Yamaha YZF-R6T Supplementary Service Manual page 469

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THROTTLE BODIES
Increase the vacuum pressure !
Fuel pressure is decreased
Decrease the vacuum pressure !
Fuel pressure is increased
Faulty ! Replace the pressure regulator.
EAS00916
CHECKING AND
THROTTLE POSITION SENSOR
NOTE:
Before adjusting the throttle position sensor, the
engine idling speed should be properly ad-
justed.
1. Check:
S throttle position sensor
a. Disconnect the throttle position sensor cou-
pler.
b. Remove the throttle position sensor from the
throttle body.
c. Connect the pocket tester (Ω
throttle position sensor.
Positive tester probe ! blue terminal 1
Negative tester probe ! black terminal 2
d. Measure the maximum throttle position sen-
sor resistance.
Out of specification ! Replace the throttle
position sensor.
Maximum throttle position
sensor resistance
3.5 X 6.5 kΩ at 20_C (68_F)
(blue - black)
e. Connect the pocket tester (Ω
throttle position sensor.
Positive tester probe ! yellow terminal 3
Negative tester probe ! black terminal 2
7-33
FI
ADJUSTING THE
1k) to the
1k) to the