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THROTTLE POSITION SENSOR SYSTEM
2
1
1
2
b a
3. Inspect:
Throttle position sensor coil variable
G
resistance
Check that the resistance in increased
as the throttle grip is moved from the
full close position to the full open posi-
tion.
Out of specification → Replace.
Tester (+) lead → Yellow lead 1
Tester (–) lead → Black lead 2
Throttle position sen-
sor coil variable
resistance
Full closed Full opened
Zero ~ 3 kΩ
at 20 ˚C
(68 ˚F)
THROTTLE POSITION SENSOR
REPLACEMENT AND ADJUSTMENT
1. Remove:
Throttle position sensor coupler
G
Screw (throttle position sensor) 1
G
Throttle position sensor 2
G
NOTE:
Loosen the screws (throttle position sensor)
using the T25 bit.
2. Replace:
Throttle position sensor
G
3. Install:
Throttle position sensor 1
G
Screw (throttle position sensor) 2
G
NOTE:
Align the slot a in the throttle position sen-
G
sor with the projection b on the carburetor.
Temporarily tighten the screws (throttle posi-
G
tion sensor).
6 - 9
–
ELEC
Tester
selector
position
4 ~ 6 kΩ at
kΩ × 1
20 ˚C
(68 ˚F)
+
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