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Diagnosis Procedure
1.CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY
  1. Turn ignition switch OFF.
  2. Disconnect AV control unit harness connector and rear door speaker RH harness connector.
  3. Turn ignition switch ON.
  4. Check the voltage between rear door speaker RH harness connector and ground.
    (+)(-)Voltage
    Rear door speaker RH
    ConnectorTerminal
    D3021Ground0 V
    2
Is the inspection result normal?
Replace rear door speaker RH. Refer to Removal and Installation.
Repair or replace harness or connectors.