The most important thing of the car engine is learning about the car engine. When any problem of the car engine is found, then check the car engine. If the car engine is checked by the engine code reader, then proper engine P2222 Code will be found. The right meaning of the code is very important as well. The automobile dictionary meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific. 2 for Accelerator Pedal Position (APP) Sensor 1 Performance. 2 for Air Conditioning (A/C) Clutch Feedback Circuit High Voltage and 2 for A/C System High Pressure High Temperature.