2008-2010 Kawasaki KFX450R Factory Service Manual, Page 111Get this manual
3-54 FUEL SYSTEM (DFI) Vehicle-down Sensor (Service Code 31)
the vehicle-down RemoveRemoval)Sensor sensor (see Vehicle-down
Do not disconnect the sensor connectorConnect digital meter [A] to the connector [B] with needle adapter set [C]Special ToolNeedle Adapter Set: 57001-1457 Vehicle-down Sensor Output Voltage Connections to Sensor Connector Meter (+) Meter () YG lead [D] BRBK lead [E]