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DTC B1004: Keep Alive Memory (KAM): Testing

  1. If body control system diagnostic system check has been performed, go to next step. If body control system diagnostic system check has not been performed, go to BODY CONTROL SYSTEM DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM.
  2. Connect scan tool to Data Link Connector. See Figure . Turn ignition on. Retrieve DTCs. If DTC B1004 is set as current, go to next step. If DTC B1004 is not set as current, check for intermittent connections at module that set DTC.
  3. Replace module that set DTC. After repairs, go to next step.
  4. Use scan tool to clear DTCs. Recheck system operation for module that set DTC. Recheck for DTC. If DTC B1004 resets, go to step  2 . If DTC does not reset, repair is complete.
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