A braking assistance system for a vehicle towed by a towing vehicle. The braking assistance system includes at least one sensor configured to be coupled to the towed vehicle and to detect information about at the towed vehicle and the towing vehicle, and an electronic control unit having a processor. The electronic control unit is in electronic communication with the sensor to receive information about the towed vehicle and the towing vehicle. The processor is configured to determine an electrical connection between the towing vehicle and the towed vehicle, determine a deceleration of the towed vehicle and the towing vehicle based on the information from the at least one sensor, identify a brake assist situation, and initiate a brake control operation to control braking of the towed vehicle during the brake assist situation.