Step | Action | Values | Yes | No |
|---|---|---|---|---|
Schematic Reference: Radio/Audio System Schematics DEFINITION: With the radio operating normally, the volume greatly increases when the rear seat audio (RSA) power button is pressed ON. | ||||
1 | Did you perform the Diagnostic System Check - Vehicle? | -- | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
2 |
Does the volume increase greatly when the RSA power button is pressed ON? | -- | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems |
3 |
Does the voltage measure near the specified value? | 12 V | Go to Step 4 | Go to Step 5 |
4 | Inspect for poor connections at the harness connector of the radio. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 6 |
5 | Is the vehicle equipped with an audio amplifier? | -- | Go to Step 7 | Go to Step 8 |
6 | Replace the radio. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the replacement? | -- | Go to Step 11 | -- |
7 | Inspect for poor connections at the harness connector C1 of the audio amplifier. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 8 |
8 | Test the RSA enable circuit between the RSA controller and the radio for an open or for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 9 |
9 | Inspect for poor connections at the harness connector of the RSA controller. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 10 |
10 | Replace the RSA controller. Refer to Second Seat Audio Control Replacement . Did you complete the replacement? | -- | Go to Step 11 | -- |
11 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2 |
