I would check the PCV hose going into the top of the rear of the engine. Make sure that hose did not come off. I have had mine come off on my bike. If the hose is cracked or stretched out it can come off. It is behind the rear cylinder on the top of the engine over the trans.
Buckeye, Arizona(USA) 2011 Victory Cross Roads, Black police bag guards, black engine guards, black handle bars, Triumph Tiger mirrors, Triumph hand grips, set speedo/tach back 5" , adjustable timing wheel, Lloyzz Fuel Programmer III & air filter. Modified exhaust, made stock into 2 into 1. MRA windshield, Rotated front fender forward,relocated ignition switch, Bad Ace Fuel Tank Risers, Fat front tire.