The B1619 Code is not available in other places except the car engine. This code is found in many manufacturer and models of car. The dictionary meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 1 for MFG – Manufacturer Specific. 6 for Vehicle Speed Control and Idle Control System. 1 for Low Coolant Circuit and 9 for Kick-Down Switch Failed Short. Deactivation method of cylinders is obtained by releasing a synchronizer pin that normally interlocks the cam follower and rocker arms. The B1619 code resolves the synchronizer pin is free using hydraulic compression which is measured by a dedicated solenoid.