Buell 2006LIGHTNING MODELS, Service Manual, Page: 461 / 638

2006 Buell Lightning: Fuel System 4-119
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7. Remove assembly from motorcycle.
a. See Figure 4-107. On primary side, loosen but do
not remove the two front and rear intake flange fas-
teners (2).
b. Remove fastener (1) holding manifold to engine
mount.
c. See Figure 4-108. On gearcase cover side, remove
both intake flange fasteners from cylinder heads.
d. Slide the throttle body assembly through top of bike
frame.
8. See Figure 4-105. Remove intake flanges (14) from
manifold. Remove and discard seals (15).
REPAIR
Throttle Position Sensor
See 4.37 THROTTLE POSITION SENSOR for removal,
installation and calibration information.
Fuel Injectors
1. Remove throttle body. See REMOVAL in this section.
2. Separate fuel rail assembly from throttle body.
a. See Figure 4-109. Remove both injector clips (4).
b. Remove fuel rail fasteners (1, 6) that hold the fuel
rail to the throttle body and manifold.
c. Separate fuel rail from injectors (2, 5) by gently rock-
ing the fuel rail and pulling it away from the injectors.
3. Remove fuel injectors (2, 5) from manifold by gently rock-
ing and pulling it away from the manifold.
NOTE
Front and rear fuel injectors are not interchangeable.
Figure 4-106. Throttle Cable Bracket (Typical)
Figure 4-107. Intake Manifold (primary side)
10645
2
4
5
6
1
3
1. EVAP hose fitting
2. Throttle control cable attachment
3. Idle control cable attachment
4. Throttle control cable slot
5. Idle control cable slot
6. Idle adjuster cable
1. Manifold to engine mount fastener
2. Intake flange fastener (2)
2
1
8750a