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).
Is the inspection result normal?
YES > ...
System description
Component parts
Component parts location
Front tweeter lh
GPS antenna
Steering switches
Av control unit
Front tweeter rh
Microphone
Front door speaker LH
Front door speaker rh
Rear speaker RH
Rear speaker lh
Antenna amp.
Satellite antenna
Rear view camera
Window a ...
Symptom diagnosis
Multi av system
Symptom table
Related to audio
Related to hands-free phone
Before performing diagnosis, confirm that the cellular phone being used
by the customer is compatible with
the vehicle.
It is possible that a malfunction is occurring due to a version change
of th ...