The automobile dictionary meaning of the engine P247A Code provides some information about the car engine problem and meaning of the code is very helpful. The automobile meaning of the engine code is p for Powertrain Code – Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific 4 for Fuel And Air Metering (Injector Circuit Malfunctions Only) 7 for Exhaust Gas Recirculation System Valve 1 and A for TFP Valve Position Switch-Drive Without Drive Ratio. The code tells about the car engine problem and follow the right process for solving the car engine problem. If you do not know how to fix, then give to professional engineer.