Speakers Inoperative - One or More

SPEAKERS INOPERATIVE - ONE OR MORE

PRELIMINARY INFORMATION
Perform the Diagnostic System Check - Vehicle.

IMPORTANT: The following information lists the most probable cause of the concern to the least probable cause. If the list leads to the replacement of a component, always inspect for a poor connection before proceeding with replacement.

ONE SPEAKER INOPERATIVE
1. Speaker output open-Test the appropriate speaker output circuits for an open.
2. Audio output from the radio is not evident. Test for any AC voltage between the appropriate speaker output circuits at the speaker harness connector, disconnected with the radio volume adjusted to an audible level. If AC voltage is present, replace the speaker. For the speaker testing location, If AC voltage is not present, replace the radio.
IMPORTANT: The radio must be programmed after replacement. Refer to Control Module References in Computer/Integrating Systems. Programming and Relearning

ALL SPEAKERS INOPERATIVE
1. Speaker output shorted-Test all speaker outputs for a short.
2. Antenna enable signal/amplifier control signal open-
3. Faulty radio-Replace the radio.

IMPORTANT: The radio must be programmed after replacement. Refer to Control Module References in Computer/Integrating Systems. Programming and Relearning