Yamaha XV19SW Service Manual page 84

1. Cylinder-#1 intake air pressure sensor
2. Cylinder-#1 intake air pressure sensor hose
3. Air filter case breather hose 1
4. Fuel hose (intake manifold assembly to pressure
regulator)
5. Pressure regulator
6. Air filter case breather hose 2
7. Canister purge hose (for California only)
8. ISC (idle speed control) unit inlet hose
9. Canister (for California only)
10. Fuel tank breather/overflow hose (for California
only)
11. Cylinder-#2 ISC (idle speed control) unit outlet
hose
12. ISC (idle speed control) unit
13. Cylinder-#1 ISC (idle speed control) unit outlet
hose
14. Cylinder-#2 intake air pressure sensor
15. Cylinder-#1 intake air pressure sensor hose
16. Fuel outlet hose
17. Cylinder head breather hose
18. Hose joint cover
19. Throttle position sensor
20. Cylinder-#1 injector coupler
21. Engine temperature sensor coupler
22. Sub-wire harness 2
A. Face the ends of the hose clamp to the left, angled
°
45 rearward.
B. Install the cylinder-#1 intake air pressure sensor
hose onto the throttle body pipe up to the bend in
the pipe, making sure to face the white paint mark
on the hose upward. Face the ends of the hose
clamp forward.
C. Fasten the canister purge hose and the air filter
case breather hose 2 with the hose clamp, making
sure to face the ends of the clamp upward (for
California only).
D. Face the ends of the hose clamp to the left.
E. Fasten the canister purge hose and fuel tank
breather/overflow hose with the holder 70 mm (2.76
in) from the hose joints on the canister (for
California only).
F. Install the cylinder-#2 intake air pressure sensor
hose onto the throttle body pipe up to the bend in
the pipe, making sure to face the white paint mark
on the hose upward. Face the ends of the hose
clamp rearward.
G. Install the canister purge hose onto the throttle
body pipe up to the bend in the pipe, making sure to
face the white paint mark on the hose upward (for
California only).
H. Face the ends of the hose clamp rearward, angled
to the left.
I. Align the white paint marks.
J. Align the yellow paint marks.
K. Route the canister purge hose over the air filter
case joint clamp screw.
2-58
CABLE ROUTING