MY KIDS GOT THIS BOAT FOR THEIR GOOD GRADES.FIRST THE BLACK BOX THAT DRIVES THE IGNITION COIL WAS BAD ,IT WAS REPLACED AND THE BOAT WORK FOR ONE DAY .IT REFUSED TO START THE NEXT DAY,BATTERY DIED AFTER TRYING TO START ON SECOND TIME THE KEY WAS TURNED .AFTER RECHARGING THE BATTERY IT STILL REFUSED TO START.LOOKS LIKE A SMALL VOLTAGE IS GOING INTO THE IGNITION COIL FROM THE BLACK BOX ,BUT CANNOT BE MEASURED WITH A DVM.ANY WHERE I CAN GET A SERVICE / REPAIR MANUAL EVEN ON LINE . I WOULD RELLY LIKE TO TAKE MY KIDS OUT AGAIN ON THE H2O BUT I AM ON A TIGHT BUDGET.I AM PRETTY GOOD AT FIXING THINGS MYSELF.