2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 302Get this manual
Control system
E 2Measure: Intake air temperature sensor input voltage Within specification Measure the intake air temperature sensor resistanceOut of specification Check the wiring harnessMeasurement steps: 1Disconnect the intake air temperature sensor coupler 12Push the unlock button, and then measure the input voltage at the intake air temperature sensor coupler (wiring harness end)Intake air temperature sensor input voltage (reference data): Blackred (BR) Blackorange (BO) 4.755.25 V