Yamaha T135SE Service Manual page 224

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Yamaha T135 Service Manual
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CARBURETOR
c. Connect the pocket tester (DC20V) to the
terminals of the throttle position sensor.
Positive (+) pocket tester probe → →
yellow terminal 3 3
Negative (-) pocket tester probe → →
black/blue terminal 2 2
Throttle position sensor input volt-
age
5V at 20 °C
(yellow-black/blue)
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2. Adjust:
9throttle position sensor angle
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a. Connect the digital circuit tester to the throt-
tle position sensor 1.
Positive (+) digital circuit tester probe → →
blue terminal 4 4
Negative (-) digital circuit tester probe → →
yellow terminal 3 3
Digital circuit tester
90890-03174
b. Measure the throttle position sensor voltage.
c. Adjust the throttle position sensor angle so
that the voltage is within the specified range.
Throttle position sensor voltage
0.5 V (blue-yellow)
d. After adjusting the throttle position sensor
angle, tighten the throttle position sensor
screws.
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CARB