2005 Kawasaki STx-12F Jet Ski Factory Service Manual., Page 83Get this manual
FUEL SYSTEM (DFI) 3-35 Inlet Air Temperature Sensor (Service CodeCharacter-13AIrt)
If the output voltage is out of the pecified, check the ECU for its ground, and power supply (see ECU Power Supply Inspection)If the ground and power supply re good, replace the ECUIf the output voltage is far out of the specified, check the wiring (see next diagram)Remove the needle adapter set, and apply silicone sealant to the seals of the connector for waterproofingS: -1-Seals of ECU Connectors
If the wiring is good, check the sensor resistance
Sensor Re sistance nspectio n
m in Reempoevre ttuhre SeletsorirRtempeaal)t.ure sensor (see Inlet Air ae emov cn Sustptendhtehaet-sensotriv[eA]pionrtaonoantainthrreoafdmd cphointeooilasro tha he sensi ri e