Nissan Maxima Service and Repair Manual: ECM 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 following terminals and connectors for damage, bend and loose connection (unit side and connector side).

 Models without automatic drive positioner

  •  ECM

  •  Harness connector E30

  •  Harness connector M1

 Models with automatic drive positioner

  •  ECM

  •  Harness connector E29

  •  Harness connector B10

2.CHECK HARNESS FOR OPEN CIRCUIT

  1.  Disconnect the connector of ECM.

  2.  Check the resistance between the ECM harness connector terminals.

3.CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the ECM. Refer to EC-157, "Diagnosis Procedure".

Is the inspection result normal?

    Main line between A-bag and ABS circuit
    Diagnosis Procedure 1.CHECK CONNECTOR  Turn the ignition switch OFF.  Disconnect the battery cable from the negative terminal.  Check the following terminals ...

    ADP branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR  Turn the ignition switch OFF.  Disconnect the battery cable from the negative terminal.  Check the following terminals ...

    Other materials:

    Three-way catalyst
    The three-way catalyst is an emission control device installed in the exhaust system. Exhaust gases in the three-way catalyst are burned at high temperatures to help reduce pollutants. WARNING The exhaust gas and the exhaust system are very hot. Keep people, animals or flammable material ...

    Roof link assembly
    Removal and Installation Removal Remove the sunshade. Refer to RF-153, "Removal and Installation". Remove the wind deflector. Refer to RF-168, "Removal and Installation". Remove the glass lid assembly. Refer to RF-150, "Removal and Installation". Remove the sunroof motor. Refer to RF-1 ...

    Automatic door locks
    System Diagram System Description DOOR LOCK FUNCTION The door lock and unlock switch (driver side) is build into power window main switch. The door lock and unlock switch (passenger side) is on door trim. Interlocked with the locking operation of door lock and unlock switch ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2025 Copyright www.nimainfo.com
    0.0057