2002 Buell X1: Fuel System 4-27
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ENGINE CRANKS BUT WILL NOT START 4.12
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 4.12 flow charts.
1. 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.
2. Remove spark plug cable from spark plug.
a. Visually check condition of plug.
b. See
Figure 4-25. 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.
1WARNING1WARNING
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
removing fuel tank. Gasoline is extremely flammable and
highly explosive. Inadequate safety precautions could
result in death or serious injury.
3. Purge fuel line and remove fuel tank to access fuel injec-
tors. See
4.37 FUEL TANK. Use test lamp as shown in
Figure 4-26.
4. Use HARNESS CONNECTOR TEST KIT (Part No. HD-
41404) gray pin probe and patch cord.
5. Connect BREAKOUT BOX (Part No. HD-42682)
between harness and ECM. See
4.7 BREAKOUT BOX.
6. Use HARNESS CONNECTOR TEST KIT (Part No. HD-
41404) gray pin probe and patch cord.
7. Use HARNESS CONNECTOR TEST KIT (Part No. HD-
41404) black pin probe and patch cord.
Figure 4-25. Spark Plug Tester (Part No. HD-26792)
Figure 4-26. Test Lamp