Do not use any meaning of the engine P0110 Code for fixing the car engine problem. The general meaning of the engine code is found online but that is not important thing. You cannot fix the car engine with different meaning. However, you can learn some information about the engine code from the automobile dictionary meaning of the code. The general meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 0 for SAE – Generic. 1 for Transmission. 1 for Low Coolant Circuit and 0 for Transmission Engaged At High Throttle Angle. Read the car engine manual to get real meaning.