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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 591 (Audio System (INFINITI INTOUCH) (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC U125B: AVM Conn >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK AROUND VIEW MONITOR CONTROL UNIT POWER SUPPLY AND GROUND CIRCUIT 

    Check around view monitor control unit power supply and ground circuit. Refer to Diagnosis Procedure .

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Repair or replace malfunctioning parts.

  2. CHECK AV COMMUNICATION CIRCUIT FOR OPEN 
    1. Turn ignition switch OFF.
    2. Disconnect display control unit connector M92 and around view monitor control unit connector M96.
    3. Check the continuity between display control unit connector M92 and around view monitor control unit connector M96.

      Display control unit

      Around view monitor control unit

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      M92

      6

      M96

      20

      Yes

      18

      19

    Is the inspection result normal?

    YES

    Replace around view monitor control unit. Refer to Removal and Installation .

    NO

    Repair or replace malfunctioning parts.