2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 310Get this manual
Control system
E 2Measure: APS input voltage Within specification Measure the APS resistanceOut of specification Check the APS circuitMeasurement steps: 1Disconnect the APS coupler 12Push the unlock button, and then measure the input voltage at the APS coupler terminals (wiring harness end)APS input voltage (reference data): Orangered (OR) Blackred (BR) 4.755.25 APS input voltage (reference data): Orangewhite (OW) Blackwhite (BW) 4.755.25 V