manner. (I)
2. Operate hand tools, power tools, and automotive equipment, conforming to safety standards. (I)
3. Classify fires and use fire extinguishers. (I)
4. Use Ohm's Law to mathematically determine electrical circuit power, voltage, resistance and voltage drops. (II)
5. Use electrical meters, dual trace oscilloscopes and other test equipment to diagnose electrical malfunctions. (II)
6. Diagnose and test electrical components and circuits. (III)
7. Repair electrical components and wires, using manufacturer prescribed procedures. (IV)
8. Use wiring diagrams to diagnose electrical system malfunctions. (IV)
9. Diagnose, test, service, and repair batteries and related circuits. (V)
10. Diagnose, test, service, and repair lighting circuits and related components. (VI)
11. Diagnose, test, service, and repair instrument panel circuits and related components. (VII)
12. Diagnose, test, service, and repair starting systems and related components. (VIII)
13. Diagnose, test, service, and repair charging systems and related components. (IX)
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MCCCD Official Course Outline:
 
APT161   20092-99999 Auto Electrical/Electronic Systems I
    I. Safety
        A. Technician and customer
        B. Tools and equipment
        C. Vehicle lifting
        D. Operation of vehicle in shop
        E. Fire
        F. Electrical
        G. Air bag
        H. Anti-lock brake system
      II. Basic Scientific Theory
          A. Basics of electron flow
          B. Electrical circuits
          C. Ohm's Law
          D. Semiconductors
          E. Principles of magnetism
          F. Electromagnetic induction
        III. Electrical Components and Meters
            A. Circuit protection devices
            B. Electrical components
            C. Electronic components
            D. Test equipment
          IV. Wiring and Circuit Diagrams
              A. Automotive wiring
                1. Primary and secondary wiring
                2. Wire size
                3. Terminals and connectors
                4. Wire repair
              B. Printed circuit boards
              C. Wiring harness
              D. Component locators and electrical schematics
              E. Troubleshooting with codes
            V. Automotive Batteries
                A. Construction
                  1. Conventional batteries
                  2. Maintenance-free batteries
                  3. Hybrid batteries
                B. Inspections
                C. Ratings
                D. Charging batteries
                E. Cables
                F. Tests
                G. Removal and cleaning
                H. Failures
                I. Jumping starting
                J. Storage and disposal
              VI. Lighting Circuits
                  A. Lamps and bulbs
                  B. Headlights
                  C. Servicing headlights
                  D. Headlight switches
                  E. Concealed headlights
                  F. Exterior lights
                  G. Interior lights
                  H. Feedback
                VII. Analog Instrumentation, Indicator Lights, and Warning Devices
                    A. Speedometers and odometers
                    B. Tachometers
                    C. Gauges
                    D. Instrument panel and printed circuit removal
                    E. Gauge sending units
                    F. Warning lamps
                    G. Audible warning systems
                  VIII. Direct Current Motors and the Starting System
                      A. Motor principles
                      B. Starting system service precautions
                      C. Starting drives
                      D. Starting system troubleshooting
                      E. Testing the starting system
                      F. Starter control circuit components
                      G. Starter motor designs
                      H. Starter motor disassembly
                      I. Starter motor component testing
                      J. Starter motor reassembly
                    IX. Charging Systems
                        A. Principles of operation
                        B. Service precautions
                        C. Alternating Current (AC) generator circuits
                        D. Alternating Current (AC) generator operation
                        E. Alternator noises
                        F. Charging system troubleshooting
                        G. Regulation
                        H. Voltage output testing
                        I. Voltage drop testing
                        J. Field current draw testing
                        K. Current output testing
                        L. Full field testing
                        M. Regulator testing
                        N. Diode/stator testing
                        O. Charging system testing
                        P. Charging indicators
                        Q. Alternator removal and replacement
                        R. Bench testing the alternator
                        S. Alternator disassembly, component testing, and reassembly
                        T. Diode pattern testing
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