Component Function Check
1.CHECK HAZARD SWITCH SIGNAL BY CONSULT
CONSULT DATA MONITOR

Diagnosis Procedure
1.CHECK HAZARD SWITCH SIGNAL INPUT

2.CHECK HAZARD SWITCH SIGNAL OPEN CIRCUIT

3.CHECK HAZARD SWITCH SIGNAL SHORT CIRCUIT
Check continuity between hazard switch harness connector and ground.

4.CHECK HAZARD SWITCH GROUND OPEN CIRCUIT
Check continuity between hazard switch harness connector and ground.

Optical sensorFront 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 front door speakers using the audio
signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. ...
Power consumption control system
System Diagram
System Description
OUTLINE
IPDM E/R incorporates a power consumption control function that
reduces the power consumption according
to the vehicle status.
IPDM E/R changes its status (control mode) with the sleep wake up
signal received from BCM via CAN communicati ...
Tweeter
Description
The audio unit sends audio signals to the tweeters using the front door
speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit and speaker connectors for the following:
Proper connection
Damage
Disconnected or loose terminals
2.HARNESS CHECK
...