Reduced Volume - One or More Speakers

REDUCED VOLUME - ONE OR MORE SPEAKERS

DIAGNOSTIC SYSTEM CHECK - VEHICLE
Always perform the Vehicle Diagnostic System Check before proceeding with these diagnostic procedures. Refer to Diagnostic System Check - Vehicle. Testing and Inspection

SPEAKERS - REDUCED VOLUME

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. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs.

1. Speaker output circuit high resistance-Test the appropriate speaker output circuits from the audio amplifier for high resistance.
2. Low level audio circuit open-Test the appropriate low level audio circuit between the radio and audio amplifier for an open.
3. Defective speaker-Replace the appropriate speaker.