Description
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the front door speakers using the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and speaker connectors for the following:
2.HARNESS CHECK



3.FRONT DOOR SPEAKER SIGNAL CHECK


4.HARNESS CHECK



5.FRONT DOOR SPEAKER SIGNAL CHECK

connector.

Vertical synchronizing (VP) signal circuit
TweeterRear window defogger power supply and ground circuit
Description
Heats the heating wire with the power supply from the rear window defogger
relay to prevent the rear window
from fogging up.
Component Function Check
1. CHECK REAR WINDOW DEFOGGER
Check that the heating wire of rear window defogger is heated when turning
the rear window defogge ...
System description
AUTOMATIC AIR CONDITIONER SYSTEM
WITH COLOR DISPLAY
WITH COLOR DISPLAY : Switches And Their Control F
WITH COLOR DISPLAY : Discharge Air Flow
WITH MONOCHROME DISPLAY
WITH MONOCHROME DISPLAY : Switches And Their Control Function
WITH MONOCHROME DISPLAY : Discharge Air Flow
...
STRG branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the steering angle sensor
for damage, bend and loose connection
(unit side and connector side).
2.CHECK HARNESS FOR OPE ...