For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle
2 |

1. Turn OFF the ignition.
2. Turn ON the ignition, with the engine OFF.
3. Observe the battery charge indicator on the instrument cluster (IPC) during the bulb check.

Does the battery charge indicator illuminate during the bulb check?

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

3 | Replace the IPC. Refer to Control Module References for replacement, setup, and programming. Did you complete the repair? | Go to Step 4 | --
4 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2