Buell 2007 LIGHTNING Service Manual

4-26 2007 Buell Lightning: Fuel System
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Test 4.11 (Part 1 of 3)
Is fresh gasoline in tank?
YES NO
Fill tank with
fresh gasoline.
Check for trouble codes. See 4.4
CHECKING FOR TROUBLE
CODES. Codes found?
Refer to applicable
trouble code chart.
Start with lowest
code.
YES
Check battery connections.
Check battery voltage. Is voltage
above 12.8 volts?
NO
Recharge
battery.
YES
Does battery pass
load test?
NO
Replace
battery.
YES
Place transmission in neutral. Turn ignition
key switch ON and set engine stop switch to
RUN. Did fuel pump run 2-3 seconds and
check engine lamp illuminate?
NO
No pump response, but light OK.
See 4.13 FUEL PRESSURE TEST.
NO
Pump OK, but no light.
See 4.9 CHECK ENGINE LAMP NOT ILLUMI-
NATED AT KEY ON.
YES
Install Fuel Pressure Gauge. See 4.13 FUEL PRES-
SURE TEST. While cranking engine (for more than
two seconds to ensure proper system operation),
verify that pressure rises to 49-51 PSI (338-352 kPa).
Adequate pressure?
NO
Incorrect pressure. See 4.13
FUEL PRESSURE TEST.
2
2
2
Go to Test 4.11
(Part 2 of 3).
YES
STOP
NO
No pump response or light.
See to 4.12 NO ECM POWER.
NO
Short pump response, light OK.
See 4.27 TROUBLE CODE 44.
NO
Connect Breakout Box. Measure
voltage between connector 10 (BK)
pin 10 (+) and pin 11 (-) Voltage
should be 0.25-2.7 volts (Run
Mode). Is it?
YES
See 4.27 TROUBLE
CODE 44.
NO
1

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