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Diagnosis Procedure
1.CHECK FRONT SONAR SENSOR SIGNAL LH SIDE CIRCUIT (1)
  1. Turn ignition switch OFF.
  2. Disconnect sonar control unit connector and front sonar sensor LH side connector.
  3. Turn ignition switch ON.
  4. Check voltage between sonar control unit harness connector and ground.
    Sonar control unit(-)Voltage (Approx. )
    ConnectorTerminal
    B4947Ground0 V
Is the inspection result normal?
Repair harness or connector.
 
2.CHECK FRONT SONAR SENSOR SIGNAL LH SIDE CIRCUIT (2)
  1. Turn ignition switch OFF.
  2. Check continuity between front sonar sensor LH side harness connector and ground.
Front sonar sensor LH sideGroundContinuity
ConnectorTerminal
E3082Not existed
Is the inspection result normal?
Replace the front sonar sensor LH side. Refer to Removal and Installation.
Repair the harness or connector.