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Illumination Signal Check for Display Control Unit

WARNING: This page is about a different car, the 2004 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK ILLUMINATION SIGNAL 
    1. Turn ignition switch ON.
    2. Check voltage between display control unit and ground.
      DISPLAY CONTROL UNIT TERMINALS VOLTAGE

      Terminals Lighting switch position
      (+) (-)
      Connector Terminal (Wire color) 1st or 2nd position OFF
      M94 14 (R/L) Ground Battery voltage Approx. 0V
      Fig 1: Checking Voltage Between Display Control Unit Terminals And Ground
      G03513524Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : Replace display control unit. Refer to , "REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT ".
    2. NG : Check harness for open or short between display control unit and IPDM E/R.