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 | Verify that the high beam indicator is inoperative. Does the high beam indicator operate normally? | Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3
3 |

1. Turn the ignition switch to the RUN position.
2. Turn the headlamp switch to the ON position.
3. Place the turn signal/multifunction switch to the high beams position.

Do the high beam headlamps function properly?

Go to Step 4

Go to Symptoms - Lighting Systems

4 |

1. Place the turn signal/multifunction switch to the low beams position.
2. Using a scan tool, select the IPC Special Functions Display Test to command the high beam indicator ON, then OFF.

Does the high beam indicator lamp turn ON and OFF when commanded?

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 5

5 | Inspect for poor connections at the harness connector of the instrument panel cluster (IPC). Refer to Circuit Testing and Wiring Repairs Did you find and correct the condition? | Go to Step 7 | Go to Step 6
6 | Replace the IPC. Refer to Control Module References for replacement, setup, and programming. Did you complete the replacement? | Go to Step 7 | --
7 |

1. Use the scan tool in order to clear any induced DTCs.
2. Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3