PREPARATION
Special Service Tool
The actual shapes of the tools may differ from those illustrated here.

Commercial Service Tool

Precaution
Symptom diagnosisAutomatic air conditioner system
System Diagram
CONTROL SYSTEM
The control system consists of input sensors, switches, the A/C auto amp.
(microcomputer) and outputs. The
relationship of these components is as shown in the figure below:
System Description
CONTROL OPERATION
Display
The operation status of the HVAC system ...
Rear regulator
Rear Door Glass Regulator
REMOVAL
Remove the rear door finisher. Refer to INT-21, "Removal and
Installation".
Position aside the vapor barrier.
Temporarily reconnect the power window switch and raise/lower
the door window until the glass bolts can be seen.
Remove the glass bolt ...
Front door speaker
Description
The AV control unit sends audio signals to the front door speakers using the
front door speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit and speaker connectors for the following:
Proper connection
Damage
Disconnected or loose terminals
2. ...