Buell 2007 LIGHTNING Service Manual

2007 Buell Lightning: Fuel System 4-69
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Code 23/32 Test (Part 1 of 2)
Is connector connected at the injector?
YES NO
Reconnect and
install air cleaner
assembly.
YES
Disconnect and attach Fuel Injector Test
Lamp. Crank engine. Does lamp flash?
1
Measure resistance of the suspect injector.
Resistance across terminals should be
12.25 ohms? Is it?
Check Terminal 1 (GY wire) on injector
connector to ground. Should be
equivalent to battery voltage after key ON.
Is it?
NO
Attach Breakout Box (HD-42682) to ECM.
If CODE 23, measure resistance between
ECM Pin 5 of [10] (W/Y wire) and
Terminal 2 of front injector connector [84].
If CODE 32, measure resistance between
ECM Pin 8 of [10] (GN/GY wire) and
Terminal 2 of rear injector connector [85].
Is resistance less than 0.5 ohm?
YES
Check for loose or
corroded terminals
in harness. Repair
as necessary.
Replace injector. See
4.42 THROTTLE
BODY.
YES NO NO
Go to Code 23/32
Test (Part 2 of 2)
YES NO
Repair open or
poor connection.
Using Breakout Box, check with test lamp
between ECM [10] Pin 5 (CODE 23) or
ECM [10] Pin 8 (CODE 32) and ECM [10]
Pin 1. Does light flash when cranked?
YES NO
Recheck connections.
Perform 4.7 WIGGLE TEST.
Repair as necessary.
2
2
4
STOP
Replace ECM. See 4.30
ELECTRONIC CONTROL
MODULE.
3
1
Clear codes and confirm proper operation with no
check engine lamp. Codes can be cleared using
DIGITAL TECHNICIAN (Part No. HD-44750).

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