The engine C1699 Code lets know about the car engine problem and an automobile engineer knows how to solve the car engine problem. Right meaning of the code is required for solving the car engine problem. As the all car engines, this car engine method works particularly advanced hydraulic lifters which is known as switching roller followers for the engine C1699 code intake and deplete valves. The lifters can be distorted by disengaging an inner locking pin. The locking pin is disengaged by means of solenoids to alter oil burden fed into the lifter. Do not drive the car if the engine problem is not solved.