Operation CHARM: Car repair manuals for everyone.
Home >> Saab >> 1989 >> 9000 L4-1985cc 2.0L DOHC >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Engine Control Module >> Diagrams >> Diagram Information and Instructions >> Component Locations >> APC System Components
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

APC System Components


APC Control Unit: Under Instrument Panel, Left Of Steering Column
Brake Light Switch: Attached To Brake Pedal
Filament Monitor: Behind Glove Compartment In Electrical Distribution (Fuse) Box
Ignition Pulse Amplifier: Behind Glove Compartment In Electrical Distribution (Fuse) Box
Knock Sensor: In Engine Compartment Under Intake Manifold
Pressure Transmitter: Under Instrument Panel, Left Of the Steering Column
Solenoid Valve: In Engine Compartment On Radiator Fan Housing
Vacuum Switch: Under Instrument Panel, Left Of the Steering Column

pro multis · About Operation CHARM