2011 gti 155 ltd Long beep and ck engine light when in sports mode

[camiezone]

Hey, all is fine when putting around, but as soon as i go into sportsmode, a loud beep sounds and check enigine light comes on. Has no impact on speed and continues to run great at 55 mph.
my coolant was vey low and with full tank.
Just bought the seadoo and it as 10 hrs of use.

any input??