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Home >> Infiniti >> 2017 >> QX80 Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Driver Assistance System (ADAS Control Unit) (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC C1A39-49: 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
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