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:

    Multifunction switch 
    Removal and Installation  REMOVAL Remove cluster lid D. Refer to IP-10, "Exploded View". Remove the four multifunction switch screws (A) and remove the multifunction switch (2) from cluster lid D (1). : Metal clip  INSTALLATION Installation is in the reverse order of r ...

    Outside key antenna
    Description Detects whether Intelligent Key is outside the vehicle. Integrated in front outside handle (driver side, passenger side) and installed in rear bumper. Component Function Check NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to t ...

    Antenna AMP
    Removal and Installation REMOVAL Remove the rear pillar finisher RH. Refer to INT-23, "Exploded View". Detach the antenna amp. harness clip (A). Disconnect the harness connectors (B) from the antenna amp. (1). Remove the antenna amp. screw (C) and the antenna amp. (1). INSTALLAT ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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