The dictionary meaning of the B1936 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. 3 for Cruise Control Servo Indicates Low and 6 for Cruise Control System – Vehicle Accel Too High. This dictionary meaning describes that the body of the engine has the problem. However, you do not need to get the dictionary meaning but you need to get the real meaning. You do not need to change any component from the car engine. Because the body of the engine has the problem.