Yamaha WR450F Owner's Service Manual page 89

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1. Cable guide
2. Speed sensor lead
3. Joint coupler
4. Ground lead
5. Throttle position sensor lead
6. Throttle position sensor coupler
7. Radiator breather hose
8. Radiator hose
9. Fuel hose
10. Coolant temperature sensor coupler
11. Radiator fan motor lead
12. Intake air pressure sensor coupler
13. Intake air temperature sensor coupler
14. Start switch coupler
15. Radiator fan motor coupler
16. Clutch switch coupler
17. Air filter case
18. Plate
19. Bracket
20. Radiator hose clamp
A. Pass the wire harness under the start switch lead
and clutch switch lead.
B. Insert and fix the joint coupler to the plate. After
fixing it, attach the cover.
C. Pass the throttle position sensor lead to the out-
side of the tension arm (the outside of the vehi-
cle).
D. After connecting the throttle position sensor cou-
pler, attach the cover.
E. Pass the radiator breather hose to the outside of
the tension arm and the throttle position sensor
lead (the outside of the vehicle), and to the front
of the radiator hose (the side of the vehicle).
F. Attach the coupler cover to the coolant tempera-
ture sensor coupler.
G. Pass the radiator fan motor lead to the inside of
the tension arm (the side of the vehicle).
H. Install the ground lead terminal between the plate
and the bolt.
I. Fix the ground lead terminal to the detent in the
plate. For the ground lead terminal, either side
will do.
J. Detent
K. Route the radiator breather hose between the
frame and the radiator fan motor lead coupler so
that the breather hose is not pinched.
L. Install the radiator hose clamp with the locking
portion facing the front of the vehicle and tighten
the screw from the right side of the vehicle.
M. Install the radiator hose with the positioning mark
facing the rear of the vehicle.
CABLE ROUTING DIAGRAM
2-38

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