LEMON Manuals: Even more car manuals for everyone
Home >> Cadillac >> 1999 >> Catera >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window System >> System Tests >> Test 8: Left Rear Window Inoperative From Front Console Switch

Test 8: Left Rear Window Inoperative From Front Console Switch

  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. Close all doors. Disconnect left rear window regulator motor connector. Using DVOM connected to ground, measure voltage at left rear window regulator motor connector terminal No. 1 (Red wire). If battery voltage exists, go to step  4 . If battery voltage does not exist, go to next step.
  3. Repair open or high resistance in Red wire between left rear window regulator motor and splice S272. See WIRING DIAGRAMS  . After repair is complete, go to step  13 .
  4. Using DVOM connected to ground, measure resistance of Black wire at left rear window regulator motor connector terminal No. 4. If resistance is less than 5 ohms, go to step  6 . If resistance is 5 ohms or more, go to next step.
  5. Repair open or high resistance in Black wire between left rear window regulator motor connector terminal No. 4 and splice S700. See WIRING DIAGRAMS  . After repair is complete, go to step  13 .
  6. Turn ignition switch to RUN position. Using DVOM connected to ground, measure voltage at left rear window regulator motor connector terminal No. 2 (Gray/Green wire). Press left rear window switch in front console to UP position. If battery voltage exists, go to step  8 . If battery voltage does not exist, go to next step.
  7. Check for open or high resistance in Gray/Green wire between left rear window switch in front console and left rear window regulator motor connector terminal No. 2. See WIRING DIAGRAMS  . Repair as necessary. If Gray/Green wire is okay, replace left rear window switch in front console. See WINDOW SWITCH  under REMOVAL & INSTALLATION. After repair is complete, go to step  13 .
  8. Using DVOM connected to ground, measure voltage at left rear window regulator motor connector terminal No. 3 (Blue/Red wire). Press left rear window switch in front console to DOWN position. If battery voltage exists, go to step  10 . If battery voltage does not exist, go to next step.
  9. Check for open or high resistance in Blue/Red wire between left rear window switch in front console and left rear window regulator motor connector terminal No. 3. See WIRING DIAGRAMS  . Repair as necessary. If Blue/Red wire is okay, replace left rear window switch in front console. See WINDOW SWITCH  under REMOVAL & INSTALLATION. After repair is complete, go to step  13 .
  10. Using DVOM connected to ground, measure voltage at left rear window regulator motor connector terminal No. 5 (Yellow wire). If battery voltage exists, go to next step. If battery voltage does not exist, go to step  12 .
  11. Replace left rear window regulator motor. See WINDOW REGULATOR & MOTOR  under REMOVAL & INSTALLATION. After repair is complete, go to step  13 .
  12. Repair open or high resistance in Yellow wire between left rear window regulator motor connector terminal No. 5 and splice S313. See WIRING DIAGRAMS  . After repair is complete, go to step  13 .
  13. Connect all connectors and components that were disconnected. Verify left rear window operates properly. If left rear window does not operate properly, go to step  1 .
scientia non olet · About LEMON Manuals