P1299 Volvo Cylinder Head Overtemperature Protection Active

P1299 Volvo 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 Volvo 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.

    Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
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