Diagnosis Procedure

COMPOSITE SYNCHRONIZING SIGNAL CIRCUIT (VIDEO DISTRIBUTOR TO REAR DISPLAY UNIT)


Diagnosis Procedure

1.CHECK CONTINUITY COMPOSITE SYNCHRONIZING SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear display unit connector and video distributor connector.
3. Check continuity between rear display unit harness connector terminal 15 and video distributor harness connector terminal 33.

15 - 33 : Continuity should exist.

4. Check continuity between rear display unit harness connector terminal 15 and ground.

15 - Ground : Continuity should not exist.

Is the inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK RGB SYNCHRONIZING SIGNAL
1. Connect rear display unit connector and video distributor connector.
2. Turn ignition switch ON.
3. Check signal between rear display unit harness connector terminal 15 and ground.





Is the inspection result normal?
YES - Replace rear display unit.
NO - Replace video distributor.