Diagnosis system (BCM)
Rear window defogger switchTurn signal and hazard warning lamps
System Diagram
System Description
BCM (Body Control Module) controls turn signal lamp (RH and LH) and
hazard warning lamp operation.
Combination meter operates turn signal indicator (RH and LH) according
to CAN communication signals from BCM.
Component Parts Location
BCM M1 ...
Low brake fluid warning light
When the ignition switch is placed in the ON
position, the light warns of a low brake fluid level.
If the light comes on while the engine is running,
with the parking brake not applied, stop the vehicle
and perform the following:
1. Check the brake fluid level. Add brake fluid
as necessary. ...
AMP on signal circuit
Description
When the audio system is turned on, a voltage signal is supplied from the AV
control unit to the BOSE speaker
amp. When this signal is received, the BOSE speaker amp. will turn on.
Diagnosis Procedure
1.CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)
Turn audio system ON.
Check v ...