Description
Transmits a seat belt buckle switch LH signal to the combination meter.
Component Function Check
1. CHECK COMBINATION METER INPUT SIGNAL
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WCS-54, "Wiring Diagram".
1. CHECK COMBINATION METER INPUT SIGNAL

2. CHECK SEAT BELT BUCKLE SWITCH LH CIRCUIT
3. CHECK SEAT BELT BUCKLE SWITCH LH GROUND CIRCUIT
Check harness continuity between seat belt buckle switch LH harness connector B202 terminal 2 and ground.
Component Inspection
CHECK SEAT BELT BUCKLE SWITCH LH
Meter buzzer circuitOptical sensor
Description
The optical sensor converts the outside brightness (lux) to voltage and
transmits the optical sensor signal to the BCM.
Component Function Check
1.CHECK OPTICAL SENSOR SIGNAL BY CONSULT
CONSULT
Turn the ignition switch ON.
Select "OPTICAL SENSOR" of BCM (HEAD LAMP) DATA MONIT ...
The door open warning continues displaying, or does not display
Description
The door ajar warning is displayed even though
all of the doors and the trunk are closed.
The door ajar warning is not displayed even
though a door or the trunk is ajar.
Diagnosis Procedure
1.CHECK BCM INPUT SIGNAL
Connect CONSULT and check the BC ...
Sunroof motor assembly
Wiring Diagram
...