Buell 2004 XB9S, Service Manual

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2004 Buell Lightning: Fuel System 4-23
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ENGINE CRANKS BUT WILL NOT START 4.11
GENERAL
If the starter will not crank engine, the problem is not ignition
related. See Section 5-Electric Starter.
IMPORTANT NOTE
The engine may be started and run when the trouble
codes are received using a jumper wire on Pins 1 and 2
of the data link connector. However, if the jumper wire is
removed with the engine running, the check engine lamp
will continue to flash trouble codes. To stop check engine
lamp from flashing codes, turn engine stop switch OFF.
DIAGNOSTICS
Diagnostic Notes
The reference numbers below correlate with the circled num-
bers on the Test 4.11 flow charts.
1. Connect BREAKOUT BOX (Part No. HD-42682)
between harness and ECM. See
4.6 BREAKOUT BOX .
2. Check battery condition. Perform a voltage test and
recharge if below 12.80 volts. Check battery connections
and perform load test. Replace the battery if necessary.
3. Remove spark plug cable from spark plug.
a. Visually check condition of plug.
b. See Figure 4-18. Attach cable to SPARK PLUG
TESTER (Part No. HD-26792). Clip tester to cylin-
der head bolt.
c. While cranking starter, look for spark. Repeat proce-
dure on other spark plug cable.
1
WARNING
1
WARNING
The gasoline in the fuel supply line downstream of the
fuel pump is under high pressure (49 psi [338 kPa]). To
avoid an uncontrolled discharge or spray of gasoline,
always purge the system of high pressure gas before
servicing the fuel system. Gasoline is extremely flamma-
ble and highly explosive. Inadequate safety precautions
could result in death or serious injury.
4. Purge fuel line of high pressure gasoline. See 4.39 FUEL
PUMP .
Figure 4-18. Spark Plug Tester (Part No. HD-26792)
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