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
Lifting switch (front)
Description
Lifting switch (front) is equipped to the power seat switch LH on the seat
frame. The operation signal is input to the driver seat control unit when the
lifting switch (front) is operated.
Component Function Check
1. CHECK FUNCTION
Select "LIFT FR SW-UP", "LIFT FR SW-DN" in "D ...
Basic inspection
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition
and the environment when the
incident/malfunction occurred).
2.CONFIRM THE SYMPTOM
Try to confirm the sympt ...
Diagnosis system (bluetooth control unit)
Diagnosis Description
The Bluetooth control unit has two diagnostic checks. The first diagnostic
check is performed automatically every ignition cycle during control unit
initialization. The second diagnostic check is performed by the technician
using the steering wheel audio control switches ...