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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 211 (Engine Control System (DTC/Circuit Diagnosis) (CUMMINS 5.0L) (1 Of 6)) >> DTC/Circuit Diagnosis >> DTC P0127-00: IAT Sensor >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.

The ECM detected the intake manifold air temperature was greater than 132°C (270°F) for 5 seconds.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0127-00

Intake Air Temperature Too High -

(Intake manifold 1 temperature - data valid but above normal operating range - most severe level)

1

Diagnosis condition

Continuously when key is ON, or engine is running

Signal (terminal)

-

Threshold

Intake manifold temperature ≥ 132°C

Diagnosis delay time

Diagnostic runs continuously when the engine is running