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Circuit/System Testing

  1. Disconnect all the courtesy lamps voltage supply circuit lamps related components. Refer to the CIRCUIT/SYSTEM VERIFICATION  for all components that contain the courtesy lamps voltage supply circuit lamps. Verify the DTC B2615 does not set
    • If the DTC resets then test for a short to ground in the courtesy lamp voltage supply circuit lamps circuit. If the circuit/connections test normal replace the BCM.
  2. Reconnect each component one at a time and test for the DTC B2615. If the DTC resets then replace that component.
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