Description
The audio 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 audio unit, BOSE speaker amp. and speaker connectors for the following:
2.HARNESS CHECK



3.FRONT DOOR SPEAKER SIGNAL CHECK


4.HARNESS CHECK

connector B109.


5.FRONT DOOR SPEAKER SIGNAL CHECK


Power supply and ground circuit
TweeterDoor mirror motor
Description
It makes mirror face operate from side to side and up and down with the
electric power that automatic drive positioner control unit supplies.
Component Function Chec
1. CHECK DOOR MIRROR MOTOR FUNCTION
Check the operation with "MIRROR MOTOR RH" and "MIRROR MOTOR LH" in "ACTIVE
TE ...
How to enable/disable the Driver Attention Alert system
Perform the following steps to enable or disable
the Driver Attention Alert system.
1. Press the button until
"Settings" displays
in the vehicle information display and
press the OK button. Use the button
to select "Driver Assistance". Then press the
OK button.
2. Select "Driver Att ...
Rear window defogger system
System Diagram
System Description
Operation Description
When rear window defogger switch is turned ON while ignition
switch is ON, the A/C auto amp. (rear window
defogger switch) transmits rear window defogger switch signal to BCM.
BCM turns rear window defogger relay ON when rear ...