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1989
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90 Base, Standard
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Engine Performance
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System
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System/Component Tests
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System/Component Tests
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Introduction
Air Induction System
Turbocharger
Notes
Vibration Or Noise
Low Boost Pressure
White Exhaust Smoke
Boost Pressure
End Play & Side Play
Wastegate Solenoid
Computerized Engine Controls
Control Unit
CIS Digital Control (ECU Voltage Supply)
Cis-E III
CIS Motronic
Engine Sensors & Switches
Cis Digital Control
Air Temperature Sensor
Coolant Temperature Sensor
Engine Speed Sensors
Knock Sensor
Cis-E III
A/C Compressor Clutch (On/Off Signal)
Altitude Sensor (Voltage Supply)
Coolant Temperature Sensor
Full Throttle Switch
Idle & Full Throttle Switch
Idle Switch
Oxygen Sensor
Cis MOTRONIC
Potentiometer
Coolant Temperature Sensor
Full Throttle Switch
Idle & Full Throttle Switches
Idle Switch
Oxygen Sensor
Relays, Solenoids, Motors & Modules
Cis Digital Control
Fuel Pump Relay
Oxygen Sensor Heating Element
Cis-E III
Fuel Pump Relay Control
O2 Sensor Heating Element
Fuel System
Fuel Delivery
Fuel Control (Cis Digital Control)
Cold Start Valve
Cold Crank Enrichment
Cold Engine Warm-Up Enrichment
Deceleration Fuel Shut-Off Check (Man. Trans. Only)
Full Throttle Enrichment
OXS Frequency Valve
Fuel Control (Cis-E III)
System Pressure
Differential Pressure Regulator Fuel Pressure
Differential Pressure Regulator Electrical System
Residual Pressure
Cold Acceleration Enrichment
Deceleration Fuel Shutoff
Fuel Control (Cis MOTRONIC)
Fuel System Pressure
Deceleration Fuel Shutoff
Cold Start Valve
Sensor Plate Lever/Control Plunger
Airflow Sensor Plate
Differential Pressure Regulator
Residual Pressure
Idle Control System
Cis Digital Control
Idle Speed Stabilization System
Cis MOTRONIC
Starting Enrichment
Idle Stabilization Valve
Ignition System
Notes
Timing Control Systems (Cis Digital Control)
Hall Effect Sending Unit
Emission Systems & Sub-Systems
Fuel Evaporation (Cis Digital Control)
Charcoal Canister Shut-Off Valve