Diagnosis Procedure

HP SIGNAL CIRCUIT (REAR DISPLAY UNIT TO VIDEO DISTRIBUTOR)


Diagnosis Procedure

1.CHECK CONTINUITY HORIZONTAL SYNCHRONIZING (HP) 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 20 and video distributor harness connector terminal 30.

20 - 30 : Continuity should exist.

4. Check continuity between rear display unit harness connector terminal 20 and ground.

20 - Ground : Continuity should not exist.

Is the inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK HORIZONTAL SYNCHRONIZING (HP) 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 20 and ground.





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