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Diagnosis Procedure
1.CHECK FRONT SONAR SENSOR SIGNAL RH OUTER CIRCUIT (OPEN)
  1. Turn ignition switch OFF.
  2. Disconnect sonar control unit connector and front sonar sensor RH outer connector.
  3. Check continuity between sonar control unit harness connector and front sonar sensor RH outer connector.
    Sonar control unitFront sonar sensor RH outerContinuity
    ConnectorTerminalConnectorTerminal
    B204E3072Existed
Is the inspection result normal?
.
Repair the harness or connector.
 
2.CHECK FRONT SONAR SENSOR RH OUTER GROUND CIRCUIT
Check continuity between sonar control unit harness connector and front sonar sensor RH outer harness connector.
Sonar control unitFront sonar sensor RH outerContinuity
ConnectorTerminalConnectorTerminal
B2013E3073Existed
Is the inspection result normal?
Replace the front sonar sensor RH outer. Refer to Removal and Installation.
Repair the harness or connector.