Buell 2002 X1 Handbook page 253

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Code 14 Test (Part 2 of 2)
YES
Replace ET sensor (4.32
OXYGEN SENSOR),
clear codes if Scana-
lyzer is available and
road test.
Did check engine lamp
come on and set only
CODE 14?
YES
Install original ET sensor,
replace ECM (4.29 ELEC-
TRONIC CONTROL MODULE)
and road test.
7665
At some point in the flow chart you may be instructed
to jump directly to the box marked by an asterisk. Dis-
regard the asterisk (but not the instruction box) if your
normal progression through the chart brings you to
this location.
Clear codes and confirm proper
operation with no check engine
lamp.
2002 Buell X1: Fuel System
Continued from Code 14 Test (Part 1 of
1 Connect ECM to Breakout Box. With DVOM or
Scanalyzer (Wiggle Test Mode) still connected,
check for intermittents by performing
TEST. Intermittents present?
YES
While wiggling harness to locate source of
intermittents, perform the steps under
14 Test (Part 1 of 2)
Bold Asterisks. Repair as necessary.
NO
Less than
4.7 volts
With ET sensor disconnected, dis-
connect ECM connector [11]. Mea-
sure resistance between ECM
Pin 9 of [11] and Pin 2 of [10].
Is resistance less than 1 ohm?
NO YES
System OK. Repair short to
ground on
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PK/Y wire.
2).
4.8 WIGGLE
Disconnect ET sensor connector. Turn igni-
Code tion switch ON. Using a DVOM, measure the
marked by voltage between ECM Pin 9 of [11] and Pin
Is voltage approximately 5 volts?
7660
Unplug ECM leaving Breakout Box
connected at vehicle harness.
Measure voltage between ECM
Pin 9 of [11] and Pin 2 of [10] on
NO
Replace ECM. See
4.29 ELECTRONIC
CONTROL MODULE.
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NO
2 of [10] on Breakout Box.
NO
Greater than
5.3 volts.
Breakout Box.
Is the voltage 0 volts?
YES NO
Replace ECM. See
4.29 ELECTRONIC
CONTROL MODULE.
7685
Examine ET signal wire
(PK/Y) for short to 12
volts and repair.
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