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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 front door speaker LH harness connector.
  3. Turn ignition switch ON.
  4. Check the voltage between front door speaker LH harness connector and ground.
    (+)(-)Voltage
    Front door speaker LH
    ConnectorTerminal
    D71Ground0 V
    2
Is the inspection result normal?
Replace front door speaker LH. Refer to Removal and Installation.
Repair or replace harness or connectors.