Diagnosis Procedure
1.
CHECK REAR SONAR SENSOR SIGNAL RH SIDE CIRCUIT (SHORT)
Turn ignition switch OFF.
Disconnect sonar control unit connector and rear sonar sensor RH side connector.
Check continuity between sonar control unit harness connector and ground.
Sonar control unit
Ground
Continuity
Connector
Terminal
B49
50
Not existed
Is the inspection result normal?
Replace the rear sonar sensor RH side. Refer to
Removal and Installation
.
Repair the harness or connector.