Instrument Panel Module (IPM)
WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
The various IPM input and output circuits are described in the corresponding areas as indicated on the IPM electrical schematics.
The IPM functions include the following:
- Ambient light sensor input and twilight delay input for headlights control.
- Foglamp switch input.
- Front HVAC air delivery and temperature controls.
- Ignition switch headlight control.
- Interior lamps switch input.
- I/P dimmer switch input.
- Key cylinder lamp control.
- Key-in-ignition switch input from the ignition switch.
- Rear compartment lid release switch input.
- Traction control switch input.