Nissan Maxima Service and Repair Manual: U1200 AV control unit

Description

Replace the AV control unit if this DTC is displayed.

Part name  Description 
AV CONTROL UNIT 
  • It is the master unit of the MULTI AV system and it is connected to each control unit by means of communication. It operates each system according to communication signals from the AV control unit.
  • AV control unit includes audio function and vehicle information function.
  • It is connected to ECM and combination meter via CAN communication to obtain necessary information for the vehicle information function.
  • It inputs the automatic brightness ON/OFF signals that are required for the display dimming control.
  • It inputs the signals for driving status recognition (vehicle speed, reverse and parking brake). 

DTC Logic

Nissan Maxima. DTC Logic

    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 ...

    U1216 AV control unit
    Description Replace the AV control unit if this DTC is displayed. Part name  Description  AV CONTROL UNIT  It is the master unit of the MULTI AV system ...

    Other materials:

    P0603 ECM power supply
    Description Battery voltage is supplied to the ECM even when the ignition switch is turned OFF for the ECM memory function of the DTC memory, the air-fuel ratio feedback compensation value memory, the idle air volume learning value memory, etc. DTC Logic DTC DETECTION LOGIC DTC CON ...

    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 ...

    Audio display unit
    Removal and Installation Audio display unit bracket Audio display unit Cluster lid D Multifunction switch Audio display unit bracket screws Audio display unit screws Metal Clip REMOVAL Remove the cluster lid D. Refer to IP-11, "Removal and Installation". Remov ...

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    Nissan Maxima Service and Repair Manual

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