The diagnosis B1344 Code is related with the engine. For the body problem, the code appears. The code comes for the Heated Backlite Input Circuit Open. It is important to identify the problem and that is why, it is compulsory to identify the model and manufacture of the car. Reading the manual is also important for the technician. The diagnosis B1344 Code has dictionary meaning and you will identify the meaning of each part of the code B1344. The valves of each cylinder are saved locked by a pair of arms that replace the conventional engine’s roller-type rocker arm. B1344 code one of these arms monitors the cam profile while the second arm joins to the valves. Through usual engine operation the two arms are linked by a locking pin.