The engine P1624 Code is very informative. You can learn many information about your car engine problem from the car engine code. The right meaning of the code gives you right information of the car engine problem. According to your car brand, you should look for the meaning of the car engine code and fix the problem of the car engine. The automobile dictionary meaning of the code is also known as general meaning what is also important thing but you will use this meaning of the code if you do not find the real meaning of the car engine code.