The B1482 Code is an identification of the error engine and it is important to know about the problem of the engine. The meaning of the code changes for the model and manufacturer of the car. The code may have several meanings and exact meaning is necessary to identify. For this reason, reading the manual is also necessary. 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. 4 for Transmission. 8 for Exhaust Gas Recirculation System Valve 1 and 2 for A/C System High Pressure High Temperature.