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DTC Detection Logic

WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • If DTC P31FE is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX. Refer to "DTC INDEX ".
  • If DTC P31FE is displayed with DTC P0A1D, first perform the trouble diagnosis for DTC P0A1D. Refer to "DTC LOGIC ".
DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause
P31FE ASCD SYSTEM (ICC function) HPCM detects a difference between signals from ADAS control unit is out of specified range. ADAS control unit