Hint:
Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Operation check
Terminals of ecuAir conditioning control panel does not operate
Description
This circuit consists of the air conditioning control and the air
conditioning amplifier. When the air
conditioning control is operated, signals are transmitted to the air
conditioning amplifier through the lin
communication system.
If the lin communication system malfunctions, ...
Operating HomeLink
Press the appropriate
HomeLink button. The
HomeLink indicator light
should turn on.
The status of the opening and
closing of a garage door is
shown by the garage door operation
indicators.
Vehicles with auto anti-glare
inside rear view mirror
Opening
Closing
Vehicles with Digital Rearview
Mirr ...
Operation check
Inspect driver side seat belt warning light
Turn the ignition switch on.
When the driver seat belt is not fastened, check that
the driver seat belt warning light on the combination
meter blinks.
When the driver seat belt is fastened, check that the
driver seat belt warning light o ...