You need to find the meaning of the car engine P2454 Code and the collect the meaning of the code from the car manufacturer. However, the right meaning of the car engine code is the right solution. If you want to fix the car engine properly, you need to use the right meaning of the car engine code. Do not use any other meaning of the code and do not appoint any unskilled automobile engineer. If you want to fix the car engine and you are enough skill in this profession, you must try if you have all necessary tools and machines to do this.