My 2005 197tt had similar problem this year then went completely dead while at Dale Hollow. It was the distributer mounted ing. module. Dale Hollow Marine had me back on the water within 2 hours.
Belleville Lake Waterski Club public lake with nice slalom course in semi-secluded ski area. Located off Rawsonville exit south of I-94. Web site currently down. contact me Jim 734-301-8379 for more info