Basic inspection
HeadlampRGB synchronizing signal circuit
Description
Transmit the RGB synchronizing signal to the display unit so as to
synchronize the RGB image displayed with AV control unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M141 and AV con ...
Power supply and ground circuit
COMBINATION METER
COMBINATION METER : Diagnosis Procedure
Regarding Wiring Diagram information, refer to MWI-87, "Wiring Diagram".
1.CHECK FUSES
Check for blown combination meter fuses.
2.POWER SUPPLY CIRCUIT CHECK
Disconnect combination meter connector.
Check voltage between combinatio ...
AMP on signal circuit
Description
When the audio system is turned on, a voltage signal is supplied from the AV
control unit to the BOSE speaker
amp. When this signal is received, the BOSE speaker amp. will turn on.
Diagnosis Procedure
1.CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)
Turn audio system ON.
Check v ...