For 1990-2009 cars

Step | Action | Values | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Diagnostic System Check - Vehicle? | -- | Go to Step 2 | Go to Diagnostic System Check - Vehicle
2 | Operate the driver window. Does the window operate normally with the exception of the express down function? | -- | Go to Step 3 | Go to Symptoms - Fixed and Moveable Windows
3 | Replace the driver power window switch. Is the repair complete? | -- | Go to Step 4 | --
4 | Operate the system to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2