Buell XB 2010, Service Manual

Page: 545 / 714

6.26 MAIN WIRE HARNESS
GENERAL
The main wire harness runs from the front of the motorcycle
to the tail section.
Always replace plastic tree fasteners when replacing main wire
harness. Remove tree fasteners carefully, do not leave any of
fastener in frame.
REMOVAL
NOTES
• To verify correct installation, make note of wire routing
and cable strap locations before removing main wire har-
ness.
• Main wire harness is removed from rear of vehicle through
fan section of frame.
1. Remove seat.
2. Remove air cleaner assembly. See 4.3 AIR CLEANER
ASSEMBLY .
3. Remove sprocket cover. See 2.36 SPROCKET COVER .
Disconnect negative (-) battery cable first. If positive (+)
cable should contact ground with negative (-) cable con-
nected, the resulting sparks can cause a battery explosion,
which could result in death or serious injury. (00049a)
4. Remove battery.
a. Disconnect battery negative cable (black) from battery
negative (-) terminal.
b. Pull back terminal cover boot on battery positive cable
(red).
c. Disconnect battery positive cable from battery positive
(+) terminal.
NOTE
On Firebolt models it will be necessary to remove tail frame
upper body work. See
2.39 SUBFRAME TAIL ASSEMBLY
AND BODY WORK: FIREBOLT .
5. See Figure 6-91 . Disconnect positive battery cable (1) and
starter solenoid connection [128] (3) from starter.
6. Disconnect vehicle speed sensor [65] (2).
NOTES
• On Firebolt models the rear brake switch connector is
located under the seat in front of the rear break reservoir
hose.
• On Firebolt models the fuse block and relay block are
attached to the fairing support bracket.
7. On Firebolt models, remove the main fuse case located
to the right of the battery towards the left side of the
vehicle.
NOTES
• Reference the correct figure for the vehicle you are servi-
cing:
• Lightning: See Figure 6-100 and Figure 6-93 .
• Firebolt: See Figure 6-99 .
• Ulysses: See Figure 6-94 .
8. Disconnect:
a. Main harness ground [GRD 2].
b. Rear brake light switch connector [121].
c. ECM connectors [10] and [11].
d. BAS (bank angle sensor) connector [134].
e. Right turn signal connector [18].
f. Left turn signal connector [19].
g. License plate lamp connector [45].
h. Tail light connectors [93].
i. Low voltage ground terminals on left side tail section
[GRD 1] and [GRD 3].
j. Interactive exhaust connector [165B], (located under
main wiring harness).
9. Remove fuse block and relay center from support bracket.
10. Remove the rear shock absorber assembly and reservoir.
See 2.23 REAR SHOCK ABSORBER .
11. Remove fan. See 4.11 COOLING FAN .
2
3
1
sm03752
1. Positive battery cable
2. Vehicle speed sensor
3. Starter solenoid
Figure 6-91. Positive Battery Cable (Protective Boot Not
Shown)
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2010 XB Service: Electrical 6-71