Preparation
Control unitHeadlamp (LO) circuit
Description
The IPDM E/R (intelligent power distribution module engine room) controls the
headlamp low relay based on inputs from the BCM over the CAN communication
lines. When the headlamp low relay is energized, power flows through fuses 51
and 52, located in the IPDM E/R. Power then flows ...
Meter buzzer circuit
Description
The buzzer for warning chime system is installed in the
combination meter.
The combination meter sounds the alarm buzzer based on the signals
transmitted from various units.
Component Function Check
1. CHECK OPERATION OF METER BUZZER
Select "BUZZER" of "BCM" on CONSUL ...
Power supply and ground circuit
BCM
BCM : Diagnosis Proce
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blow
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect BCM.
Check voltage between BCM harness connector and ground.
3. CHECK GROUND CIRCUIT
Check con ...