Removing The Throttle Body Assembly; Checking The Fuel Injector; Checking The Throttle Body - Yamaha YXR70FX Service Manual

THROTTLE BODY
REMOVING THE THROTTLE BODY
ASSEMBLY
1. Disconnect:
• fuel hose
NOTICE
• Be sure to disconnect the fuel hose by
hand. Do not forcefully disconnect the
hose with tools.
• Although the fuel has been removed from
the fuel tank be careful when disconnect-
ing the fuel hose, since there may be fuel
remaining in it.
TIP:
• To disconnect the fuel hose from the throttle
body, slide the fuel hose connector cover 1
on the end of the hose in direction of the
arrow shown, press the button 2 on either
side of the connector, and then disconnect
the hose.
• Before disconnecting the hose, place a few
rags in the area under where it will be dis-
connected.
EAS00912

CHECKING THE FUEL INJECTOR

1. Check:
• fuel injector
Damage → Replace.
EAS00913

CHECKING THE THROTTLE BODY

1. Check:
• throttle body
Cracks/damage → Replace the throttle
body.
2. Check:
• fuel passages
Obstructions → Clean.
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FI