You need to know the meaning of the C1214 Code if you want to fix a car engine problem. The code is a short description of the car engine problem and if the automobile engineer does not get the genuine meaning of the code. It is difficult to solve the car engine problem according to the automobile meaning. There are 2 types of cylinder deactivation method used and it is depending on the type of engine. The C1214 code for the pushrod plan which uses solenoids to variation the oil compression brought to the lifters. The lifters are incapable to lift their companion pushrods under the valve rocker arms, so in valves that cannot be activated and closed.