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
Steering wheel
Inspection
INSTALLATION CONDITION
Check installation conditions of steering gear assembly, front
suspension assembly, axle and steering column assembly.
Check if movement exists when steering wheel is moved up and down,
to the left and right and to the axial direction.
Check steering ...
Power supply and ground circuit
BCM
BCM : Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blown.
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect BCM.
Check voltage between BCM harness connector and ground.
3. CHECK GROUND CIRCUIT
Che ...
Audio system
Symptom Table
AUDIO SYSTEM
Symptoms
Check items
Probable malfunction location
The disk cannot be removed
AV control unit
Malfunction in AV control unit.
Refer to AV-311, "Removal and
Installation".
No sound comes out or the level of the sound is low.
No ...