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DTC B1517: DIC Switch 2 Signal (Short To Ground): Testing

WARNING: This page is about a different car, the 2000 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. If IPC diagnostic system check was performed, go to next step. If IPC diagnostic system check was not performed, go to INSTRUMENT PANEL CLUSTER (IPC) DIAGNOSTIC SYSTEM CHECK  .
  2. Using scan tool, select IPC data display. Monitor DIC switch 2 (GAUGES) data. If scan tool displays DIC switch 2 (GAUGES) data as INACTIVE, go to next step. If scan tool does not display DIC switch 2 (GAUGES) data as INACTIVE, go to step  4 .
  3. Observe scan tool DIC switch 2 (GAUGES) data. Press DIC switch 2 (GAUGES). See Figure . If status does not change from INACTIVE to ACTIVE, go to next step. If status changes from INACTIVE to ACTIVE, go to DIAGNOSTIC AIDS  .
  4. Turn ignition off. Monitor DIC switch 2 (GAUGES) data. Disconnect DIC switch connector. Turn ignition on. If scan tool does not display DIC switch 2 (GAUGES) data as INACTIVE, go to next step. If scan tool displays DIC switch 2 (GAUGES) data as INACTIVE, go to step  7 .
  5. Check for short to ground in Brown wire between DIC switch and IPC. See WIRING DIAGRAMS  . If circuit is okay, go to next step. If faulty circuit is found, repair as necessary and go to step  10 .
  6. Check for poor connections at IPC connector. If connections are okay, go to step  8 . If faulty connections are found, repair as necessary and go to step  10 .
  7. Check for poor connections at DIC switch connector. If connections are okay, go to step  9 . If faulty connections are found, repair as necessary and go to step  10 .
  8. Replace IPC. See INSTRUMENT PANEL CLUSTER (IPC)  under REMOVAL & INSTALLATION. Go to step  10 .
  9. Replace DIC switch assembly. See DRIVER INFORMATION CENTER (DIC) & HEAD-UP DISPLAY (HUD) CONTROL SWITCHES  under REMOVAL & INSTALLATION. Go to next step.
  10. Turn ignition off. Reinstall all components and connectors. Turn ignition on. Clear DTCs. Wait 5 seconds and check for DTCs. If DTC B1517 resets as current, go to step  2 . If DTC B1517 is not current, system is operating properly.
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