Checking The Injector; Checking The Throttle Body; Checking The Pressure Regulator - Yamaha FJR1300R Service Manual

FUEL INJECTION SYSTEM
CAUTION:
The throttle bodies should not be disas-
sembled unnecessarily.

CHECKING THE INJECTOR

1. Check:
• injector
Damage → Replace.

CHECKING THE THROTTLE BODY

1. Check:
• throttle body
Cracks/damage → Replace the throttle
bodies.
2. Check:
• fuel passages
Obstruction → Clean.
M MMM M MMM M
a. Wash the throttle body in a petroleum-
based solvent.
Do not use any caustic carburetor cleaning
solution.
b. Blow out all of passages with compressed
air.
L LLL L LLL L

CHECKING THE PRESSURE REGULATOR

1. Check:
• pressure regulator
Damage → Replace.
7 - 37
FI
M MMM M M MMM M M MMM M M MMM M
L LLL L L LLL L L LLL L L LLL L
MMM
LLL