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Home >> Infiniti >> 2021 >> QX50 Essential, 4WD >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> Shift (Electric Shift Control Module) >> DTC U0101-00: Lost Communication (TCM) >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

U0101

00

LOST COMM TCM

(Lost Communication With TCM)

Diagnosis condition

When ignition switch is ON

Signal

CAN communication signal

Threshold

Electric shift control module cannot transmit or receive CAN communication signal of OBD (emission related diagnosis) with TCM.

Diagnosis delay time

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