Instrument Panel Integration Module (IPM)

The IPM is wired to the class 2 serial data line. The various IPM input and output circuits are described in the corresponding functional areas as indicated on the IPM electrical schematics.

The IPM functions include the following:

• The ambient light sensor input and twilight delay input for headlamp control.
• The front HVAC air delivery and temperature control.
• The IP dimmer switch input.
• The ignition switch headlamp control.
• The interior lamps switch input.
• The key-in-ignition switch input from the ignition switch.
• The rear compartment lid release switch input.
• The traction control switch input.