The B1911 Code is associated with the vehicle engine and when the engine has any problem and it is tested, the code comes by the code reader. You need to solve the problem and make the car running for the road. You should know the correct meaning of this code. The dictionary meaning of the code let you know the information of 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. 9 for Fuel and Air Metering. 1 for Low Coolant Circuit and 1 for TFP Valve Position Switch-Drive Without Drive Ratio.