Step | Action | Value | Yes | No |
|---|---|---|---|---|
Schematic Reference: Radio/Audio System Schematics Connector End View Reference: Entertainment/Communication Connector End Views | ||||
1 | Did you perform the Diagnostic System Check - Vehicle? | -- | Go to Step 2 | |
2 |
Do all of the steering wheel controls operate properly? | -- | Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3 |
3 | Does one or more of the steering wheel control switches operate properly? | -- | Go to Step 8 | Go to Step 4 |
4 |
Caution: Refer to SIR Caution in the Preface section.
Is the resistance measured within the specified value? | 2148-2625 ohms | Go to Step 5 | Go to Step 9 |
5 | Test the remote radio control supply voltage circuit for a short to ground or an open. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 6 |
6 | Test the remote radio control signal circuit for a high resistance or an open. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 7 |
7 | Inspect for poor connections at the harness connector of the instrument panel module. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 10 |
8 | Inspect for poor connections at the harness connector of the steering wheel controls. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | -- | Go to Step 11 | Go to Step 9 |
9 | Replace the steering wheel control switch. Refer to Steering Wheel Control Switch Assembly Replacement for replacement, setup, and programming. Is the repair complete? | -- | Go to Step 11 | -- |
10 | Replace the instrument panel module (IPM). Refer to Control Module References for replacement, setup, and programming. Is the repair complete? | -- | Go to Step 11 | -- |
11 | Operate the system in order to verify the repair. Is the failure removed? | -- | System OK | Go to Step 2 |
