Fix the car engine by the meaning of the car engine P2508 Code. This engine code is found from the car engine after the car engine is tested. You can use automobile dictionary meaning of the code if the right meaning of the code is not found. The general meaning of the car engine 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 8 for PCM Stack Overrun. Do not use wrong meaning for solving the car engine.