V8 Quattro V8-3562cc 3.6L DOHC (PT) (1990): Powertrain Management
Also for this vehicle: Coupe GT L5-2144cc 2.14L SOHC (WE) (1983), Coupe GT L5-2226cc 2.22L SOHC (KX) (1986), Turbo Quattro Coupe L5-2144cc 2.14L SOHC Turbo (WX) (1982).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Relays and Modules - Powertrain Management21 pages
Relays and Modules - Computers and Control Systems13 pages
Engine Control Module › Component Information10 pages
- Heated Oxygen Sensor Module <--> [Oxygen Sensor Relay] › Component Information › Locations23
- Relays and Modules - Fuel Delivery and Air Induction › Fuel Pump Relay › Component Information › Locations234
- Relays and Modules - Ignition System › Ignition Control Unit <--> [Ignition Control Module] › Component Information › Description and Operation234
Sensors and Switches - Powertrain Management105 pages
Sensors and Switches - Computers and Control Systems60 pages
- Air Flow Meter/Sensor › Component Information › Locations234
- Camshaft Position Sensor › Component Information › Locations2345
- EGR Thermo Switch <--> [Coolant Temperature Sensor/Switch (For Computer)] › Component Information › Specifications234
- Crankshaft Position Sensor › Component Information › Specifications2345
Exhaust Temperature Sensor › Component Information › Technical Service Bulletins3 pages
- Customer Interest: › 199005
- All Technical Service Bulletins: › 199005
- All Other Service Bulletins for Exhaust Temperature Sensor: › 2888T14
- All Other Service Bulletins for Exhaust Temperature Sensor: › 2888T14
- Engine Speed Sensor › Component Information › Specifications2345
- Intake Air Temperature Sensor › Component Information › Specifications2345
Knock Sensor › Component Information › Technical Service Bulletins6 pages
- Oxygen Sensor › Component Information › Technical Service Bulletins › Oxygen Sensor - Contamination › Oxygen Sensor - Contamination2
- Throttle Full Close Switch › Component Information › Locations23456
- Throttle Full Open Switch › Component Information › Locations23456
- Throttle Position Sensor › Component Information › Locations234
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation234
- Vehicle Speed Sensor › Component Information › Description and Operation
Sensors and Switches - Emission Control Systems › Exhaust Temperature Sensor › Component Information › Technical Service Bulletins2 pages
Sensors and Switches - Fuel Delivery and Air Induction24 pages
- Air Flow Meter/Sensor › Component Information › Locations234
- Throttle Full Close Switch › Component Information › Locations23456
- Throttle Full Open Switch › Component Information › Locations23456
- Throttle Full Open Switch HVAC › Component Information › Locations234
- Throttle Position Sensor › Component Information › Locations234
Sensors and Switches - Ignition System19 pages
- Camshaft Position Sensor › Component Information › Locations2345
- Crankshaft Position Sensor › Component Information › Specifications2345
- Hall Effect Sensor, Ignition › Component Information › Description and Operation
- Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair
Knock Sensor › Component Information › Technical Service Bulletins7 pages
- Customer Interest: › 28900323
- All Technical Service Bulletins: › 28900323
- All Other Service Bulletins for Knock Sensor: › 879104
- All Other Service Bulletins for Knock Sensor: › 879104
Tune-up and Engine Performance Checks40 pages
- Fuel Pressure › System Information › Specifications23
- Air/Fuel Mixture › System Information › Specifications2
Idle Speed › System Information › Technical Service Bulletins4 pages
- Recalls: › NHTSA96V084000
- By Symptom: › NHTSA96V084000
- All Technical Service Bulletins: › NHTSA96V084000
- All Other Service Bulletins for Idle Speed: › 519001
- All Other Service Bulletins for Idle Speed: › 519001
- All Other Service Bulletins for Idle Speed: › 519001
- Air Cleaner Housing › Air Filter Element › Component Information › Locations23
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Firing Order › Component Information › Specifications
Ignition Cable › Component Information › Technical Service Bulletins8 pages
- Customer Interest: › 2892012
