4-16 2006 Buell Lightning: Fuel System
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Diagnostic Check (Part 2 of 2)
Continued from Diagnostic Check (Part 1 of 2).
Remove ECM connectors [10B] (BK) and [11B]
(GY). Check for continuity to ground at data link
connector [91A] Terminals 1, 3 and 4. Continu-
ity to ground?
Test the four data link connector terminals against
their ECM connector pins for continuity.
Continuity present in all four circumstances?
DATA LINK TERMINAL ECM TERMINAL
Pin Wire Color Pin Connector
1 Lt. GN/R 11 [11B]
2BK11[10B]
3 V/R 12 [11B]
4GY1[10B]
NO
Repair short
to ground.
YES
YES
Inspect terminals
for damage or repair
opens as necessary.
NO
2
2
Replace ECM. See
4.30 ELECTRONIC
CONTROL MODULE.
7115
7120
3
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