For 1990-2009 cars

Step | Action | Values | 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 | Disconnect the DRL control module. Do the low beam filaments remain lit? | -- | Go to Step 3 | Go to Step 4
3 |

1. Reconnect the DRL control module.
2. Disconnect the combination switch connector.

Do the low beam filaments remain lit?

--

Go to Step 5

Go to Step 6

4 | 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 | --
5 | Repair the short to ground in the RED/WHT wire between the following components:

• | The combination switch

• | The DRL control module

• | The headlamps

Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Daytime Running Lights (DRL) System Check

--

6 |

1. Reconnect the combination switch connector.
2. Remove the light 2 relay.
3. Connect a test lamp from cavity 2 of the light 2 relay to B+.

Does the test lamp light?

--

Go to Step 7

Go to Step 9

7 | Inspect the RED/BLK wire for a short to ground between the following components:

• | The light 2 relay

• | The DRL control module

• | The combination switch

Is the connection OK?

--

Go to Step 8

Go to Step 13

8 | Replace the combination switch. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR. Is the repair complete? | -- | Go to Daytime Running Lights (DRL) System Check | --
9 | Connect a test lamp from cavity 4 of light 2 relay to B+. Does the test lamp light? | -- | Go to Step 10 | Go to Step 12
10 | Inspect for a short to ground in the BRN/YEL wire between the combination switch and the relay box. Is the connection OK? | -- | Go to Step 11 | Go to Step 13
11 | Replace the combination switch. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR. Is the repair complete? | -- | Go to Daytime Running Lights (DRL) System Check | --
12 | Replace the light 2 relay. Is the repair complete? | -- | Go to Daytime Running Lights (DRL) System Check | --
13 | Repair the short to ground. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Daytime Running Lights (DRL) System Check | --