The car engine code has various meanings and the car engine P1650 Code has also several meanings what you do not need to know. You must look for the real meaning and if the real meaning of the code is not found, then you may use the automobile dictionary meaning what can be found easily. Online, you will get the automobile dictionary meaning. The automobile dictionary meaning is also known as general meaning and it is important thing. An automobile engineer knows how to find the real meaning of the code and solve the car engine problem properly as if the problem does not raise again.