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.

Circuit/System Description

The rear seat audio (RSA) feature allows rear seat passengers to listen to a different audio program than the front seat passengers. When RSA is on the rear vehicle speakers are muted, and the rear passengers can select their own audio program to listen to using the headphones.

Reference Information
Schematic Reference

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

Component Connector End Views (Connector Views)
Description and Operation

Radio/Audio System Description and Operation (Radio/Audio System Description and Operation)
Electrical Information Reference

* Circuit Testing (Component Tests and General Diagnostics)
* Connector Repairs (Component Tests and General Diagnostics)
* Testing for Intermittent Conditions and Poor Connections (Component Tests and General Diagnostics)
* Wiring Repairs (Component Tests and General Diagnostics)

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.

* Rear Seat Audio Control Replacement (Rear Seat Audio Control Replacement)
* Control Module References (Programming and Relearning) for Amplifier and Radio replacement, setup, and programming