US Patent:
20130282230, Oct 24, 2013
Inventors:
Roger C. Sager - Munith MI, US
Joshua P. Macchiavello - Northville MI, US
Paul J. Gregor - Dexter MI, US
Christopher G. Hadre - LaSalle, CA
Thomas H. Pruett - Westland MI, US
Assignee:
CHRYSLER GROUP LLC - Auburn Hills MI
International Classification:
G01M 15/09
Abstract:
A method for testing the evaporative emission system of a vehicle. The method provides for testing the evaporative emission system of a vehicle having a forced induction engine. The method includes controlling a vacuum bypass valve and a purge flow control valve to create the necessary conditions to perform the testing of the evaporative emission system.