Mar 29, 2024  
2021-2022 College Catalog 
    
2021-2022 College Catalog [ARCHIVED CATALOG]

AUT 129 - Automotive Electrical Accessories

3 Credits, 7 Contact Hours
1 lecture period 6 lab periods

Theory, operation, and diagnosis of accessory circuits on a modern vehicle. These include anti-theft, power windows/locks, sound and entertainment systems, airbag and supplemental restraints, electrical wiring repair, and utilizing in-depth repair software.

Prerequisite(s): AUT 128  
  button image Prior Learning and link to PLA webpage

Course Learning Outcomes
  1. Demonstrate the ability to diagnosis a vehicle’s security and anti-theft system.
  2. Demonstrate understanding and diagnosis of power windows, power locks, and other electrical accessories.
  3. Demonstrate understanding and diagnosis of automotive audio and entertainment systems.
  4. Demonstrate understanding and diagnosis of supplemental restraint systems (SRS), and R&R a steering wheel, clock spring, and airbag assembly.
  5. Repair and replace electrical wiring, connectors, and terminals.
  6. Perform the removal/replacement of a door panel.
  7. Demonstrate knowledge of the Mitchel ProDemand service information software obtain a level 1 NC3 certification.
  8. Demonstrate knowledge of the Mitchel ProDemand service information software and obtain a level 2 NC3 certification.

Outline:
  1. Security Systems
    1. Overview and purpose of security systems
    2. Passive (mechanical) security systems
    3. Active (electronic) security systems
    4. Common system designs (hall-effect, transponder, and resistor chip)
    5. Diagnostic procedures
    6. Pulling codes and observing live data with diagnostic scanner
  2. ProDemand Service Information
    1. Find vehicle repair procedures and specifications
    2. Utilize SureTrack to assist in diagnostic procedures
    3. Use integrated repair order function to streamline repair information
    4. Navigate and understand interactive wiring diagrams
  3. Headlight Aiming
    1. Fundamentals of light balance
    2. How to find an accurate level
    3. Utilizing alignment equipment to level headlights
  4. Wiring Mock-up
    1. Circuit types and components of a circuit: parallel, series, and combination
    2. Circuit design and grounding
    3. Wiring up and testing a complete automotive lighting system
  5. Electrical Connection and Terminal Replacement
    1. Terminal types
    2. Connectors 
    3. Replacement of terminals and connections
  6. Door Panel Removal and Replacement (R&R)
    1. Removal of door panel
    2. Panel inspection and repair
    3. Accessing accessories behind the door panel
    4. Panel installation
  7. Accessory Diagnosis and Repair
    1. Diagnosis of slow, intermittent or no operation of motor driven accessory circuits on the following:
    2. Power: windows/ mirrors/door locks/seats/moon roofs and door panel R&R
    3. Diagnosis of causes and repair of poor, intermittent or no heated glass operation
    4. Diagnosis of causes and repair of cruise control circuit malfunction
    5. Diagnosis of causes and repair of supplemental restraint system (SRS) malfunction
  8. Supplemental Restraint Systems(SRS): Diagnosis/Repair & Component R&R, Safety, Electrical
    1. Disabling the SRS system
    2. Removal of steering wheel and airbag
    3. Instillation of steering wheel and airbag
    4. Enabling the SRS system
    5. Diagnosing SRS system codes and common failure symptoms.
    6. Safe work habits and proper lifting/carrying of materials
    7. Proper clothing and protective equipment    
    8. Material Safety Data Sheets (MSDS)
    9. Occupational Safety Health Administration (OSHA) regulations     
    10. Fire extinguishers, exits and evacuation procedures
    11. Definition and effects of electricity
    12. Measurement and types of electricity:  voltage (AC/DC); amperage; resistance
    13. Actions of electricity: heat generation; chemical reaction; magnetism and electromagnetism
    14. Circuit types and components of a circuit: parallel, series and combination parallel/series circuits
    15. Diagnostic testing: high (opens & loose connections) and low resistance faults (shorts & grounds); digital multimeters


Effective Term:
Full Academic Year 2021/22