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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 P00B7-00: Cooling System >> 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 coolant level sensor signal voltage was higher than 3.0 V for more than 30 seconds.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P00B7-00

ENGINE COOLANT FLOW

(Coolant level - data valid but below normal operating range - moderately severe level)

1

Diagnosis condition

Continuously when key is ON, or engine is running

Signal (terminal)

-

Threshold

Coolant level sensor voltage:

  • >≥ 3.00 V

Diagnosis delay time

Diagnostic runs continuously when the engine is running