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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 C1A39: Steering Angle Sensor >> 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]

C1A39

49

STRG SEN CIR

(Steering angle sensor circuit)

[INTERNAL ELECTRONIC ERROR]

Diagnosis condition

  • When engine is running
  • When LDP system is ON

Signal (terminal)

--

Threshold

If the steering angle sensor is malfunction

Diagnosis delay time

2 seconds or more