Removal and installation
Diagnosis and repair workflowSubwoofer
Description
The AV control unit sends audio signals to the subwoofer amp. The subwoofer
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, subwoofer amp. and subwoofer connec ...
Door switch
Description
Detects door open/close condition.
Component Function Check
1. CHECK FUNCTION
With CONSULT
Check door switches DOOR SW-DR, DOOR SW-AS, DOOR SW-RL, DOOR SW-RR in Data
Monitor mode
with CONSULT.
Diagnosis Procedure
1. CHECK DOOR SWITCH INPUT SIGNAL
Turn ignition sw ...
BCM 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 BCM
for damage, bend and loose connection (unit side and
connector side).
2. ...