Dec 21, 2024  
2020-2021 Course Catalog 
    
2020-2021 Course Catalog [ARCHIVED CATALOG]

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AUT 615 - Auto Electricity/Electronics

Credits: 4
Lecture Hours: 2
Lab Hours: 4
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech
Provides instruction in theory and operation of automotive electrical circuits. Safety, meters and service information will be emphasized.
Competencies
 

  1. Describe 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. Calculate voltage drops
    2. Figure resistance.
    3. Calculate current
    4. Figure wattage.
  3. Construct basic 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.
    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
  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 vehicle for proper belt/pulley alignment and belt tension.
    2. Perform charging system voltage drop tests
    3. Check for proper charging rate on a vehicle
    4. Diagnose under or over charge conditions
    5. Determine necessary action
  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.
    2. Inspect and load test a battery
    3. Perform battery conductance testing
    4. Perform slow and fast battery charge.
    5. Clean connections and service a battery in a vehicle.
    6. Replace a battery.
    7. Measure parasitic current drain and determine the cause of excessive parasitic current drain. 
    8. Discuss memory loss and reinitialization after battery disconnect.
    9. Determine necessary action
    10. Perform vehicle jump starting using jumper cables and booster battery (vehicle) or jumper (booster) pack. 
  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. Check motor control relays and solenoids
    3. Test vehicle cranking current
    4. Perform starter circuit voltage drop test
    5. Perform a starter no load test
    6. Determine necessary repairs
    7. Inspect and test starting system switches and wiring
    8. Determine necessary action
  12. Demonstrate wire repair techniques
    1. Reattach broken wires with solder
    2. Replace damaged terminals and connectors
  13. Interpret electrical service information
    1. Read wiring diagrams.
    2. Use component locator charts
    3. Identify terminal and connector cavities
  14. Diagnose electrical faults
    1. Perform system functional check
    2. Use principles of electricity for diagnostic strategy.
    3. Use wiring diagrams as a diagnostic resource.
    4. Make digital multimeter measurements during electrical diagnosis.
    5. Inspect and test fuses, fusible links, and circuit breakers.
    6. Inspect and test switches, connectors, and solid state devices.
    7. Locate shorts, opens, and hi resistance in circuits.
    8. Determine necessary repairs



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