The meaning of the B1744 Code is related with the car engine and this code is set for all of the engines. You need to know the meaning of the code and if you do not get the accurate meaning of the code, you cannot easily solve the issue. However, the dictionary meaning of the code helps to identify the problem. The dictionary meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 1 for MFG – Manufacturer Specific. 7 for Auxiliary Emission Controls. 4 for BBV Sensor Circuit Low Voltage and 4 for Cruise Vehicle Speed/Set Speed Difference Too High.