2007 Buell Lightning: Electrical 7-63
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HORN 7.21
REMOVAL
1. Remove seat. See 2.44 SEAT.
1WARNING1WARNING
To prevent accidental vehicle start-up, which could
cause death or serious injury, disconnect negative (-)
battery cable before proceeding. (00048a)
2. Disconnect negative battery cable.
3. Remove windscreen. See 2.43 WINDSCREEN.
4. See Figure 7-79. Remove fastener (3).
5. Remove horn (1) from fairing support bracket (4).
6. See Figure 7-80. Detach Y/BK power wire and BK
ground wire from terminal clips on horn.
INSTALLATION
1. See Figure 7-80. Connect Y/BK power wire and BK
ground wire to terminal clips on horn.
2. See Figure 7-79. Attach horn (1) to fairing support
bracket (4) using fastener (3). Tighten to 72-96 in-lbs
(8.1-10.8 Nm).
3. Install negative battery cable.
4. Check horn operation. If horn does not sound or fails to
function satisfactorily, see TROUBLESHOOTING.
a. Turn ignition key switch ON.
b. Press horn switch to activate horn.
c. Turn ignition key switch OFF.
5. Install windscreen. See 2.43 WINDSCREEN.
1WARNING1WARNING
After installing seat, pull upward on front of seat to be
sure it is in locked position. While riding, a loose seat can
shift causing loss of control, which could result in death
or serious injury. (00070a)
6. Install seat. See 2.44 SEAT.
Figure 7-79. Horn Assembly
Figure 7-80. Horn Wiring
1. Horn
2. Horn connectors [122]
3. Horn fastener
4. Support bracket
12157a
1
4
2
3
2
8
7
6
5
4
3
1
2
1
21
b1105x7x
Left Handlebar Switch
Horn
Clutch Switch
Left Handlebar Switch
Y/BK
To low beam
BE/W
Y/BK
V/BN
Light power
High beam
Horn
From flasher
Left turn
Right turn
Horn power
To interlock circuit
To ground
Y
W
Y
V
O
V
O
BN
BN
BE BE
BK
TN/LTGN
W
[24A]
[24B]
[122A] [122B]
[95A] [95B]
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