Getting the real meaning of the engine C1772 Code is found from the car manufacturer. You will get same engine code in different car engines and meanings are not same thing. Those various car manufacturer have set different meanings for the engine code. You must not use any meaning except the correct one. The general meaning of the engine code is found from the manual of the car engine. An automobile knows how to find the right meaning of the engine code. Do not follow general meaning of the engine code, it may take you to dipper problem. Fix the engine quick for driving safely.