Speakers Inoperative - One or More (Without Amplifier)

Speakers Inoperative - One or More (Without Amplifier)

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. Initial Inspection and Diagnostic Overview
* Review Strategy Based Diagnosis for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions provides an overview of each diagnostic category.

Circuit/System Testing

1. Center the balance and fade adjustment on the radio.

• If adjustment of the fade and balance eliminates the concern, review the operation of the radio with the customer.

2. Ignition OFF, Disconnect the suspect speaker harness connector.
3. Ignition ON, operate the radio and increase the volume.
4. Verify AC voltage is present between the suspect speaker (+) and speaker (-) circuits.

• If AC voltage is present, replace the speaker.

• If AC voltage is not present repair open/high resistance.

5. If all circuits test normal replace the radio.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure. Verification Tests

* Programming and Relearning for radio programming and setup. Programming and Relearning
* Speaker Replacement Reference