18.1 Cam on the left side of the carburetor (indicated by an arrow) should move smoothly and gradually press on the throttle position sensor
1. Have an assistant depress the accelerator pedal and check the operation of the sensor coupling mechanism. Check that the cam gradually presses and releases the sensor (18.1).
18.2 On some models, check the stroke of the throttle position sensor lever and check the tightness of the two mounting screws
1. Throttle position sensor
2. On other models, check the stroke of the throttle position sensor lever and check • the tightness of the two mounting screws (18.2).