Suzuki GSX-R1000K5 Service Manual page 267

5-10 FUEL SYSTEM AND THROTTLE BODY
• Be sure to connect the wires to the proper terminals.
A ............... + terminal for fuel pump
B ............... + terminal for fuel level gauge
• Install a new O-ring and apply SUZUKI SUPER GREASE "A"
to it.
 99000-25030: SUZUKI SUPER GREASE "A" (USA)
99000-25010: SUZUKI SUPER GREASE "A" (Others)

The O-ring must be replaced with a new one to prevent
fuel leakage.