Installing The Throttle Body - Yamaha YFM70RY Service Manual

Digital circuit tester
90890-03174
Model 88 Multimeter with ta-
chometer
YU-A1927
2
B/L
c. Measure the throttle position sensor voltage.
d. Adjust the throttle position sensor angle so
that the voltage is within the specified range.
Throttle position sensor voltage
0.63–0.73 V (yellow–black/blue)
e. After adjusting the throttle position sensor an-
gle, tighten the throttle position sensor
screws "3".
3
L LLL L LLL L L LLL L
EAS1S3L044

INSTALLING THE THROTTLE BODY

1. Install:
• Throttle body assembly
TIP
Align the projection "a" on the throttle body with
the slot "b" in the throttle body joint.
1
L
Y
L LLL L L LLL L L LLL L
2. Install:
• Throttle cable
3. Adjust:
• Throttle lever free play
Refer to "ADJUSTING THE THROTTLE LE-
VER FREE PLAY" on page 3-7.
4. Adjust:
• Engine idling speed
Refer to "ADJUSTING THE ENGINE IDLING
SPEED" on page 3-6.
5. Check:
• Throttle position sensor
Refer to "ADJUSTING THE THROTTLE PO-
SITION SENSOR" on page 7-7.
LLL
7-8
THROTTLE BODY
a
b