FixVault
Home
›
Saab
›
1991
›
900 SPG
›
Repair and Diagnosis
›
Engine Performance
›
Theory and Operation
›
Engine Controls - Theory & Operation
Engine Controls - Theory & Operation
Expand All (for easy ctrl-f)
Collapse All
Introduction
Air Induction System
Turbochargers
Computerized Engine Controls
Notes
Control Units
Fuel Injection ECU
Ignition ECU
Automatic Performance Control (APC) ECU (Turbo)
Input Devices
Notes
A/C Switch
Coolant Temperature Sensor
Detonation Sensor
EGR Temperature Sensor
Gear Selector Switch
Hall Effect Sensor
Mass Airflow Meter
Oxygen Sensor
Throttle Position Sensor
Vehicle Speed Sensor
Output Signals
Notes
Airflow Meter Self-Cleaning
Automatic Idle Control Valve
Canister Purge Solenoid
CHECK ENGINE Light
Cold Start Injector
EGR Control Solenoid Valve
Fuel Pump Relay
Fuel Injectors
Idle-Up Solenoid
Ignition Coil(s)
Oxygen Sensor Heating Element
Self-Diagnostics
Wastegate Solenoid
Fuel System
Fuel Delivery
Notes
Fuel Pressure Regulator
Fuel Pump
Fuel Pump Relay
Fuel Control
Cold Start Injector
Fuel Injection ECU
Fuel Injectors
Oxygen Sensor Heating Element
Idle Speed
Automatic Idle Control (AIC) Valve
Idle-Up Solenoid
Ignition Systems
Direct Ignition System (Dis)
9000 Series
Electronic Ignition System (Distributor Type)
900 Series
Ignition Timing Control System
9000 Series With DIS
900 Series
Emission Systems
Air Injection
Catalytic Converter
Evaporative Emissions
Exhaust Gas RECIRCULATION (EGR)
Positive Crankcase Ventilation
Self-Diagnostic System
Notes
Check Engine Light
Miscellaneous Controls
Notes
A/C Clutch
Cooling Fan
Cooling Fan Motor
Cooling Fan Control Relay