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Home >> Nissan-Datsun >> 2021 >> Altima S >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Pr25DD) (DTC/Circuit Diagnosis) (3 Of 4) >> DTC/Circuit Diagnosis >> DTC P1217: Engine Over Temperature >> DTC Description >> PR25DD engine >> DTC Detection Logic
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DTC Detection Logic

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

When the engine coolant temperature reaches an abnormally high temperature condition, a malfunction is indicated.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P1217

00

OVER TEMP

[OVER HEAT]

Diagnosis condition

--

Signal (terminal)

--

Threshold

Engine coolant temperature reaches an abnormally high temperature

Diagnosis delay time

--

CAUTION: When a malfunction is indicated, be sure to replace the coolant. Also, replace the engine oil.
  1. Fill radiator with coolant up to specified level with a filling speed of 2 liters per minute. Be sure to use coolant with the proper mixture ratio.
  2. After refilling coolant, run engine to ensure that no water-flow noise is emitted.