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:

    IPDM E/R (intelligent power distribution module engine room)
    Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT PHYSICAL VALUES Fail Safe CAN COMMUNICATION CONTROL When CAN communication with ECM and BCM is impossible, IPDM E/R performs fail-safe control. After CAN communication recovers normally, it also returns to nor ...

    Rear door speaker
    Removal and Installation REMOVAL Remove the rear door finisher. Refer to INT-21, "Removal and Installation". Remove the rear door speaker screws (A). Disconnect the harness connector (B) from the rear door speaker (1) and remove. INSTALLATION Installation is in the reverse order ...

    B1081 - B1084 seat belt pre-tensioner RH
    Description DTC B1081 - B1084 SEAT BELT PRE-TENSIONER RH The seat belt pre-tensioner RH is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unitwill monitor for opens and shorts in detected lines to the seat belt pre-tensioner RH. PART LOCATION DTC Logic DTC DETECTIO ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2026 Copyright www.nimainfo.com
    0.0072