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Home >> Cadillac >> 2001 >> Catera >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System With Traction Control System >> Symptom Tests >> Test A: Abs Indicator Always On >> Notes
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Test A: Abs Indicator Always On: Notes

  1. Perform DIAGNOSTIC SYSTEM CHECK  under DIAGNOSIS & TESTING. After performing diagnostic system check, go to next step.
  2. Turn ignition off. Disconnect 31-pin EBCM connector C1. Install Breakout Box (J-39700) and Adapter (J-39700-280) to EBCM harness connector C1. Turn ignition switch on. If ABS indicator illuminates, go to step  4 . If ABS indicator does not illuminate, go to next step.
  3. Replace EBCM. See ELECTRONIC BRAKE CONTROL MODULE  under REMOVAL & INSTALLATION. After repairs, go to step  7 .
  4. Turn ignition off. Disconnect 26-pin instrument cluster connector. Using DVOM, measure resistance between breakout box terminals No. 21 and 19. If resistance is infinite, go to step  6 . If resistance is not infinite, go to next step.
  5. Repair short to ground in Brown/Yellow wire between instrument cluster and EBCM. After repairs, go to step  7 .
  6. Diagnose instrument cluster. See appropriate INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT. After repairs, go to next step.
  7. Operate system to verify repair.
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