Diagnosis Procedure
- CHECK FUSE
Check for blown fuses.
Power source Fuse No. Battery 35 Ignition switch ACC or ON 19 Is the inspection result normal?
YES
GO TO STEP 2 .
NO
Be sure to eliminate cause of malfunction before installing new fuse.
- CHECK BATTERY POWER SUPPLY CIRCUIT
Check voltage between video distributor harness connector and ground.
Signal name (+) (-) Ignition switch position Voltage
(Approx.)Video distributor Connector Terminal Battery power supply M217 2 Ground OFF Battery voltage Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Be sure to eliminate cause of malfunction before installing new fuse.
- CHECK ACC POWER SUPPLY CIRCUIT
Check voltage between video distributor harness connectors and ground.
Signal name (+) (-) Ignition switch position Voltage
(Approx.)Video distributor Connector Terminal ACC power supply M217 4 Ground ACC Battery voltage Is the inspection result normal?
YES
GO TO STEP 4 .
NO
- Check harness between video distributor and BCM/fuse.NOTE:
ACC power supply circuit varies according to specifications.
- Check harness between video distributor and BCM/fuse.
- CHECK GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect video distributor connector.
- Check continuity between video distributor harness connectors and ground.
Video distributor Ground Continuity Connector Terminal M217 1 Existed 3
Is the inspection result normal?
YES
INSPECTION END
NO
Repair harness or connector.