The engine P0619 Code tells about the engine problem and powertrain of the car engine is faulty. You need to fix the car engine and for that you should fix the car’s powertrain what is located on the car engine. The powertrain problem is not serious problem. Without changing any component, the problem can be fixed. If you do not know how to solve the car engine, you should not try to solve the problem. You need to rely on the expert automobile engineer who knows well the process of solving the car engine. Do not drive the car if the car engine is not ok.