For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Daytime Running Lamps (DRL) Check? | -- | Go to Step 2 | Go to Daytime Running Lights (DRL) System Check
2 |

1. Engage the parking brake.
2. Using a J 39200 , backprobe the DRL control module from cavity 3 to B+.
3. Measure the voltage.

Is the voltage greater than the specified value?

B+

Go to Step 5

Go to Step 3

3 | Inspect for an open in the PPL or the RED/YEL wire between the DRL control module and the parking brake switch. Is the connection OK? | -- | Go to Step 4 | Go to Step 6
4 | Replace the parking brake switch. Refer to Park Brake Lever Assembly Replacement in Park Brake. Is the repair complete? | -- | Go to Daytime Running Lights (DRL) System Check | --
5 | Replace the DRL control module. Refer to Daytime Running Lights (DRL) Control Module Replacement . Is the repair complete? | -- | Go to Daytime Running Lights (DRL) System Check | --
6 | Repair the open in the PPL or the RED/YEL wire between the DRL control module and the parking brake switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Daytime Running Lights (DRL) System Check | --