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 center speaker 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.CENTER SPEAKER SIGNAL CECK


4.HARNESS CHECK

connector B109.


5.CENTER SPEAKER SIGNAL CHECK


Tweeter
Rear door speakerM&A 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 combination meter for
damage, bend and loose connection
(unit side and connector side).
2.CHECK HARNESS FOR OPEN CI ...
Diagnosis system (meter)
Diagnosis Description
SELF-DIAGNOSIS MODE
Odo/trip meter and information display segment operation can be
checked in self-diagnosis mode.
Meters/gauges can be checked in self-diagnosis mode.
OPERATION PROCEDURE
Turn the ignition switch OFF.
While pushing the odo/trip meter switch, ...
Parking brake system
On-Vehicle Service
PEDAL STROKE
When parking brake pedal is operated with the specified force,
make sure the stroke is within the specified
number of notches. Check by listening and counting the ratchet clicks.
Pedal stroke : Refer to PB-11, "Parking Brake Control".
INSPECTI ...