The basic meaning of the B2136 Code is not so important thing but you may know. The dictionary meaning of the code is known as basic meaning and that is b for Body Code Problem is antilock brake system, electronic suspension and steering systems. 2 for MFG – Manufacturer Specific. 1 for Transmission. 3 for Cruise Control Servo Indicates Low and 6 for Cruise Control System – Vehicle Accel Too High. The car engine problem is associated with the body of engine and it can be solved easily. At the cheap rate, the problem should be solved.