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Test A: Express Down Function Inoperative

  1. If diagnostic system check was performed, go to next step. If diagnostic system check was not performed, see DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM.
  2. Turn ignition on, engine off. Depress driver power window switch in DOWN position and hold for approximately 1 second. Release driver power window switch. If driver window continues downward after switch is released, check for intermittent problem. If power window does not continue downward after window switch is released, go to next step.
  3. Inspect for poor connections at power window master switch harness connector. If problem is found, repair as necessary and go to step  5 . If problem is not found, go to next step.
  4. Replace power window master switch. After completing repair, go to next step.
  5. Operate system in order to verify repair.
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