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Diagnosis Procedure
1.CHECK FRONT SONAR SENSOR SIGNAL RH SIDE CIRCUIT (OPEN)
  1. Turn ignition switch OFF.
  2. Disconnect sonar control unit connector and front sonar sensor RH side connector.
  3. Check continuity between sonar control unit harness connector and front sonar sensor RH side connector.
    Sonar control unitFront sonar sensor RH sideContinuity
    ConnectorTerminalConnectorTerminal
    B4948E3092Existed
Is the inspection result normal?
.
Repair the harness or connector.
 
2.CHECK FRONT SONAR SENSOR RH SIDE GROUND CIRCUIT
Check continuity between sonar control unit harness connector and front sonar sensor RH side harness connector.
Sonar control unitFront sonar sensor RH sideContinuity
ConnectorTerminalConnectorTerminal
B2013E3093Existed
Is the inspection result normal?
Replace the front sonar sensor RH side. Refer to Removal and Installation.
Repair the harness or connector.