4-22 FUEL SYSTEM
THROTTLE POSITION SENSOR POSITIONING
Install the throttle position sensor as described below.
• Measure the resistance Ω
1
between the throttle position sen-
sor terminals as shown.
' Throttle position sensor resistance
ΩΩ
ΩΩ
Ω
1
: Approx. 5 k
ΩΩ
ΩΩ
Ω
• Measure the resistance Ω
2
between the throttle position sen-
sor terminals as shown.
• Fully open the throttle valve with the throttle lever.
• Position the throttle position sensor until resistance Ω
2
is 3.09
– 4.63 kΩ.
• When the resistance Ω
2
is within specification, tighten the
throttle position sensor mounting screws.
' Throttle position sensor resistance
ΩΩ
ΩΩ
Ω
2
:
3.09 – 4.63 k
ΩΩ
ΩΩ
Ω
REMOUNTING
Remount the carburetor assembly in the reverse order of removal.
Pay attention to the following points.
CARBURETOR CLAMPS
Position the carburetor clamps as shown.
#1 #2 #3 #4
#1 #2 #3 #4
Carburetor clamp position (air cleaner side)
Carburetor clamp position (engine side)
L. H
R. H