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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 U1000: Can Comm Circuit >> 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

U1000

01

CAN COMM CIRCUIT

(CAN communication circuit)

Diagnosis condition

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

Signal (terminal)

CAN communication signal

Threshold

If ADAS control unit is not transmitting or receiving CAN communication signal

Diagnosis delay time

2 seconds or more

If "U1000-01" is detected, first diagnose the CAN communication system.