Audi 90 Quattro 20V L5-2309cc 2.3L DOHC (7A) (1990)
Relays and Modules
Sensors and Switches
Maintenance
Engine, Cooling and Exhaust
Powertrain Management
Relays and Modules - Powertrain Management
Sensors and Switches - Powertrain Management
Tune-up and Engine Performance Checks
Computers and Control Systems
A/C Signal
Air Flow Meter/Sensor
Coolant Temperature Sensor/Switch (For Computer)
Crankshaft Position Sensor
Diagnostic Mode Switch/Connector
Engine Control Module
Engine Speed Sensor
Ignition Hall Effect Sensor
Idle Speed/Throttle Actuator - Electronic
Knock Sensor
Malfunction Indicator Lamp
Oxygen Sensor
Relays and Modules - Computers and Control Systems
Engine Control Module
Component Information
Technical Service Bulletins
Page 5318
Diagrams
Diagram Information and Instructions
General Information
Circuit Sections
Page 5323
Page 5324
Page 5325
Page 5326
Page 5327
Page 5328
Page 5329
Page 5330
Page 5331
Page 5332
Page 5333
Page 5334
Page 5335
Page 5336
Page 5337
Page 5338
Page 5339
Diagnostic Aids
Connector Views
Page 5358
Description and Operation
Testing and Inspection
Sensors and Switches - Computers and Control Systems
Throttle Full Close Switch
Throttle Full Open Switch
Throttle Position Sensor
Vehicle Speed Sensor
Emission Control Systems
Fuel Delivery and Air Induction
Ignition System
Transmission Control Systems
Transmission and Drivetrain
Brakes and Traction Control
Starting and Charging
Power and Ground Distribution
Steering and Suspension
Heating and Air Conditioning
Restraint Systems
Accessories and Optional Equipment
Body and Frame
Cruise Control
Instrument Panel, Gauges and Warning Indicators
Lighting and Horns
Windows and Glass
Wiper and Washer Systems