gtx rpm problem is sea

Hello, Ive got the GTX 260 iS LTD 2010 and I just finished the 10h maintenant and reset it via Candoo, but I still can get my watercraft to get above 6100 RPM (even in sport mode) and Im getting the engine check light every time I reach the 6000 mark. PS : fault code PO106 "intake pressure...