Diagnosis Procedure
1. CHECK POWER WINDOW LOCK SWITCH
Check power window lock switch.
Keyless power window down does not operate
PrecautionWarning chime system
WARNING CHIME SYSTEM : System Diagram
WARNING CHIME SYSTEM : System Description
COMBINATION METER
The buzzer (1) for warning chime system is installed in the
combination
meter.
The buzzer sounds when the combination meter receives a buzzer
output signal from each unit.
BCM
B ...
Power supply and ground circuit
AV CONTROL UNIT
AV CONTROL UNIT : Diagnosis Procedure
1.CHECK FUSES
Check that the following fuses of the AV control unit are not blown.
2.POWER SUPPLY CIRCUIT CHECK
Disconnect AV control unit connectors M115 and M119.
Check voltage between the AV control unit connectors M115 and
...
U1243 display unit
DTC Logic
Diagnosis Procedure
1.CHECK DISPLAY UNIT POWER SUPPLY AND GROUND CIRCUIT
Check display unit power supply and ground circuit
2.CHECK CONTINUITY OF COMMUNICATION CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M142 and AV control unit
connector M163.
...