Power Distribution Module: Description and Operation

DESCRIPTION

The Integrated Power Module (IPM) is mounted in the engine compartment, next to the battery. The IPM houses all fuses and relays for the vehicle.

Fuse and relay information is laser etched inside surface of the hinged cover. For fuse locations and types [1][2]Application and ID. As well as housing fuses and relays, the IPM is an electrical control and interface center in the engine compartment. It provides and distributes information to the rest of the vehicle. The IPM controls the following features:

CONTROLLED POWER FEEDS

- BTSI
- EATX module power
- Front airbag system
- Front and rear marker lamps
- Front and rear park lamps
- Front fog lamps
- Headlamp power (High/Low beam)
- License plate lamp

RELAY CONTROLS

- Accessory relay
- Door node relay
- EBL relay
- Front and rear blower relay
- Front wiper HI/LOW relay
- Front wiper ON relay
- Horn relay
- Run relay
- Fuel pump relay