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Test A: Cruise Control Indicator Always On

  1. Review system description and operation prior to performing test. See DESCRIPTION & OPERATION  .
  2. Turn ignition switch to RUN position. Observe CRUISE control indicator on instrument panel. If CRUISE control indicator is illuminated, go to next step. If CRUISE control indicator is not illuminated, diagnose intermittent concern. See INTERMITTENTS in appropriate BODY CONTROL MODULES article.
  3. Turn ignition switch to LOCK position. Disconnect cruise control module 16-pin harness connector. Cruise control module is located under right side of instrument panel, behind glove box. Turn ignition switch to RUN position. If CRUISE control indicator is on, go to next step. If CRUISE control indicator is not on, go to step  8 .
  4. Turn ignition switch to LOCK position. Connect cruise control module harness connector. Disable air bag. See appropriate AIR BAG RESTRAINT SYSTEMS article. Disconnect cruise control switch harness connector. Turn ignition switch to RUN position. If CRUISE control indicator is on, go to next step. If CRUISE control indicator is not on, go to step  7 .
  5. Turn ignition switch to LOCK position. Disconnect cruise control module 16-pin harness connector. Cruise control module is located under right side of instrument panel, behind glove box. Measure resistance between ground and cruise control module harness connector terminal No. 11 (White/Blue wire). See Figure . If resistance is 2 ohms or more, go to next step. If resistance is less than 2 ohms, repair short to ground in White/Blue wire between cruise control module and cruise control switch. After repair, go to step  11 .
  6. Inspect cruise control module harness connector for loose or corroded terminals. Check for intermittent condition. See INTERMITTENTS in appropriate BODY CONTROL MODULES article. If concern still exists, go to step  9 . If concern does not exist, go to step  11 .
  7. Inspect cruise control switch harness connector for loose or corroded terminals. Check for intermittent condition. See INTERMITTENTS in appropriate BODY CONTROL MODULES article. If concern still exists, go to step  10 . If concern does not exist, go to step  11 .
  8. Repair short to ground in Red/Green wire between cruise control module and instrument cluster. After repair, go to step  11 .
  9. Replace cruise control module. After repair, go to step  11 .
  10. Replace cruise control switch. After repair, go to next step.
  11. Operate system to verify repair. If concern does not exist, system is okay. If concern still exists, go to step 3 .
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