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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 151 (Telematics System) >> DTC/Circuit Diagnosis >> B2EF0 TCU >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

B2EF0

INTERNAL BATTERY

(Internal battery)

CIRC VOLT BELOW THRESHOLD

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

-

Threshold

TCU internal malfunction

Diagnosis delay time

Less than 1 second

INTERNAL ELECTRONIC ERROR

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

-

Threshold

TCU internal malfunction

Diagnosis delay time

Less than 1 second

INCORRECT CMPNENT INSTALLED

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

-

Threshold

TCU internal malfunction

Diagnosis delay time

Less than 1 second

OVER TEMPERATURE

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

-

Threshold

TCU internal malfunction

Diagnosis delay time

Less than 1 second