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Home >> Infiniti >> 2021 >> QX50 Essential, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> ADAS Control Unit (DTC/Circuit Diagnosis) (2 Of 2) >> DTC U0402: TCM Can 1 >> ADAS Control Unit >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detection condition

U0402

82

TCM CAN CIRC1

(TCM CAN circuit1)

Diagnosis condition

  • When engine is running
  • When MAIN switch of ProPILOT system is ON

Signal (terminal)

CAN communication signal

Threshold

If ADAS control unit detects an error signal that is received from TCM via CAN communication

Diagnosis delay time

1 second or less