Nissan Maxima Service and Repair Manual: 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 excellent error detection ability. Many electronic control units are equipped on a vehicle and each control unit shares information and links with other control units during operation (not independent). In CAN communication, control units are connected with 2 communication lines (CAN-H, CAN-L) allowing a high rate of information transmission with less wiring. Each control unit transmits/receives data but selectively reads required data only.

DTC Logic

DTC DETECTION LOGIC

Nissan Maxima. DTC DETECTION LOGIC

Diagnosis Procedure

1.PERFORM SELF DIAGNOSTIC

  1. Turn ignition switch ON and wait for 2 seconds or more.
  2. Check "Self Diagnostic Result" of "AV Control Unit".
    DTC/circuit diagnosis
    ...

    U1010 control unit (CAN)
    Description Initial diagnosis of AV control unit. DTC Logic DTC DETECTION LOGIC Diagnosis Procedure 1.REPLACE AV CONTROL UNIT hen DTC U1010 is detected, replace AV control unit ...

    Other materials:

    C1154 PNP switch
    Description The transmission range switch signal is transmitted to the ABS actuator and electric unit (control unit) using the CAN communication lines. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.CHECK SELF-DIAGNOSIS RESULTS Check the self-diagnosis results. Diagnos ...

    GPS antenna
    Removal and Installation REMOVAL Remove cluster lid A. Refer to IP-10, "Exploded View". Remove the audio unit. Refer to AV-652, "Removal and Installation". Remove the GPS antenna screw (A). - GPS antenna (1) Detach the GPS antenna cable clip (A), then fish th ...

    Handling precautions for plastics
    Precautions For Plastics When repairing and painting a portion of the body adjacent to plastic parts, consider their characteristics (influence of heat and solvent) and remove them if necessary or take suitable measures to protect them. Plastic parts should be repaired and painted ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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