The B1948 Code is an important thing and it is necessary to solve the problem if you drive the car safely. There are presently 2 main sorts of cylinder deactivation used now, dependent on the sort of the engine. The B1948 code for the pushrod style which uses solenoids to change the oil compression transported to the lifters. In their collapsed state, the lifters are incapable to raise their companion pushrods under the valve rocker arms, subsequent in valves that cannot be activated and remain shut. You need to solve the problem by the experts of the automobile engineer. You can check dictionary meaning.