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Home >> Buick >> 1998 >> Century Custom >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Module >> Diagnostic Tests >> DTC B0823: Door Lock Actuator Ground Feed Circuit (Open) >> Testing

DTC B0823: Door Lock Actuator Ground Feed Circuit (Open): 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 switch to LOCK position. Disconnect BCM Natural 10-pin connector C3. Turn ignition switch to RUN position. Connect test light between battery voltage and BCM harness connector C3, terminal "A" (Black wire). If test light illuminates, go to next step. If test light does not illuminate, go to step 5).
  3. Turn ignition switch to LOCK position. Reinstall all components and connectors. Turn ignition switch to RUN position. Using scan tool, clear DTCs. Check for DTCs. If DTC B0823 is set, go to next step. If DTC B0823 is not set, go to step 6).
  4. Check for poor connection at BCM connector C3, terminal "A" (Black wire). If connection is okay, replace BCM. See REMOVAL & INSTALLATION. Reprogram BCM. See BCM PROGRAMMING  . Go to step 7).
  5. Repair poor connection or open in Black wire between BCM connector C3 and ground. Go to step 7).
  6. System is operating properly at this time. See DIAGNOSTIC AIDS. After any repairs are made, go to next step.
  7. Turn ignition switch to LOCK position. Reinstall all components and connectors. Turn ignition switch to RUN position. Using scan tool, clear DTCs. Check for DTCs. If any DTCs are current, perform BCM DIAGNOSTIC SYSTEM CHECK  . If no DTCs are current, system is operating properly.
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