Yamaha XT660R Service Manual page 374

THROTTLE BODY ASSEMBLY
B/L Y L
Throttle position sensor resis-
tance
0 ~ 5 ± 1.0 kΩ at 20 °C (68 °F)
(yellow — black/blue)
L LLL L LLL L L LLL
2. Adjust:
• throttle position sensor angle
M MMM M MMM M M MMM
a. Connecting the throttle position sensor cou-
pler to the wire harness.
b. Connect the digital circuit tester to the throt-
tle position sensor.
Positive tester probe →
Negative tester probe →
Digital circuit tester
90890-03174
c. Measure the throttle position sensor volt-
age.
d. Adjust the throttle position sensor angle so
the measured 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
angle, tighten the throttle position sensor
screws.
L LLL L LLL L L LLL
7 - 31
FI
L L LLL L L LLL L
M M MMM M M MMM M
yellow terminal 1
black/blue terminal 2
L L LLL L L LLL L
L LLL L LLL
M MMM M MMM
L LLL L LLL