For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you review the Power Windows Description and the Power Windows Circuit Description operation and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Doors
2 | Verify that the lockout function is inoperative and that the other window functions work correctly. Is only the lockout function inoperative? | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems
3 | Replace the master window switch. Refer to Front Side Door Window Switch Replacement or Door Lock and Side Window Switch Replacement . Is the repair complete? | Go to Step 4 | --
4 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3