This error P0848 Code is related with the car engine and you should fix the car engine if you get the real meaning of the engine code. This engine lets you know about the powertrain problem and this problem is found in the car engine what is not difficult to solve. The automobile dictionary meaning of the engine P0848 code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 0 for SAE – Generic. 8 for Ignition System Or Misfire. 4 for BBV Sensor Circuit Low Voltage and 8 for PCM Stack Overrun. The engine P0848 engine code looks a kind of powertrain problem.