The general meaning of the car engine P2575 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. 7 for Vehicle Speed Output Circuit. 5 for Park or Neutral Position (PNP) Switch Circuit Engine Torque Signal Circuit. The valves of each cylinder are kept locked using a duo of arms that change the conventional engine’s roller-type rocker arm. The car engine P2575 code is one of these arms what follows the cam profile while the 2nd arm joins to the valves. Solve the car engine as soon as possible.