The car engine problem can be fixed easily if the problem of the car engine is general or simple. By the wrong meaning of the car engine code, it is not possible to identify the problem and fix the car engine’s issue. The car engine P2155 Code is found by the test of the car engine and you need to know the correct meaning of the code for solving the car engine. The real meaning of the code is found from the car manufacturer and solve the problem from the car engine according to that meaning. Otherwise, new problem may start in the car engine.