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 subwoofers using the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and subwoofer connectors for the following:
2.HARNESS CHECK



3.REAR SUBWOOFER SIGNAL CHECK


4.HARNESS CHECK



5.REAR SUBWOOFER SIGNAL CHECK


Rear door speaker
AMP on signal circuitRemove
Use the following procedure to remove the head
restraint/headrest:
1. Pull the head restraint/headrest up to the
highest position.
2. Push and hold the lock knob.
3. Remove the head restraint/headrest from
the seat.
4. Store the head restraint/headrest properly in
a secure place so i ...
The parking brake release warning continues sounding, or does not sound
Description
The parking brake warning buzzer sounds continuously during
vehicle travel though the parking brake is
released
The parking brake warning buzzer does not sound at all even though
driving the vehicle with the parking
brake applied.
Diagnosis Procedure
1. CHECK PARKIN ...
Combination switch reading system
System Diagram
System Description
OUTLINE
BCM reads the status of the combination switch (light, turn
signal, wiper and washer) and recognizes the status of each switch.
BCM has a combination of 5 output terminals (OUTPUT 1 - 5) and 5
input terminals (INPUT 1 - 5) and reads a maximum ...