Nissan Maxima Service and Repair Manual: BCM branch line circuit

Diagnosis Procedure

1.CHECK CONNECTOR

  1. Turn the ignition switch OFF.
  2. Disconnect the battery cable from the negative terminal.
  3. Check the terminals and connectors of the BCM for damage, bend and loose connection (unit side and connector side).

2.CHECK HARNESS FOR OPEN CIRCUIT

  1. Disconnect the connector of BCM.
  2. Check the resistance between the BCM harness connector terminals.

3.CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the BCM. Refer to BCS-36, "Diagnosis Procedure".

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    Diagnosis and repair workflow
    WorkFlow DETAILED FLOW 1.OBTAIN INFORMATION ABOUT SYMPTOM Interview the customer to obtain the malfunction information (conditions and environment when the malfunction occurred) as much as possible when the customer brings the vehicle in. 2.REPRODUCE THE MALFUNCTION INFORMATION Check the ma ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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