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 connectors for the following:
2.HARNESS CHECK



3.TWEETER SIGNAL CHECK


4.HARNESS CHECK



5.TWEETER SIGNAL CHECK

connector.

Front door speaker
Center speakerRear window defogger switch
Description
The rear window defogger is operated by turning the rear window defogger
switch ON.
Turns the indicator lamp in the rear window defogger switch ON
when operating the rear window defogger.
Component Function Check
1. CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
Check that t ...
Blower motor control system
System Diagram
System Description
Fan speed is automatically controlled by the temperature setting, ambient
temperature, in-vehicle temperature,
intake temperature, amount of sunload and air mix door position.
By pressing the AUTO switch, the blower motor starts to gradually increase
a ...
Cooling and/or dehumidified heating
(AUTO)
This mode may be used all year round as the
system automatically works to keep a constant
temperature. Air flow distribution and fan speed
are also controlled automatically.
1. Press the AUTO button on.
2. Turn the temperature control dial to the left
or right to set the desired temperatur ...