DTC C124A-05: Braking System information System Programming Failure [12/2019 - 10/2021]: Description

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DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Note
C124A-05	Braking System information System Programming Failure	When the vehicle speed is 40 km/h (25 mph) or more, one of the following conditions is met: The engine type, powertrain variation and destination information sent from the hybrid vehicle control ECU do not match the information stored in the No. 2 skid control ECU (brake actuator assembly). No system information stored in the No. 2 skid control ECU (brake actuator assembly).	Incorrect hybrid vehicle control ECU installed No. 2 skid control ECU (brake actuator assembly)	Comes on	SAE Code: C124A Output ECU: No. 2 skid control ECU (brake actuator assembly)