Yamaha YZ450FX 2021 Owner's Service Manual page 71

1. Positive battery lead
2. Fuel pump lead
3. Diode
4. Wire harness
5. Main relay (red tape)
6. Joint coupler
7. Radiator fan motor relay
8. Starter relay coupler
9. Starter relay
10.Starter motor lead
11.Resistor
12.Negative battery lead
13.Cross member
A. Connect the positive battery lead and starter
relay terminal.
B. Install the clamp (wire harness) to the hole of
the battery bracket.
C. After connecting the negative battery coupler,
position to the right side of the starter relay.
D. The position of the starter motor lead and
negative battery lead does not matter.
E. Pass the negative battery lead through lower
side of the cross member.
F. After connecting the positive battery lead in
the direction shown in the illustration, put the
cover over it.
G. Pass the positive battery lead through the
lower side of the cross member.
CABLE ROUTING DIAGRAM
2-26