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B2703 SENSOR HARNESS OPEN [CR-FR]

DTC Logic


DTC DETECTION LOGIC








Diagnosis Procedure


1. CHECK HARNESS CORNER SENSOR FRONT RH SIGNAL CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect sonar control unit connector and corner sensor front RH connector.
3.Check continuity between sonar control unit harness connector and corner sensor front RH harness connector.





4.Check continuity between sonar control unit harness connector and ground.





Is the inspection result normal?
YES- GO TO 2.
NO- Repair harness or connector.

2. CHECK HARNESS CORNER SENSOR FRONT RH GROUND CIRCUIT

Check continuity between sonar control unit harness connector and corner sensor front RH harness connector.





Is the inspection result normal?
YES- INSPECTION END
NO- Repair harness or connector.