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If the sound replay is impossible with the USB mode, the USB cable, hands free-ECU, or radio and CD player may be defective, or a communication error between the radio and CD player and hands free-ECU may have occurred.
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- The radio and CD player may be defective.
- The hands free-ECU may be defective.
- The USB cable may be defective.
- Damaged harness wires and connectors
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Check if the radio and CD player normally and the sound is output.
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Q.
Is the check result normal?
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Troubleshoot the radio and CD player.
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Check if the hands free-ECU can be switched to the diagnosis mode (Refer to ).
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Q.
Is the check result normal?
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Perform Inspection Procedure 5 DIAGNOSIS MODE cannot be made an entry (Refer to ).
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Check that the USB cable is connected to the hands free-ECU normally. Or check the USB cable for damage such as bend.
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Q.
Is the check result normal?
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Replace or repair the USB cable.
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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Replace the hands free-ECU temporarily, and check that the sound is output from the speaker.
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Q.
Is the check result normal?
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Replace the hands free-ECU.
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Replace the radio and CD player.
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