P1285 Audi Cylinder head over temp sensed

P1285 Audi 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 Audi Description

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

    Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi A5,Audi TT,Audi Q3,Audi Q5,Audi S3,Audi TTS,Audi RS 3,Audi TT RS,Audi A7,Audi Q7,Audi A8,Audi A6,Audi S4,Audi S5,Audi Q5,Audi S6,Audi S8,Audi S5,Audi A8,Audi R8 V8,Audi RS 5,Audi S6,Audi R8 V10,Audi R8 GT,Audi A8L