The B1326 Code is related with the defective engine. Do not drive the car with this problem. You need to get the correct meaning of the code. Otherwise, it is not possible to solve the problem. Read the manual of the model and manufacturer of the car for solving the problem of the engine. The valves of each cylinder are locked by a pair of arms that swap the conservative engine’s roller-type rocker arm. The B1326 code is one of these arms what follows the cam profile while the 2nd arm attaches to the valves. Through normal engine operation the 2 arms are combined by a locking pin.