80 L5-2309cc 2.3L SOHC (NG) (1991): Relays and Modules

Also for this vehicle: 80 L4-1984cc 2.0L SOHC (3A) (1989), 80 Quattro L5-2309cc 2.3L SOHC (NG) (1988).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

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01Relays and Modules Relays and Modules: Sections
- Relays and Modules - Accessories and Optional Equipment31 pages
  - Alarm Module, (Vehicle Antitheft) › Component Information16 pages
    Locations
    Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
  - Antitheft Relay › Component Information › Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
- Relays and Modules - Body and Frame45 pages
  - Power Seat Control Module › Component Information › Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
  - Seat Heater Relay › Component Information › Diagrams15 pages
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
    Diagram Information and Instructions › General Information › Circuit Sections2 3
  - Sunroof / Moonroof Relay › Component Information › Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
- Relays and Modules - Brakes and Traction Control31 pages
  - ABS Main Relay › Component Information › Diagrams15 pages
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
    Diagram Information and Instructions › General Information › Circuit Sections2 3
  - ABS Control Module <--> [Electronic Brake Control Module] › Component Information16 pages
    Locations
    Diagrams15 pages
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
    Diagram Information and Instructions › General Information › Circuit Sections2 3
- Relays and Modules - Cooling System34 pages
  - Radiator Cooling Fan Control Module › Component Information › Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
  - Radiator Cooling Fan Motor Relay › Component Information19 pages
    Locations › Connector Locations2 3 4
    Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
- Relays and Modules - Cruise Control › Cruise Control Module › Component Information16 pages
  - Locations
  - Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
- Relays and Modules - HVAC › Control Module HVAC › Component Information22 pages
- Relays and Modules - Instrument Panel21 pages
  - Active Check Module › Component Information19 pages
    Locations › Connector Locations2 3 4
    Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
  - Speedometer Module › Component Information › Technical Service Bulletins › Speedometer - Gov't Regulations for Replacement2
- Relays and Modules - Lighting and Horns › Lamp Control Module › Component Information › Locations › Rear Lamp Control Unit
- Relays and Modules - Power and Ground Distribution › Relay Box › Component Information7 pages
  - Locations
  - Application and ID › Main Fuse and Relay Panel2 3 4 5 6
- Relays and Modules - Powertrain Management45 pages
  - Relays and Modules - Computers and Control Systems › Engine Control Module › Component Information25 pages
    Technical Service Bulletins › ECU - Precautions
    Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
    Description and Operation › Deceleration Fuel Cut-Off2 3 4 5
    Testing and Inspection › Pinout Values and Diagnostic Parameters › Voltage Measurements2 3 4
  - Relays and Modules - Fuel Delivery and Air Induction › Fuel Pump Relay › Component Information › Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
  - Relays and Modules - Ignition System › Ignition Control Module › Component Information › Locations2 3 4 5
- Relays and Modules - Restraint Systems › Air Bag Control Module › Component Information161 pages
  - Technical Service Bulletins144 pages
    Recalls for Air Bag Control Module:72 pages
    RCKFR54 pages
    Oct36 pages
    97 › Campaign - Air Bag Module Replacement › Campaign - Air Bag Module Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Campaign - Air Bag Module Replacement › Campaign - Air Bag Module Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Campaign - Air Bag Module Replacement › Campaign - Air Bag Module Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Campaign - Air Bag Module Replacement › Campaign - Air Bag Module Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    All Technical Service Bulletins for Air Bag Control Module:72 pages
    RCKFR54 pages
    Oct36 pages
    97 › Campaign - Air Bag Module Replacement › Campaign - Air Bag Module Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Campaign - Air Bag Module Replacement › Campaign - Air Bag Module Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Campaign - Air Bag Module Replacement › Campaign - Air Bag Module Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Campaign - Air Bag Module Replacement › Campaign - Air Bag Module Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
  - Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
  - Service and Repair › Computer Memory Saver2
- Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T38 pages
  - Control Module, A/T › Component Information23 pages
    Technical Service Bulletins8 pages
    Customer Interest: › 379102
    All Technical Service Bulletins for Control Module: › D391022 3 4
    All Other Service Bulletins for Control Module: › D391022 3
    Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
  - Transmission Control System Relay, A/T › Component Information › Diagrams15 pages
    Diagram Information and Instructions › General Information › Circuit Sections2 3
    Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
- Relays and Modules - Windows and Glass › Power Window Control Module › Component Information › Diagrams15 pages
  - Diagram Information and Instructions › General Information › Circuit Sections2 3
  - Diagnostic Aids › Basic Electricity2 3 4 5 6 7 8 9 10 11 12
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections