P1299 Chrysler Cylinder Head Overtemperature Protection Active

P1299 Chrysler Cylinder Head Overtemperature Protection Active

Possible causes
  • Engine cooling system concerns.
  • Low engine coolant level.
  • Base engine concerns.
    • Symptoms
    – Engine Light ON (or Service Engine Soon Warning Light)
    P1299 Chrysler Description

    Indicates an engine overheat condition was detected by the cylinder head temperature (CHT) sensor. An FMEM strategy called Fail-safe Cooling was activated to cool the engine.

    Chrysler Vehicle:Chrysler 200,Chrysler 300,Chrysler 300M,Chrysler Crossfire,Chrysler PT Cruiser,Chrysler Town & Country,Chrysler Voyager