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DTC C1A50: Brake System [11/2017 - 03/2019]: Description

When the driving support ECU assembly detects a signal indicating a malfunction in the vehicle stability control system from the brake actuator assembly (skid control ECU) via CAN communication, DTC C1A50 is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1A50 Brake System While the engine switch is on (IG), a signal from the brake actuator assembly (skid control ECU) indicating a malfunction in the vehicle stability control system is detected for 0.3 seconds or more.
  • Vehicle stability control system
  • Driving support ECU assembly