- All Technical Service Bulletins: › 2892012
- All Other Service Bulletins for Ignition Cable: › 459101234
- All Other Service Bulletins for Ignition Cable: › 459101
- Spark Plug › Component Information › Specifications23456
- Compression Check › System Information › Specifications
- Valve Clearance › System Information › Specifications2
Computers and Control Systems159 pages
- A/C Signal › Component Information › Description and Operation › A/C Request Signal2
- Air Flow Meter/Sensor › Component Information › Locations234
- Intake Air Temperature Sensor › Component Information › Specifications2345
- Camshaft Position Sensor › Component Information › Locations2345
Exhaust Temperature Sensor › Component Information › Technical Service Bulletins2 pages
- EGR Thermo Switch <--> [Coolant Temperature Sensor/Switch (For Computer)] › Component Information › Specifications234
- Crankshaft Position Sensor › Component Information › Specifications2345
- Data Link Connector › Component Information › Locations234
Engine Control Module › Component Information10 pages
- Engine Speed Sensor › Component Information › Specifications2345
- Idle Speed/Throttle Actuator - Electronic › Component Information › Specifications234
Knock Sensor › Component Information › Technical Service Bulletins6 pages
- Malfunction Indicator Lamp › Component Information › Description and Operation23
- Mixture Calibration Potentiometer › Component Information › Locations
- Oxygen Sensor › Component Information › Technical Service Bulletins › Oxygen Sensor - Contamination › Oxygen Sensor - Contamination2
- Heated Oxygen Sensor Module <--> [Oxygen Sensor Relay] › Component Information › Locations23
Relays and Modules - Computers and Control Systems13 pages
Engine Control Module › Component Information10 pages
- Heated Oxygen Sensor Module <--> [Oxygen Sensor Relay] › Component Information › Locations23
Sensors and Switches - Computers and Control Systems60 pages
- Air Flow Meter/Sensor › Component Information › Locations234
- Camshaft Position Sensor › Component Information › Locations2345
- EGR Thermo Switch <--> [Coolant Temperature Sensor/Switch (For Computer)] › Component Information › Specifications234
- Crankshaft Position Sensor › Component Information › Specifications2345
Exhaust Temperature Sensor › Component Information › Technical Service Bulletins3 pages
- Customer Interest: › 199005
- All Technical Service Bulletins: › 199005
- All Other Service Bulletins for Exhaust Temperature Sensor: › NHTSA97V172000
- All Other Service Bulletins for Exhaust Temperature Sensor: › NHTSA97V172000
- Engine Speed Sensor › Component Information › Specifications2345
- Intake Air Temperature Sensor › Component Information › Specifications2345
Knock Sensor › Component Information › Technical Service Bulletins6 pages
- Oxygen Sensor › Component Information › Technical Service Bulletins › Oxygen Sensor - Contamination › Oxygen Sensor - Contamination2
- Throttle Full Close Switch › Component Information › Locations23456
- Throttle Full Open Switch › Component Information › Locations23456
- Throttle Position Sensor › Component Information › Locations234
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation234
- Vehicle Speed Sensor › Component Information › Description and Operation
- Throttle Full Close Switch › Component Information › Locations23456
- Throttle Full Open Switch › Component Information › Locations23456
- Throttle Position Sensor › Component Information › Locations234
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation234
- Vehicle Speed Sensor › Component Information › Description and Operation
Emission Control Systems15 pages
Catalytic Converter › Exhaust Temperature Sensor › Component Information › Technical Service Bulletins2 pages
- Emissions Maintenance Light › Component Information › Service and Repair
Evaporative Emissions System9 pages
- Positive Crankcase Ventilation › PCV Orifice › Component Information › Locations
Sensors and Switches - Emission Control Systems › Exhaust Temperature Sensor › Component Information › Technical Service Bulletins2 pages
Fuel Delivery and Air Induction105 pages
- Fuel Pressure › System Information › Specifications23
