Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the combination meter. Refer to MWI-37, "COMBINATION METER : Diagnosis Procedure".
DLC branch line circuit
AV branch line circuitTweeter
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 tweeters using the audio signal
circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and speaker ...
Intelligent key warning buzzer
Description
Answers back and warns for an inappropriate operation.
Component Function Check
1. CHECK FUNCTION
With CONSULT
Check Intelligent Key warning buzzer OUTSIDE BUZZER in Active Test mode.
Diagnosis Procedure
1. CHECK INTELLIGENT KEY WARNING BUZZER
Check voltage between BCM connecto ...
Optical 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 ...