Buell 2005 FIREBOLT - Page 338

2005 Buell Firebolt: 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 airbox.
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
Breakout Box Pin 5 (Black) and
Terminal 2 (W/Y wire) of front injector con-
nector [84].
If CODE 32, measure resistance between
Breakout Box Pin 8 (Black) and
Ter minal 2 (GN/GY wire) of rear injector con-
nector [85].
YES
Check for loose or
corroded terminals
in harness. Repair
as necessary.
Replace injector. See
4.43 THROTTLE
BODY.
YES NO NO
Go to Code 23/32
Test (Part 2 of 2)
YES NO
Repair open or
poor connection.
Insert test lamp at connector [84B]
(CODE 23) or at connector [85B] (CODE 32)
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).