The car engine P2772 Code is helpful and it is important to fix the car engine as soon as possible by the real meaning. The car engine code’s general meaning can be used for solving the car engine. You will get the general meaning of this code form online. 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. 7 for Auxiliary Emission Controls. 7 for Vehicle Speed Output Circuit and 2 for A/C System High Pressure High Temperature. The car engine should be fixed as soon as possible by actual meaning.