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Home >> Oldsmobile >> 1998 >> Cutlass Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Anti-Theft System >> System Testing >> System Check

System Check

  1. Ensure all components are connected. Turn ignition switch to RUN position (engine off). Connect scan tool. Check if scan tool communicates with Body Function Controller (BFC). See TESTS W/CODES article in ENGINE PERFORMANCE section. If scan tool communicates with BFC, go to next step. If scan tool does not communicate with BFC, inspect Data Link Connector (DLC). Repair as necessary. After repairs, go to next step.
  2. Using scan tool menu in Body Function mode, read BFC DTCs. Follow scan tool manufacturer's instructions. If any current DTCs are set, go to appropriate DTC diagnostic procedure. Refer to TESTING - DIAGNOSTIC  . If no DTCs are set go to next step.
  3. Turn ignition off. Remove scan tool from DLC. Turn ignition switch to RUN position (engine off). If THEFT SYSTEM indicator turns on then off, go to step 5). If THEFT SYSTEM indicator does not turn on then off, go to next step.
  4. If THEFT SYSTEM indicator does not stay on or flash, go to next step. If THEFT SYSTEM indicator stays on or flashes, see TROUBLE SHOOTING  .
  5. Using scan tool check for history DTCs. If there are any history DTCs, refer to appropriate DTC diagnostic procedure. See TESTING - DIAGNOSTIC  .
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