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Test B: Left Front Window Inoperative

  1. If power window system check was performed, go to next step. If power window system check was not performed, perform system check. See SYSTEM CHECK  under TROUBLE SHOOTING.
  2. Check symptom and verify all power windows are inoperative. If all power windows do not operate properly, go to next step. If any power windows operate, check for loose wires and poor connections at inoperative windows and switches.
  3. Turn ignition off. Disconnect the driver's power window motor harness connector. Turn ignition on. Connect test light to ground and probe power window motor harness connector terminal No. 1 (Red wire). See Figure . If test light illuminates, go to next step. If test light does not illuminate, go to step  13 .
  4. Connect test light to driver's power window motor harness connector terminal No. 4 (Black wire) and probe driver's power window motor harness connector terminal No. 1 (Red wire). If test light illuminates, go to next step. If test light does not illuminate, go to step  14 .
  5. Connect test light to ground and probe driver's master power window switch harness connector terminal No. 29 (Yellow wire). See Figure . If test light illuminates, go to next step. If test light does not illuminate, go to step  8 .
  6. Connect test light to ground and probe driver's power window motor harness connector terminal No. 2 (Gray/Green wire). See Figure . Depress driver's power window switch to UP position. If test light illuminates, go to next step. If test light does not illuminate, go to step  9 .
  7. Connect test light to ground and probe driver's power window motor harness connector terminal No. 3 (Blue/Red wire). See Figure . Depress driver's power window switch to DOWN position. If test light illuminates, go to step  11 . If test light does not illuminate, go to step  10 .
  8. Check for an open, short to voltage or short to ground in Yellow wire between driver's master power window switch harness connector terminal No. 29 and driver's power window motor harness connector terminal No. 5. See Figure and Figure . If a problem was not found, go to step  12 . If a problem was found and corrected, go to step  17 .
  9. Check for an open or short to ground in Gray/Green wire between driver's power window motor harness connector terminal No. 2 and driver's master power window switch harness connector terminal No. 26. See Figure . If problem was not found, go to step  12 . If a problem was found and corrected, go to step  17 .
  10. Check for an open or short to ground in Blue/Red wire between driver's power window motor harness connector terminal No. 3 and driver's master power window switch harness connector terminal No. 25. See Figure and Figure . If problem was not found, go to step  12 . If a problem was found and corrected, go to step  17 .
  11. Check for loose wires and poor connections at driver's power window motor harness connector. If a problem was not found, go to step  15 . If problem was found and corrected, go to step  17 .
  12. Check for loose wires and poor connections at driver's master power window switch. See Figure . If no problem was found, go to step  16 . If problem was found and corrected, go to step  17 .
  13. Repair open in Red wire between fuse No. 1 (30-amp) and driver's master power window switch harness connector terminal No. 4. See Figure . Go to step  17 .
  14. Repair open in Black wire between terminal No. 4 of driver's power window motor harness connector and ground located at driver's kick panel. See Figure .
  15. Replace driver's front power window motor. See WINDOW REGULATOR & MOTOR  under REMOVAL & INSTALLATION. Go to next step.
  16. Replace driver's master power window switch. See WINDOW SWITCH  under REMOVAL & INSTALLATION. Go to next step.
  17. Reprogram driver's window motor. See WINDOW MOTOR  under REMOVAL & INSTALLATION. Operate system to verify power windows have been repaired properly. If system operates normally, system is okay at this time. If system does not operate normally, return to step  2 .
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