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Home >> Infiniti >> 2020 >> QX50 Essential, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (7 Of 12) >> DTC/Circuit Diagnosis >> DTC P1217: Engine Over Temperature >> DTC Description >> Notes

DTC Description: Notes

ECM controls cooling fan to the maximum speed when receives the signal abnormality of each sensor, CAN and IPDM E/R, and severed wire short circuit abnormality.

If the cooling fan or another component in the cooling system malfunctions, engine coolant temperature will rise.