Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

Main line between ADP and DLC circuit
Main line between HVAC and ABS circuitRear door speaker
Removal and Installation
REMOVAL
Remove the rear door finisher. Refer to INT-21, "Removal and
Installation".
Remove the rear door speaker screws (A).
Disconnect the harness connector (B) from the rear door speaker
(1) and remove.
INSTALLATION
Installation is in the reverse order ...
Front fog lamp system
Wiring Diagram
...
Horizontal synchronizing (HP) signal circuit
Description
In composite image (AUX image, camera image), transmit the vertical
synchronizing (VP) signal and horizontal
synchronizing (HP) signal from display unit to AV control unit so as to
synchronize the RGB images displayed
with AV control unit such as the image quality adjusting menu ...