Yamaha MX-800, Service Manual

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FUEL
FUEL INJECTORS AND INTAKE MANIFOLD
REMOVING THE FUEL INJECTORS
The following procedure applies to all of the fuel injectors
and related components.
1.
Remove:
• Air filter case
(Refer to “AIR FILTER” on page 3-3)
• ECU and rectifier/regulator
(Refer to “ECU, RECTIFIER/REGULATOR, AND
FUSES” on page 3-8)
• Low-pressure fuel pump
(Refer to “FUEL PUMPS” on page 4-1)
• Oil cooler
(Refer to “OIL COOLER” on page 3-5)
• Fan case and fan
(Refer to “CASE AND FAN” on page 3-11)
• Throttle body assembly
(Refer to “THROTTLE BODY ASSEMBLY” on page
4-6)
• Ignition coil
(Refer to “IGNITION COILS” on page 3-10)
2.
Remove:
• Hose clamp (Clic-R)
(Refer to “REMOVING THE OIL COOLER” on page
3-6)
• Fuel injector pipe 1 “1”
• Fuel injector pipe 2 “2”
3.
Disconnect:
• Fuel injector lead coupler
TIP
Slide the coupler cover “a” upward as shown in the illustra-
tion, and remove the coupler.
1
2
a a
a