Use the automobile dictionary meaning or general meaning of the engine P1770 Code for solving the car engine problem. This engine problem can be fixed easily and you need to know the meaning of the code for solving the car engine. The automobile dictionary meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 1 for MFG – Manufacturer Specific. 7 for Auxiliary Emission Controls. 7 for Vehicle Speed Output Circuit. 0 for Transmission Engaged At High Throttle Angle. You will get some other meanings of the car engine code what you must use until the car engine code meaning is real.