2003-2005 Kawasaki JetSki Ultra-150 Factory Service Manual, Page 252Get this manual
ELECTRICAL SYSTEM 14-51 Sensors
Inlet Air Temperature Sensor Inspection
temperature sensor Remove the inlet air [A] in container of waterSuspend the sensor Suspend an accurate thermometer [B] in the water
The sensor and thermometer must not touch the container side or bottomthe container over of heat and gradually Placethe temperature of thesourcewhile stirring the water raise water