LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Isuzu >> 1999 >> Trooper Part Time >> Repair and Diagnosis >> Body & Frame >> Power Windows >> Symptom Tests >> All Windows Inoperative >> Rodeo
April 5, 2026: LEMON Manuals is launched! Read the announcement.

All Windows Inoperative: Rodeo

  1. Check ELEC IG (15-amp) fuse, located in dash fuse box. If fuse is blown, replace fuse and recheck system operation. If fuse is okay, go to next step.
  2. Use DVOM to check continuity of POWER WINDOW (30-amp) circuit breaker, located in dash fuse box. If circuit breaker is okay, go to next step. If circuit breaker is bad, replace breaker and recheck system operation.
  3. Ensure ground connection B-8 is secure. See COMPONENT LOCATIONS . Repair if necessary. If ground connection is okay, go to next step.
  4. Remove power window relay from dash fuse box. Check power window relay for proper operation. Replace if necessary. If relay is okay, go to next step.
  5. Measure voltage between ground and power window relay cavity terminal No. 2 (Green/White wire). See WIRING DIAGRAMS . If battery voltage is indicated, go to next step. If battery voltage is not indicated, repair open in Green/White wire between power window relay and power window circuit breaker. After repairs, recheck system operation.
  6. Turn ignition switch to ON position. Measure voltage between ground and power window relay cavity terminal No. 4 (White/Blue wire). If battery voltage is indicated, go to next step. If battery voltage is not indicated, repair open in White/Blue wire between power window relay and ELEC IG (15-amp) fuse. After repairs, recheck system operation.
  7. Measure voltage between ground and door lock and side window switch connector terminal No. 4 (Green/Red wire). If battery voltage is indicated, go to next step. If battery voltage is not indicated, repair open in Green/Red wire between door lock and side window switch and power window relay. After repairs, recheck system operation.
  8. Use DVOM to check for continuity between power window relay cavity terminal No. 4 and ground, and driver's door lock and side window switch connector terminal No. 7 and ground (Black wire). See WIRING DIAGRAMS . If continuity is indicated, go to next step. If continuity is not indicated, repair open in Black wire.
  9. Replace driver's door lock and side window switch. See POWER WINDOW SWITCH  under REMOVAL & INSTALLATION. After replacement, recheck system operation.
scientia non olet · About LEMON Manuals