10602124Automotive Electrical 1 (E1)
Course Information
Description
The automotive repair industry demands that technicians have a proficient understanding of the electrical systems which are at the heart of today's vehicles. Students are introduced to basic electricity fundamentals in accordance with industry standards and then apply the concepts to vehicle circuits and components.
Total Credits
3
Course Competencies
  1. Solve equations using Ohm’s Law
    Assessment Strategies
    Test
    Criteria
    Define Ohm’s Law
    Define voltage (volts)
    Define amperage (amps/current)
    Define resistance (ohms)
    Explain the relationship between volts, amps and ohms.
    Solve for volts, amps and ohms when only given two of the variables

  2. Interpret a typical vehicle electrical schematic
    Assessment Strategies
    Test, Verbal, and/or Skill Demonstration
    Criteria
    Recognize wiring diagram symbols
    Describe how a switch is used in a circuit
    Explain what a load is in terms of an electrical circuit
    Identify the power supply portion of a circuit
    Identify the ground portion of a circuit
    Identify the load(s) on a vehicle wiring diagram
    Use online database (Alldata, Mitchell, etc.) to access wiring diagrams

  3. Use a digital multimeter (DMM) for testing
    Assessment Strategies
    Skill Demonstration
    Criteria
    Connect a DMM to a circuit
    Follow safety procedures
    Apply proper range selection for testing
    Describe volts, amps and ohms as it relates to DMM
    Interpret results on DMM display
    Define the term “voltage drop”
    Use a test light effectively

  4. Examine vehicle circuits
    Assessment Strategies
    Skill Demonstration
    Criteria
    Interpret series circuit laws
    Interpret parallel circuit laws
    Perform voltage drop testing of circuits (good and faulty)
    Test current in a circuit
    Test resistance in a circuit
    Perform voltage drop test of a relay circuit

  5. Explain circuit components
    Assessment Strategies
    Skill Demonstration
    Criteria
    Describe magnetism and electricity
    Explain how a relay works (electro-mechanical devices)
    Explain how a relay is used in a typical automotive circuit
    Identify types of switches
    Examine main load in a circuit
    Identify fuse, circuit breaker, connector

  6. Solve circuit problems
    Assessment Strategies
    Skill Demonstration
    Criteria
    Interpret cause and effects from opens, shorts, grounds and resistance problems
    Demonstrate diagram use for troubleshooting
    Explain parasitic (key-off) battery drains
    Perform circuit repairs and soldering