Description
When one of the steering wheel audio control switches is pushed, the resistance in the steering wheel audio control switch circuit changes, depending on which button is pushed.
Diagnosis Procedure
1.CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE


2.CHECK HARNESS BETWEEN COMBINATION SWITCH (SPIRAL CABLE) AND AV CONTROL UNIT



3.COMBINATION SWITCH (SPIRAL CABLE) CHECK


SubwooferMode door control system
System Diagram
System Description
The mode door is automatically controlled by the temperature setting, ambient
temperature, in-vehicle temperature,
intake temperature and amount of sunload.
SYSTEM OPERATION
The A/C auto amp. receives data from each of the sensors.
The A/C auto amp. ...
Diagnosis system (meter)
Diagnosis Description
SELF-DIAGNOSIS MODE
Odo/trip meter and information display segment operation can be
checked in self-diagnosis mode.
Meters/gauges can be checked in self-diagnosis mode.
OPERATION PROCEDURE
Turn the ignition switch OFF.
While pushing the odo/trip meter switch, ...
Wiring diagram
ENGINE CONTROL SYSTEM
Wiring Diagram
...