Buell 2007 LIGHTNING Service Manual

2007 Buell Lightning: Fuel System 4-89
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TROUBLE CODE 56 4.29
GENERAL
Cam Sync Failure
This code occurs only when the engine is running if the elec-
tronic control module either receives an intermittent (extra or
missing) signal from the cam position sensor or receives an
unexpected signal. The motorcycle may continue to run, not
run normally or stop running altogether.
DIAGNOSTICS
Diagnostic Notes
The reference numbers below correlate with the circled num-
bers on the Code 56 flow charts.
1. Connect BREAKOUT BOX (Part No. HD-42682) to ECM.
See 4.6 BREAKOUT BOX.
2. Use HARNESS CONNECTOR TEST KIT (Part No. HD-
41404), black pin probes and patch cord.
3. See 4.31 CAM POSITION SENSOR AND ROTOR.
Figure 4-67. Cam Position Sensor
1
1. Timer plate stud (2)
2. Sensor wiring
3. Cam position sensor
2
3
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Buell 2007 LIGHTNING Specifications

General

Year	2007
Manufacturer	Buell
Model	Lightning
Category	Motorcycle
Displacement	1203 cc
Bore x Stroke	88.9 mm x 96.8 mm
Compression Ratio	10.0:1
Fuel System	Electronic fuel injection
Transmission	5-speed
Final Drive	Belt
Rear Suspension	Showa shock absorber
Rear Brakes	Single disc, 1-piston caliper
Engine Type	V-Twin
Ignition	Digital
Front Suspension	Showa inverted fork
Front Brakes	Single disc, 6-piston caliper
Front Tire	120/70 ZR17
Rear Tire	180/55 ZR17
Wheelbase	52.0 inches
Seat Height	30.1 inches
Dry Weight	395 lbs
Fuel Capacity	14.5 liters