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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 485 (Engine Control System (VK56VD) DTC/Circuit Diagnosis (1 Of 6)) >> DTC/Circuit Diagnosis >> DTC P00D4: Ho2S2 Heater >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD and 2019 Nissan NV2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P00D4

Heated O2 sensor heater B2 sensor 2

(HO2S heater control circuit range/performance bank 2 sensor 2)

Deterioration in heated oxygen sensor 2 heater (bank 2) performance.

(Voltage signal transmitted from heated oxygen sensor 2 heater (bank 2) to ECM is higher /lower than voltage in the normal range.)
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