Test A: All Power Windows Inoperative
NOTE:
To identify harness connectors and terminals, see WIRING DIAGRAMS
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- Review description and operation of power window system, then go to next step. See DESCRIPTION & OPERATION .
- Turn ignition switch to RUN position. Check operation of all power windows with master power window switch and individual power window switches. If all power windows are inoperative from all power window switches, go to next step. If only one power window is inoperative, diagnose by symptom. See SYMPTOM INDEX table. If power windows operate properly, diagnose intermittent concern. See appropriate BODY CONTROL MODULES article.
- Disconnect master power window switch 11-pin harness connector. Measure voltage between ground and master power window switch harness connector terminal No. 1 (Blue/White wire). See Fig 1 . If battery voltage does not exist, go to next step. If battery voltage exists, go to step 5 .
- Repair open in Blue/White wire between master power window switch and junction block. After repair, go to step 6 .
- Repair open in Black wire between master power window switch and ground. Ground point is located under left side of instrument panel, above junction block. After repair, go to step 6 .
- Operate system to verify repair. If concern does not exist, system is okay. If concern still exists, go to step 3 .