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Rear Compartment Lid Release Inoperative (Convertible And Hardtop)

WARNING: This page is about a different car, the 2000 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. If body rear end diagnostic system check has been performed, go to next step. If body rear end diagnostic system check has not been performed, go to BODY REAR END DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM.
  2. Connect scan tool to Data Link Connector (DLC). See COMPONENT LOCATIONS  . Select BCM data list on scan tool. Monitor HATCH RELEASE SWITCH status while pressing hatch release switch. If scan tool indicates HATCH RELEASE SWITCH status as ACTIVE when switch is pressed, go to next step. If scan tool does not indicate HATCH RELEASE SWITCH status switch as ACTIVE when switch is pressed, go to step  10 .
  3. Remove and inspect F/TNKDR fuse No. 32 (15-amp) located in instrument panel electrical center. See Figure . If fuse is blown, go to next step. If fuse is okay, go to step  6 .
  4. Check for short to ground in Orange wire between instrument panel electrical center and foglight/rear compartment lid/hatch release switch. See WIRING DIAGRAMS  . If circuit is okay, go to next step. If faulty circuit is found and repaired, go to step  20 .
  5. Check for short to ground in Black wire between foglight/rear compartment lid/hatch release switch and BCM. If circuit is okay, check for intermittent short to ground or faulty connections. If faulty circuit is found and repaired, go to step  20 .
  6. Check for open in Orange wire between instrument panel electrical center and foglight/rear compartment lid/hatch release switch. If circuit is okay, go to next step. If faulty circuit is found and repaired, go to step  20 .
  7. Disconnect foglight/rear compartment lid/hatch release switch connector. Using DVOM, measure resistance between foglight/rear compartment lid/hatch release switch terminals No. 6 and 1. Press foglight/rear compartment lid/hatch release switch. If momentary continuity is indicated when switch is pressed, go to next step. If momentary continuity is not indicated when switch is pressed, go to step  9 .
  8. Check for short to ground in Black wire between foglight/rear compartment lid/hatch release switch and Body Control Module (BCM). If circuit is okay, go to step  19 . If faulty circuit is found and repaired, go to step  20 .
  9. Replace foglight/rear compartment lid/hatch release switch. See FOG LIGHT/REAR COMPARTMENT LID/HATCH RELEASE SWITCH  under REMOVAL & INSTALLATION. After repairs, go to step  20 .
  10. Remove and inspect HTCHTRK REL fuse No. 26 (10-amp) located in instrument panel electrical center. If fuse is blown, go to next step. If fuse is okay, go to step  12 .
  11. Check for short to ground in Light Blue wire between rear compartment lid release latch and instrument panel electrical center. If circuit is okay, go to step  18 . If faulty circuit is found and repaired, go to step  20 .
  12. Connect test light between foglight/rear compartment lid/hatch release switch signal circuit side of fuse No. 26. Press foglight/rear compartment lid/hatch release switch. If test light does not flash once, go to next step. If test light flashes once, go to step  16 .
  13. Replace HTCHTRK REL micro relay No. 39 with a known-good relay. HTCHTRK REL micro relay is located in instrument panel electrical center. See Figure . With test light still connected, press foglight/rear compartment lid/hatch release switch. If test light flashes once, go to next step. If test light does not flash once, go to step  15 .
  14. Replace faulty HTCHTRK REL relay. Reinstall HTCHTRK fuse. Go to step  20 .
  15. Check for open or high resistance in Light Blue wire between BCM and instrument panel electrical center. If circuit is okay, go to step  19 . If faulty circuit is found and repaired, go to step  20 .
  16. Check for open or high resistance in Light Blue wire between rear compartment lid release latch and instrument panel electrical center. If circuit is okay, go to next step. If faulty circuit is found and repaired, go to step  20 .
  17. Repair open in Black wire between rear compartment lid release latch and ground connection G302 on passenger's "B" pillar. After repairs, go to step  20 .
  18. Replace rear compartment lid latch. See REAR COMPARTMENT LID LATCH  under REMOVAL & INSTALLATION. After repairs, go to BODY REAR END DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM.
  19. Replace BCM. See BODY CONTROL MODULES - CORVETTE article. After repairs, go to next step.
  20. Clear any DTCs that might have set during testing. Recheck system operation. If system operates properly, repair is complete. If system does not operate properly, go to BODY REAR END DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM.
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