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. and speaker connectors for the following:
2.HARNESS CHECK



3.REAR DOOR SPEAKER SIGNAL CHECK


4.HARNESS CHECK



5.REAR DOOR SPEAKER SIGNAL CHECK


Center speaker
SubwooferB2128 UART communication line
Description
Driver seat control unit performs UART communication with the automatic drive
positioner control unit using 1 communication line. Driver seat control unit
receives the operation signals of ADP steering switch, door mirror remote
control switch and the position signals of tilt sens ...
P0778 pressure control solenoid B
Description
The secondary pressure solenoid valve regulates the oil pump discharge
pressure to suit the driving condition
in response to a signal sent from the TCM.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
Immediate ...
Rear disc brake
BRAKE PAD
BRAKE PAD : Inspection of Pad
PAD WEAR
Check pad thickness from the inspection hole on cylinder body.
Check using a scale if necessary
DISC ROTOR
DISC ROTOR : Inspection of Rotor
VISUAL
Check surface of disc rotor for uneven wear, cracks, and serious damage.
Replace if ne ...