Yamaha UMAX Service Manual page 127

Test harness– TPS (3P)
90890-03204
Test harness– TPS (3P)
YU-03204
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with ta-
chometer
YU-A1927
• Positive tester probe
blue (wire harness color)
• Negative tester probe
orange (wire harness color)
c. Turn the main switch to "ON".
d. Measure the throttle position sensor volt-
age when the accelerator pedal is fully
pressed and when the pedal is released.
e. Adjust the throttle position sensor angle so
that the voltage is within the specified
range.
Throttle position sensor output
voltage
When accelerator pedal is re-
leased
0 V
When accelerator pedal is fully
pressed
3.9–5.0 V
f. After adjusting the throttle position sensor
angle, tighten the throttle position sensor
screws "2".
Throttle position sensor screw
3.6 N·m (0.36 kgf·m, 2.7 lb·ft)
1
2
2
4-28
PEDAL ASSEMBLY