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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 B: Abs Indicator Inoperative

Test B: Abs Indicator Inoperative

  1. Perform DIAGNOSTIC SYSTEM CHECK  . Go to next step.
  2. Check EBCM ground, making sure ground is clean and tight. If problem was found, repair as necessary. After repairs, go to step  9 . If problem was not found, go to next step.
  3. Install scan tool. Turn ignition on, engine off. Using scan tool, observe ABS WARNING INDICATOR parameter in ABS data list. If scan tool displays OFF, go to next step. If scan tool does not display OFF, go to step  5 .
  4. Turn ignition off. Turn ignition on, engine off. Observe ABS indicator on instrument cluster during bulb check. If ABS indicator illuminates during bulb check, and then turns off, problem is intermittent. See INTERMITTENT OR POOR CONNECTIONS  under DIAGNOSIS & TESTING. If ABS indicator does not illuminate during bulb check, and then turn off, go to step  6 .
  5. Check EBCM connector for poor connections. If problem was found, repair as necessary. After repairs, go to step  9 . If problem was not found, go to step  7 .
  6. Check instrument cluster connector for poor connections. If problem was found, repair as necessary. After repairs, go to step  9 . If problem was not found, go to step  8 .
  7. Replace EBCM. See ELECTRONIC BRAKE CONTROL MODULE  under REMOVAL & INSTALLATION. After repairs, go to step  9 .
  8. Replace instrument cluster. See appropriate ANALOG INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT. After repairs, go to next step.
  9. Operate system to verify repair.
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