The dictionary meaning of the B2319 Code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 2 for MFG – Manufacturer Specific. 3 for IC Module 4X Ref Circuit Intermittent, No Pulses. 1 for Low Coolant Circuit and 9 for Kick-Down Switch Failed Short. There are 2 main types of cylinder deffusion used today, dependent on the type of engine. The B2319 code for the pushrod project which uses solenoids to modify the oil pressure delivered to the lifters. In their collapsed state, the lifters are powerless to elevate their companion pushrods under the valve rocker arms, resultant in valves that cannot be activated and remained closed.