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Circuit/System Testing

  1. Ignition OFF, disconnect harness connector at the appropriate door latch assembly.
  2. Ignition ON, verify the scan tool Passenger Door Ajar Sw. parameter is Door Closed.
    • If not the specified value, test the signal circuit terminal listed below for a short to ground. If the circuit tests normal, replace the BCM.
      • Front passenger door latch signal circuit terminal 1
      • Left rear door latch signal circuit terminal 4
      • Right rear door latch signal circuit terminal 4
  3. If all circuit tests normal, test or replace the door latch assembly.
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