AUT 601 - Auto Electrical I

1. Identify basic principles of electricity.
   1. Define voltage.
   2. Describe amperage.
   3. Discuss resistance.
   4. Describe theories of current flow.
   5. State principles of current production by magnetic induction.
2. Evaluate circuits.
   1. Practice the use of Ohm?s Law for series, parallel, and series-parallel circuits.
   2. Compute voltage drops.
   3. Calculate resistance.
   4. Calculate current.
   5. Compute wattage.
3. Explain Basic Electrical Circuits.
   1. Assemble a series circuit.
   2. Create a parallel circuit.
   3. Build a series parallel circuit.
4. Perform Electrical Checks Using Test Equipment.
   1. Demonstrate voltmeter use for source voltage and voltage drops.
   2. Measure current with an ammeter.
   3. Check resistance with an ohmmeter.
   4. Measure frequency.
   5. Check duty cycle.
   6. Use DMM min/max functions.
   7. Check electrical circuits with a test lamp.
   8. Use fused jumper wires.
   9. Inspect and test fusible link, circuit breakers, and fuses; determine necessary action.
5. Evaluate semiconductors.
   1. Explain diode operation.
   2. List diode applications.
   3. Discuss transistor operation.
   4. Describe capacitor operation.
   5. Measure semiconductor circuits.
6. Analyze charging systems.
   1. Explain voltage rectification.
   2. Discuss voltage regulation.
   3. Describe three phase current generation.
7. Evaluate charging systems.
   1. Inspect, adjust, or replace generator (alternator) drive belts; check pulleys and tensioners for wear; check pulley and belt alignment.
   2. Perform charging system voltage drop tests; determine necessary action.
   3. Perform charging system output test; determine necessary action.
   4. Diagnose under or over charge conditions; determine necessary action.
   5. Demonstrate removal, inspection and re- installation of an alternator.
8. Analyze batteries.
   1. Practice battery safety.
   2. Outline battery construction.
   3. Discuss maintenance-free batteries.
   4. Explain battery operation.
9. Evaluate batteries.
   1. Test battery state of charge; determine necessary action.
   2. Confirm proper battery capacity for vehicle application; perform battery capacity test.
   3. Perform battery conductance testing; determine necessary action.
   4. Perform slow and fast battery charge according to manufacturer’s recommendations.
   5. Inspect and clean battery; fill battery cells; check battery cables, connectors, clamps, and hold-downs.
   6. Perform battery replacement.
   7. Measure key-off parasitic current drain; determine necessary action.
   8. Identify electronic modules, security systems, radios, and other accessories that require re-initialization or code entry after reconnecting vehicle battery.
   9. Maintain or restore electronic memory functions.
   10. Jump-start vehicle using jumper cables and a booster battery or an auxiliary power supply.
10. Analyze cranking motors.
    1. Describe starting system operation.
    2. Identify starting system components.
    3. Discuss different motor control systems.
11. Evaluate starting systems.
    1. Discuss mechanical and electrical no crank conditions.
    2. Inspect and test starter relays and solenoids.
    3. Perform starter current draw test; determine necessary action.
    4. Perform starter circuit voltage drop test; determine necessary action.
    5. Perform a starter no load test; determine necessary repairs.
    6. Demonstrate removal and installation of a starter in a vehicle.
    7. Inspect and test switches, connectors, and wires of starter control circuits; determine necessary action.
12. Examine wire repair techniques.
    1. Perform solder repair of electrical wiring.
    2. Demonstrate replacement of electrical connectors and terminal ends.
13. Interpret electrical service information.
    1. Read wiring diagrams.
    2. Use component locator charts.
    3. Identify terminal and connector cavities.
    4. Use wiring diagrams to trace electrical/electronic circuits.