P1285 Infiniti Cylinder head over temp sensed

P1285 Infiniti Cylinder head over temp sensed

Possible causes
  • Low engine coolant level.
  • Base engine concerns.
  • Engine cooling system concerns.
  • CHT sensor concern.
    • Tech description
    On some applications when this fault occurs the Engine Temperature warning indicator will illuminate and/or force the temperature gauge to the full H (hot) zone. The warning indicator can be triggered by either grounding the engine temperature warning circuit when wired to the PCM, or by sending a PCM network message to the instrument cluster.
    Symptoms
    – Engine Light ON (or Service Engine Soon Warning Light)
    P1285 Infiniti Description

    Indicates an engine overheat condition was sensed by the Cylinder Head Temperature (CHT) sensor.

    Infiniti Vehicle:Infiniti EX35,Infiniti FX35,Infiniti FX50,Infiniti G25,Infiniti G37,Infiniti M35,Infiniti M37,Infiniti M56,Infiniti QX562013 Infiniti,2012 Infiniti,2011 Infiniti,2010 Infiniti,2009 Infiniti,2008 Infiniti,2007 Infiniti,2006 Infiniti,2005 Infiniti,2004 Infiniti,2003 Infiniti,2002 Infiniti,2001 Infiniti,2000 Infiniti,1999 Infiniti,1998 Infiniti,1997 Infiniti,1996 Infiniti,
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