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Home >> Lexus >> 2021 >> RC 350 Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Lane Departure Alert System (W/ Steering Control) - Diagnostic Codes & Circuit Tests >> LANE DEPARTURE ALERT SYSTEM (w/ Steering Control) >> DTC C1A50: Brake System Malfunction [11/2017 - 09/2020] >> Description

DTC C1A50: Brake System Malfunction [11/2017 - 09/2020]: Description

The forward recognition camera receives vehicle stability control system control signals from the skid control ECU (brake actuator assembly). If the forward recognition camera receives a malfunction signal from the vehicle stability control system, DTC C1A50 is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1A50 Brake System Malfunction 2 seconds after the engine switch is turned on (IG), a signal from the skid control ECU (brake actuator assembly) indicating an vehicle stability control system malfunction is detected by the forward recognition camera for 5 seconds or more.
  • Vehicle stability control system
  • Skid control ECU (Brake actuator assembly)
  • Forward recognition camera