You can use the use the dictionary meaning for the B2448 Code for solving the car engine problem but you should not do it until getting the correct result of the manufacturer meaning. Manufacturer of the car set different meanings of the code. Get the manufacturer name and model number of the car engine for solving the problem from the car. The dictionary 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 8 for PCM Stack Overrun.