Buell XB9R 2003, Service Manual, Page: 316 / 566

2003 Buell XB9R: Fuel System 4-19
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Test 4.9
Set engine stop switch to OFF.
Disconnect ECM connector [10] and
connect Breakout Box.
Turn ignition key switch ON. Jumper
Breakout Box (BK) Pin 7 to ground.
Check engine lamp should be ON. Is it?
Turn ignition key switch ON. Set engine stop
switch to RUN. Does the engine start?
YES NO
1
Did check engine lamp and no start
conditions occur simultaneously?
YES
No ECM power.
Refer to 4.12 NO
ECM POWER .
NO
Refer to 4.11 ENGINE
CRANKS BUT WILL
NOT START for no start
condition and then return
to 4.9 CHECK ENGINE
LAMP NOT ILLUMI-
NATED AT KEY ON to
resolve no engine
check lamp.
YES NO
Disconnect instruments connector [39].
Remove BK/Y wire from connector [39] and
ground it. Reconnect connector [39].
Check engine lamp ON?
YES
Repair open or
short to voltage on
BK/Y wire between
connector [39] and
connector [10B].
NO
Repair open on O
wire that feeds bulb
or open on wire
from bulb to con-
nector [39].
2
3
Replace ECM. See
4.29 ELECTRONIC
CONTROL MODULE .
7130
7140 7145