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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 489 (Engine Control System (VK56VD) DTC/Circuit Diagnosis (2 Of 6)) >> DTC/Circuit Diagnosis >> DTC P0152: A/F Sensor 1 >> 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.

To judge the malfunction, the diagnosis checks that the A/F signal computed by ECM from the A/F sensor 1 signal is not inordinately low.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0132

A/F SENSOR1 (B1)

[Air fuel ratio (A/F) sensor 1 (bank 1) circuit high voltage]

Diagnosis condition

--

Signal (terminal)

Air fuel ratio sensor 1 signal

Threshold

The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 5 V

Diagnosis delay time

--

P0152

A/F SENSOR1 (B2)

[Air fuel ratio (A/F) sensor 1 (bank 2) circuit high voltage]

Diagnosis condition

--

Signal (terminal)

Air fuel ratio sensor 1 signal

Threshold

The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 5 V

Diagnosis delay time

--