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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 178 (ADAS Control Unit (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC C1A01: Power Supply Circuit 1, C1A02 Power Supply Circuit 2 >> 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

C1A01

POWER SUPPLY CIR

(Power supply circuit)

1

Diagnosis condition

When Ignition switch is ON.

Signal (terminal)

-

Threshold

Less than 7.9 V

Diagnosis delay time

5 seconds or more

C1A02

POWER SUPPLY CIR 2

(Power supply circuit 2)

2

Diagnosis condition

When Ignition switch is ON.

Signal (terminal)

-

Threshold

More than 19.3 V

Diagnosis delay time

5 seconds or more