2007 Yamaha Apex Factory Service Manual, Page 620Get this manual

2007 Yamaha Apex Factory Service Manual, Page 620

THROTTLE BODIES EAS00916 CHECKING AND ADJUSTING THE THROTTLE POSITION SENSOR NOTE: Before adjusting the throttle position
sensorPositive tester probe blackblue terminal Negative tester probe blue terminal dMeasure the maximum throttle position
sensor resistanceOut of specification Replace the throttle position sensorMaximum throttle position sensor resistance 3.56.5
at 20C (68F) (blue blackblue) eConnect the pocket testerthrottle position sensor1k) to the Positive tester probe yellow terminal