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Diagnosis Procedure
1.CHECK FRONT SONAR SENSOR SIGNAL RH SIDE CIRCUIT (1)
  1. Turn ignition switch OFF.
  2. Disconnect sonar control unit connector and front sonar sensor RH side connector.
  3. Turn ignition switch ON.
  4. Check voltage between sonar control unit harness connector and ground.
    Sonar control unit(-)Voltage (Approx. )
    ConnectorTerminal
    B4948Ground0 V
Is the inspection result normal?
Repair harness or connector.
 
2.CHECK FRONT SONAR SENSOR SIGNAL RH SIDE CIRCUIT (2)
  1. Turn ignition switch OFF.
  2. Check continuity between front sonar sensor RH side harness connector and ground.
Front sonar sensor RH sideGroundContinuity
ConnectorTerminal
E3092Not existed
Is the inspection result normal?
Replace the front sonar sensor RH side. Refer to Removal and Installation.
Repair the harness or connector.