The right meaning of the car engine P2500 Code supports to solve the car engine problem. You can use automobile dictionary meaning when the right meaning of the code is not found. The right meaning of the code is manufacturer’s meaning and automobile dictionary meaning gives general information. 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. 5 for Computer And Auxiliary Outputs. 0 for IC Circuit High Voltage and 0 for Transmission Engaged At High Throttle Angle. Fix the car engine by help of an automobile engineer.