Yamaha YZ450FP 2023, Owner'S Service Manual

Page: 71 / 388

CABLE ROUTING DIAGRAM
2-26
1. Ignition coil lead
2. Coolant temperature sensor lead
3. Engine ground lead
4. Cylinder head breather hose
5. Intake air pressure sensor coupler (dark blue,
3-pin)
6. Fuel injector coupler (gray, 2-pin)
7. Intake air temperature sensor coupler (black,
2-pin)
8. Tank rail
9. Air filter case
10.Spark plug cap
11.Cylinder head cover
12.Fuel hose
13.Damper
14.Wire harness
A. Install the terminal so that the lead is posi-
tioned above the vehicle. Connect the black
cover of the ignition coil lead to the black ter-
minal of the ignition coil, and the white cover
to the green terminal.
B. Route the coolant temperature sensor lead,
engine ground lead, and high tension cord
outside the vehicle past the cylinder head
breather hose.
C. Insert the projection of the main harness into
the hole in the frame.
D. 0–20

E. Right side of the vehicle.
F. Insert the spark plug cap all the way into the
cylinder head cover so that there is no clear-
ance between the cap and the cover.
G. Route the starter motor lead along the
damper and clamp it.
H. Place the wire harness on the flat surface on
the upper side of the damper. When doing so,
be careful so that the wire harness does not
contact the engine.
I. Insert the clip portion of the clamp into the air
filter assembly.