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".

    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 and connectors for damage, bend and ...

    BCM branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the BCM for damage, bend and ...

    Other materials:

    Precaution
    Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT PRE-TENSIONER", used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for ...

    Front wiper auto stop signal circuit
    Component Function Check 1. CHECK FRONT WIPER (AUTO STOP) OPERATION CONSULT DATA MONITOR Select "WIP AUTO STOP" of IPDM E/R DATA MONITOR item. Operate the front wiper. With the front wiper operation, check the monitor status. Diagnosis Procedure 1. CHECK IPDM E/R OUTPUT VOLTAGE ...

    Switch operation
    Type A (if so equipped) The windshield wiper and washer operates when the ignition switch is placed in the ON position. Push the lever down to operate the wiper at the following speed: Intermittent (INT) or (AUTO) - intermittent operation can be adjusted by turning the knob A . L ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2026 Copyright www.nimainfo.com
    0.011