2004-2005 Kawasaki STX-15F Jet Ski Factory Service Manual., Page 94Get this manual

3-46 FUEL SYSTEM (DFI) Vehicle-down Sensor (Service CodeCharacter-31dOS)
ne st Turmothe ighneitionneewliechadaFpFt.er set, and apply silicone Re sealant to the seald of the connector for waterproofings
S: -1-S Vehicle-down Sensor Connector

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives