The engine code is very important thing and if the right meaning of the code is found, do not try to fix the car engine problem. The engine U1049 Code has several meanings and you need to know appropriate meaning of the engine code. You will find automobile meaning of the engine code but that meaning of the code is not much valuable. The engine U1049 Code has very standard meaning what is related with the car manufacturer and car model. Read the car engine manual to know the accurate meaning of the engine code and you should read the car manual.