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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 217 (Engine Control System (DTC/Circuit Diagnosis) (CUMMINS 5.0L) (6 Of 6)) >> DTC/Circuit Diagnosis >> DTC P2581-00: Turbocharger Speed Sensor Circuit High >> 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 turbocharger speed was less than 333, 000 RPM for more than 5 seconds.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P2581 - 00

(Turbocharger/Supercharger Turbine Overspeed)

Diagnosis condition

Diagnostic runs continuously when the engine is running

Signal (terminal)

-

Threshold

Raw turbo speed > 5, 500 Hz (220k RPM) for 5 seconds

Diagnosis delay time

Diagnostic runs continuously when the engine is running