The powertrain of the car engine is faulty and you can know about it from the real meaning of the car engine P0981 Code. Do not use false meaning of the code to fix the car engine. You may get new problems in the car engine due to use wrong meaning of the code. The automobile dictionary meaning of the engine code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 0 for SAE – Generic. 9 for Fuel And Air Metering (Injector Circuit Malfunctions Only). 8 for Exhaust Gas Recirculation System Valve 1 and 1 for TFP Valve Position Switch-Drive Without Drive Ratio.