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Home >> Chevrolet >> 2001 >> Corvette Base, 2D Convertible, Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System With Traction Control System >> Symptom Tests >> Test C: Traction Control & Active Handling Indicator Always On

Test C: Traction Control & Active Handling Indicator Always On

  1. Perform DIAGNOSTIC SYSTEM CHECK  . Go to next step.
  2. Install scan tool. Turn ignition on, engine off. Using scan tool, observe TCS WARNING INDICATOR/MESSAGE parameter in TCS data list. If scan tool displays OFF, go to next step. If scan tool does not display OFF, go to step  4 .
  3. Turn ignition off. Turn ignition on, engine off. Observe TRACTION CONTROL and ACTIVE HANDLING indicator on instrument cluster during bulb check. If TRACTION CONTROL and ACTIVE HANDLING indicator illuminates during bulb check, and then turns off, problem is intermittent. See INTERMITTENT OR POOR CONNECTIONS  under DIAGNOSIS & TESTING. If TRACTION CONTROL and ACTIVE HANDLING indicator does not illuminate during bulb check, and then turn off, go to step  5 .
  4. Check EBCM connector for poor connections. If problem was found, repair as necessary. After repairs, go to step  8 . If problem was not found, go to step  6 .
  5. Check instrument cluster connector for poor connections. If problem was found, repair as necessary. After repairs, go to step  8 . If problem was not found, go to step  7 .
  6. Replace EBCM. See ELECTRONIC BRAKE CONTROL MODULE  under REMOVAL & INSTALLATION. After repairs, go to step  8 .
  7. Replace instrument cluster. See appropriate ANALOG INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT. After repairs, go to next step.
  8. Operate system to verify repair.
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