- Fuel Pressure Release › System Information › Service and Repair
Idle Speed › System Information › Technical Service Bulletins3 pages
- Air/Fuel Mixture › System Information › Specifications2
- Air Cleaner Housing › Air Filter Element › Component Information › Locations23
- Air Flow Meter/Sensor › Component Information › Locations234
- Fuel › Component Information › Specifications
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
Fuel Injector › Fuel Injector O-Ring › Component Information › Technical Service Bulletins2 pages
- Fuel Pressure Regulator › Component Information › Specifications2345
- Fuel Rail › Component Information › Specifications234
- Fuel Return Line › Component Information › Description and Operation
- Fuel Supply Line › Component Information › Description and Operation2
Fuel Tank › Fuel Gauge Sender › Component Information › Technical Service Bulletins6 pages
- Customer Interest: › 209004
- All Technical Service Bulletins: › 209004
- All Other Service Bulletins for Fuel Gauge Sender: › 919101234
- All Other Service Bulletins for Fuel Gauge Sender: › 919101
- Fuel Tank Unit › Component Information › Tools and Equipment
- Idle Speed/Throttle Actuator - Electronic › Component Information › Specifications234
- Relays and Modules - Fuel Delivery and Air Induction › Fuel Pump Relay › Component Information › Locations234
- Gravity Valve <--> [Rollover Valve, Fuel Tank] › Component Information › Locations23
Sensors and Switches - Fuel Delivery and Air Induction24 pages
- Air Flow Meter/Sensor › Component Information › Locations234
- Throttle Full Close Switch › Component Information › Locations23456
- Throttle Full Open Switch › Component Information › Locations23456
- Throttle Full Open Switch HVAC › Component Information › Locations234
- Throttle Position Sensor › Component Information › Locations234
- Throttle Body › Component Information › Description and Operation2
Throttle Cable/Linkage › Component Information › Technical Service Bulletins2 pages
- Throttle Full Close Switch › Component Information › Locations23456
- Throttle Full Open Switch › Component Information › Locations23456
- Throttle Full Open Switch HVAC › Component Information › Locations234
- Throttle Position Sensor › Component Information › Locations234
Ignition System72 pages
- Firing Order › Component Information › Specifications
- Camshaft Position Sensor › Component Information › Locations2345
- Ignition Coil Wire › Component Information › Specifications
- Crankshaft Position Sensor › Component Information › Specifications2345
- Hall Effect Sensor, Ignition › Component Information › Description and Operation
Ignition Cable › Component Information › Technical Service Bulletins5 pages
- Customer Interest: › 2892012
- All Technical Service Bulletins: › 2892012
- All Other Service Bulletins for Ignition Cable: › 579004
- All Other Service Bulletins for Ignition Cable: › 579004
- Ignition Coil › Component Information › Specifications23456
- Ignition Control Unit <--> [Ignition Control Module] › Component Information › Description and Operation234
Knock Sensor › Component Information › Technical Service Bulletins6 pages
- Ignition Power Stage › Component Information › Locations
- Relays and Modules - Ignition System › Ignition Control Unit <--> [Ignition Control Module] › Component Information › Description and Operation234
Sensors and Switches - Ignition System18 pages
- Camshaft Position Sensor › Component Information › Locations2345
- Crankshaft Position Sensor › Component Information › Specifications2345
- Hall Effect Sensor, Ignition › Component Information › Description and Operation
- Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair
Knock Sensor › Component Information › Technical Service Bulletins6 pages
- Spark Plug › Component Information › Specifications23456
Transmission Control Systems14 pages
Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T6 pages
Control Module, A/T › Component Information › Technical Service Bulletins4 pages
- Shift Interlock Control Module › Component Information › Locations
- Transmission Control System Relay, A/T › Component Information › Locations
Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T8 pages