Radio Audio Inoperative at Rear Seat Audio (RSA) Control

Radio Audio Inoperative at Rear Seat Audio (RSA) Control

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (Diagnostic System Check - Vehicle) prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis (Strategy Based Diagnosis) for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions (Diagnostic Procedure Instructions) provide an overview of each diagnostic category.

Reference Information
Schematic Reference

Radio/Navigation System Schematics (Radio/Navigation System Schematics)
Connector End View Reference

Component Connector End Views (Connector Views)
Electrical Information Reference

* Circuit Testing (Circuit Testing)
* Connector Repairs (Connector Repairs)
* Testing for Intermittent Conditions and Poor Connections (Testing for Intermittent Conditions and Poor Connections)
* Wiring Repairs (Wiring Repairs)

Scan Tool Reference

Control Module References (Programming and Relearning) for scan tool information

Circuit/System Verification

Radio ON, verify clear audio is heard from each audio speaker with the RSA system OFF.

If audio is inoperative from one or all speakers, refer to Speaker Malfunction (Speaker Malfunction).

Circuit/System Testing

1. Using a known good pair of wired headphones, plug them into both of the headphone jacks on the RSA controller.
2. Radio ON, RSA ON, cycle through several sources and listen for audio. Adjust appropriate volume control.

• If no audio is heard through the headphones, replace the RSA controller.

Repair Instructions

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

Refer to Control Module References (Programming and Relearning) for RSA replacement.