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Home >> Infiniti >> 2017 >> QX80 Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Warning Systems >> Driver Assistance System (ADAS Control Unit) (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC U0121-83: VDC Can 2 >> ADAS Control Unit 2 >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC CONSULT screen terms DTC detection condition
(Trouble diagnosis content) [Malfunction type]
U0121 83 VDC CAN CIR2
(VDC CAN circuit2)
[PROTECT CALCULATION ERROR] Diagnosis condition
  • When engine is running
  • When LDP system is ON
Signal (terminal) CAN communication signal
Threshold If ADAS control unit 2 detects an error signal that is received from ABS actuator and electric unit (control unit) via CAN communication
Diagnosis delay time 1 second or less