The B1947 Code has the basic meaning and it is the dictionary meaning. The dictionary meaning of the code is necessary to know but if you do not get the real meaning of the code, it is difficult to solve the problem from the engine. The major multi-displacement method turned off the differing pairs of cylinders, allowing the engine to have 3 dissimilar configurations and movements. The B1947 code had an intricate diagnostics process, including showing engine distress codes on the air conditioning display. However, the method was troublesome, misinterpreted by customers, and a rash of erratic failures led to the technology being retired.