Buell 2002 S3T - Page 240

2002 Buell S3T: Fuel System 4-25
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Test 4.11
Turn ignition key switch OFF. Disconnect
black ECM connector [10]. Turn ignition key
switch ON. Check engine lamp
should be OFF. Is it?
YES
NO
1
Disconnect instrument connector [39].
Remove BK/Y wire from connector [39A].
Reconnect [39]. Check engine lamp ON?
YES NO
Check engine lamp
function OK. Check for
trouble codes. See 4.4
CHECKING FOR
TROUBLE CODES.
With ignition key switch OFF, reconnect
black ECM connector [10]. With ignition key
switch ON, verify that there is
NOT a 4 second lamp OFF period.
Is there a lamp OFF period?
YES NO
Repair short to ground
on BK/Y wire between
connector [39] and
connector [10].
Repair short to ground
on BK/Y wire between
connector [39] and
lamp in tachometer.
Replace ECM. See
4.29 ELECTRONIC
CONTROL MODULE.
7150
7160
7165