DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerComposite image signal circuit
Description
AV control unit transmits the playback DVD image signal and AUX image signal
to the display unit.
Diagnosis Procedure
1.CHECK CONTINUITY COMPOSITE IMAGE SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect AV control unit connector M163 and display unit
connector
M142 ...
Steering switch
Removal and Installation
REMOVAL
Remove the driver airbag module. Refer to SR-12, "Removal and
Installation".
Remove the steering wheel audio control switch screws (A).
Release the steering wheel audio control switch harness clips
(B).
Remove the steering wheel audio control switc ...
Interior room lamp
Wiring Diagram
...