DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerRear door speaker
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 rear door speakers using the audio
signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. a ...
Diagnosis and repair workflow
WorkFlow
DETAILED FLOW
1.OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain the malfunction information (conditions and
environment when the malfunction occurred) as much as possible when the
customer brings the vehicle in.
2.REPRODUCE THE MALFUNCTION INFORMATION
Check the ma ...
Instrument lower panel LH
Removal and Installation
REMOVAL
Using a suitable tool, gently remove the instrument side finisher
(LH) (1).
Remove the instrument lower panel (LH) (1).
Open the fuse block cover and remove the instrument lower panel screw
(A).
Disconnect the harness connectors and aspirator ...