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Home >> Infiniti >> 2017 >> QX80 Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Driver Assistance System (ADAS Control Unit) (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC C1A01-16, C1A02-17: Power Supply Circuit 1, Power Supply Circuit 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]
C1A01 16 POWER SUPPLY CIR
(Power supply circuit)
[CIRC VOLT BELOW THRESHOLD] Diagnosis condition
  • When engine is running
  • When LDP system is ON
Signal (terminal) Battery power supply
Threshold The battery voltage sent to ADAS control unit 2 remains less than 7.9 V
Diagnosis delay time 5 seconds or more
C1A02 17 POWER SUPPLY CIR 2
(Power supply circuit 2)
[CIRC VOLT ABOVE THRESHOLD] Diagnosis condition
  • When engine is running
  • When LDP system is ON
Signal (terminal) Battery power supply
Threshold The battery voltage sent to ADAS control unit 2 remains more than 19.3 V
Diagnosis delay time 5 seconds or more