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Home >> Chevrolet >> 1998 >> Corvette 2D Convertible, Standard >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Module >> Diagnostic Tests >> DTC B2597: TCS Switch Circuit (Short To Ground) >> Testing

DTC B2597: TCS Switch Circuit (Short To Ground): Testing

  1. If BCM diagnostic system check was performed, go to next step. If BCM diagnostic system check was not performed, see procedures in BCM DIAGNOSTIC SYSTEM CHECK  .
  2. Turn ignition off. Disconnect BCM 32-pin connector C2. Using a test light connected to battery, probe BCM harness connector C2, terminal D15 (Brown/White wire). If test light illuminates, go to next step. If test light does not illuminate, go to step 5).
  3. Ensure ignition is off. Disconnect TCS switch. Using a test light connected to battery, probe BCM harness connector C2, terminal D15 (Brown/White wire). If test light illuminates, go to step 6). If test light does not illuminate, go to step 7).
  4. Turn ignition off. Reinstall all components and connectors. Turn ignition on. Clear DTCs. Wait 60 seconds and check for DTCs. If DTC B2597 is current, go to step 9). If DTC B2597 is not current, system is operating properly.
  5. Check for intermittent malfunction in TCS switch circuit. See DIAGNOSTIC AIDS. If no problem is found, go to step 4). If problem is found, go to step 8).
  6. Repair short to ground in Brown/White wire between BCM 32-pin connector C2 and TCS switch. Go to step 10).
  7. Replace TCS switch. Go to step 10).
  8. Repair intermittent malfunction in TCS switch circuit. Go to step 10).
  9. Replace BCM. See REMOVAL & INSTALLATION  . Reprogram BCM. See BCM PROGRAMMING/RPO CONFIGURATION  . Go to next step.
  10. Turn ignition off. Reinstall all components and connectors. Turn ignition on. Clear DTCs. Perform BCM DIAGNOSTIC SYSTEM CHECK  .
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