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DTC C1A64: Brake Control Signal Mismatch [10/2015 - ]: Description

The brake actuator assembly (skid control ECU) sends signals to the driving support ECU assembly according to the brake control status. If the driving support ECU assembly receives a VSC system malfunction signal from the brake actuator assembly (skid control ECU), it stores DTC C1A64.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1A64 Brake Control Signal Mismatch While the engine switch is on (IG), the driving support ECU assembly receives a VSC system malfunction signal from the brake actuator assembly (skid control ECU) continuously for 0.5 seconds or more.
  • Vehicle stability control system
  • Brake actuator assembly (Skid control ECU)
  • Driving support ECU assembly