For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the defogger system check? | -- | Go to Step 2 | Go to Defogger System Check
2 |

1. Turn the ignition switch to the ON position.
2. Press the rear defogger switch to the ON position.
3. Use a test lamp in order to backprobe the instrument panel cluster assembly connector C3 from terminal 13 to ground.

Does the test lamp light?

--

Go to Step 3

Go to Step 5

3 | Inspect for an open in BLK wire between the instrument panel cluster assembly and the junction block. Is the assembly OK? | -- | Go to Step 4 | Go to Step 2
4 | Repair/replace the instrument panel cluster printed circuit. Is the repair complete? | -- | Go to Defogger System Check | --
5 | Repair an open in RED/WHT wire between S225 and the instrument panel cluster assembly. Is the repair complete? | -- | Go to Defogger System Check | --