DTC Detection Logic

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to DTC Logic or DTC Logic .

DTC

Items

(CONSULT screen terms)

Diagnostic item is detected when...

Possible cause

B2581

INTAKE SENSOR

Detected temperature at intake sensor 55 deg. C (131 deg. F) or more

Intake sensor
Front air control
Harness and connector
(Intake sensor circuit is open, or there is a short in the circuit)

B2582

Detected temperature at intake sensor -30 deg. C (-22 deg. F) or less