The problem of the powertrain is not serious problem and the car engine P2050 Code lets you know about the problem and by the meaning of the code, the automobile engineer will take step to solve the car engine. The automobile dictionary meaning of the code carry some information of the car engine problem by the meaning of the code. The general or automobile dictionary meaning is p for Powertrain Code Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific. 0 for Fuel And Air Metering. 5 for TP Sensor Learn Not Complete and 0 for Transmission Engaged At High Throttle Angle.