You need to know the meaning of the B1328 Code for solving the problem of the engine problem. For the fault engine, the code comes from the engine at the diagnosis time. The code shows that the problem of the engine started from the body of the engine. The unique multi-displacement system turned off conflicting pairs of cylinders, allowing the engine to have three different configurations and displacements. B1328 code had a sumptuous diagnostics procedure, including showing engine trouble codes on the air conditioning display. But, the system was difficult, misinterpreted by customers, and a hasty of failures led to the technology being rapidly discharged.