| http://www.w3.org/ns/prov#value | - In step 3, thecurrent manifold pressure before the mode transition is determined using the following equation if mass charge is known:where P.sub.m.sup.t is the manifold pressure before the mode transition, m.sub.c is total mass charge and the parameters a,b are determine based on engine operating conditions, including current cam timing (VCT), engine speed, and manifoldtemperature.
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