Nissan Maxima Service and Repair Manual: U0100 lost communication (ECM A)

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.

2.PERFORM DTC CONFIRMATION PROCEDURE

  1.  Start the engine and wait for at least 5 seconds.
  2.  Check the first trip DTC.

Diagnosis Procedure

For the diagnosis procedure, refer to LAN-15, "Trouble Diagnosis Flow Chart".

    DTC/circuit diagnosis
    ...

    U1000 CAN comm circuit
    Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excelle ...

    Other materials:

    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 and connectors for damage, bend and loose connection (unit side and connector side). Driver seat control unit Harness connec ...

    Loading tips
    The GVW must not exceed GVWR or GAWR as specified on the F.M.V.S.S./C.M.V.S.S. certification label. Do not load the front and rear axle to the GAWR. Doing so will exceed the GVWR. WARNING Properly secure all cargo with ropes or straps to help prevent it from sliding or shif ...

    M&A 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 combination meter for damage, bend and loose connection (unit side and connector side). 2.CHECK HARNESS FOR OPEN CI ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2026 Copyright www.nimainfo.com
    0.0142