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Home >> Infiniti >> 2021 >> QX50 Essential, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Audio, Visual & Navigation System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC U0100: Lost Comm (ECM A) >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

U0100-00

LOST COMM (ECM A)

(Lost communication ECM A)

[--]

Diagnosis condition

When ignition switch is ON.

Signal (terminal)

CAN communication signal

Threshold

Active noise control unit cannot receive a CAN communication signal

Diagnosis delay time

1 second or more