The engine P2479 Code defines the problem of the car engine. Get the car engine’s meaning from the right source like car manufacturer. However, if you do not know the process of solving the car engine do not try to solve the car engine. However, you can use automobile dictionary meaning when it is necessary and 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. 4 for Transmission. 7 for Vehicle Speed Output Circuit and 9 for Kick-Down Switch Failed Short. Fix the car engine problem properly.