The dictionary meaning of the B2442 Code is compatible as general sense but you need not to get the dictionary meaning. The dictionary meaning of the code is available online but not helpful. The meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 2 for MFG – Manufacturer Specific. 4 for Transmission. 4 for BBV Sensor Circuit Low Voltage and 2 for A/C System High Pressure High Temperature. From the general meaning of the code, it is found that body of the car engine has the problem and it is easy to fix.