DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerP0850 PNP switch
Description
When the selector lever position is P or N, park/neutral position (PNP)
signal from the TCM is sent to ECM.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.INSPECTION START
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perfo ...
Bose speaker amp
Removal and Installation
Bose speaker amp.
Bose speaker amp. screws
REMOVAL
NOTE: If removing the BOSE speaker amp.
bracket, it is necessary to remove the parcel shelf finisher. The BOSE
speaker amp. can be removed without removing the BOSE speaker amp. bracket.
Disconnect the ...
Subwoofer
Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker
amp. amplifies the audio signals before sending them to the subwoofers using
the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit, BOSE speaker amp. and subwoofer connect ...