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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 490 (Engine Control System (VK56VD) DTC/Circuit Diagnosis (5 Of 6)) >> DTC/Circuit Diagnosis >> DTC P1805: Brake Switch >> 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

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P1805

BRAKE SW/CIRCUIT

(Brake switch)

Diagnosis condition

--

Signal (terminal)

Stop lamp switch signal

Threshold

A brake switch signal is not sent to ECM for extremely long time while the vehicle is being driven

Diagnosis delay time

Extremely long time