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 rear 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.REAR DOOR SPEAKER SIGNAL CHECK


4.HARNESS CHECK



5.REAR DOOR SPEAKER SIGNAL CHECK


Center speaker
SubwooferReclining sensor
Description
The reclining motor is installed to the seatback assembly.
The pulse signal is input to the driver seat control unit when the
reclining is operated.
The driver seat control unit counts the pulse and calculates the
reclining amount of the seat.
Component Function Check
1 ...
Key cylinder switch
Description
The main power window and door lock/unlock switch detects
condition of the door key cylinder switch and
transmits to BCM as the LOCK or UNLOCK signal.
Component Function Check
1.CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
Check KEY CYL UN-SW, KEY CYL UN-SW in "DATA MONITOR" mode ...
Power steering oil pump
Inspection
CAUTION: Make sure that belt tension is
normal before starting the following procedure.
Connect the Tool between oil pump discharge connector and
high-pressure hose. Bleed air from the hydraulic circuit while opening
the shut-off valve fully. Refer to ST-12, "Inspection".
...