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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Audio, Visual & Navigation System (DTC/Circuit Diagnosis) (Base Audio) (Except Hybrid)) >> DTC/Circuit Diagnosis >> RGB Synchronizing Signal Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

  1. CHECK RGB SYNCHRONIZING SIGNAL CIRCUIT CONTINUITY

    1. Turn ignition switch OFF.
    2. Disconnect AV control unit connector M45 and display unit connector.
    3. Check continuity between AV control unit connector M45 terminal 58 and display unit connector M93 terminal 19.
      AV control unit Display unit Continuity
      Connector Terminal Connector Terminal
      M45 58 M93 19 Yes
    4. Check continuity between AV control unit connector M45 terminal 58 and ground.
      AV control unit Ground Continuity
      Connector Terminal
      M45 58 No

    Is inspection result normal?

    YES 

    GO TO STEP 2  .

    NO 

    Repair or replace harness or connectors.

  2. CHECK RGB SYNCHRONIZING SIGNAL

    1. Connect AV control unit connector M45 and display unit connector.
    2. Turn ignition switch ON.
    3. Check signal between display unit connector M93 terminal 19 and ground.
      Display unit Ground Reference value
      (+) (-)
      Connector Terminal
      M93 19 -
      G04079228Courtesy of NISSAN NORTH AMERICA, INC.

    Is inspection result normal?

    YES 

    Replace display unit. Refer to REMOVAL AND INSTALLATION .

    NO 

    Replace AV control unit. Refer to REMOVAL AND INSTALLATION .

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