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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) (1 Of 2) >> DTC C1A27: ECD Power Supply Circuit >> ADAS Control Unit >> With Direct Adaptive Steering System >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC

CONSULT screen terms

DTC detection condition

(Trouble diagnosis content)

[Malfunction type]

C1A27

00

ECD PWR SUPLY CIR

(ECD power supply circuit)

--

Diagnosis condition

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

Signal (terminal)

--

Threshold

ECD system power supply voltage is excessively low

Diagnosis delay time

60 second or more