The B1576 Code is connected with the engine and for the body problem of the engine the code has B letter. The meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 1 for MFG – Manufacturer Specific. 5 for Computer and Auxiliary Outputs. 7 for Vehicle Speed Output Circuit. 6 for Cruise Control System – Vehicle Accel Too High. The valves of each cylinder are kept closed using a pair of arms that substitute the conservative engine’s roller-type rocker arm. The B1576 code is one of these arms follows the cam profile while the 2 arm joins to the valves. In normal engine operation, the 2 arms are linked by a locking pin.