The engine problem may trigger from a sample car engine problem. So, you need to find the cause of the car engine problem and fix the car engine problem faster. The car engine code helps in this case. The car engine P2197 Code is found from the car engine and meaning of the code helps most to fix the car engine properly. Do not try to solve the car engine problem according to wrong meaning of the code. You will get some new problems in the car engine and solving those problems can be more expensive as well as difficult.