The general meaning of the engine P0219 Code is helpful thing but you can learn the general meaning of the code for solving the car engine problem. The automobile meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 0 for SAE – Generic. 2 for Accelerator Pedal Position (APP) Sensor 1 Performance. 1 for Low Coolant Circuit. 9 for Kick-Down Switch Failed Short. The valves of each cylinder are kept closed using a pair of arms that replace the conventional engine’s roller-type rocker arm. The engine P0219 code is one of the arms what follows the cam profile while the next arm joins to the valves.