4-52
2002 Buell X1: Fuel System
HOME
Code 13 Test (Part 2 of 3)
NO.
0.0-0.4 volts.
NO.
0.6-1.0 volts.
NO.
Slow or no change.
Check continuity
between Pin 4 [11]
(gray) and [137]
(V/GY). Continuity
present?
Replace O2
sensor. See
4.32 OXYGEN
SENSOR
.
YES
Repair open
on V/GY wire.
NO
Perform
4.14 FUEL
PRESSURE TEST
.
Pressure too high?
NO
Perform
4.14 FUEL
PRESSURE TEST
.
Pressure too low?
YES
Check for
injectors stuck
open. See
4.22
TROUBLE CODES
23 AND 32.
Retest.
Continued from
Code 13 Test (Part 1 of 3)
.
Turn ignition OFF and reconnect O2 sensor. Turn ignition ON
and start engine. Allow engine to reach operating temperature.
Does voltage quickly flunctuate between 0.4-0.6 volts?
NO
YES
Check for restricted
fuel filter or fuel line.
Restriction
present?
NO
Check for air leaks
at induction
module. Air leak
present?
YES
Replace fuel line
or filter.
NO
Fuel injectors may be
dirty. See
Fuel Injectors -
Removal
under
4.41
THROTTLE BODY AND
INTAKE MANIFOLD.
YES
Repair.
Go to
Code 13 Test
(Part 3 of 3).
STOP
YES
Repair low pres-
sure problem. See
4.14 FUEL PRES-
SURE TEST.
Replace fuel pump.
See
4.40 FUEL
PUMP
.
7661
7664
7666
7663
7667
7668
7662
Clear codes and confirm proper
operation with no check engine
lamp.
Summary of Contents for 2002 X1
Page 2: ......
Page 12: ...1 10 2002 Buell X1 Maintenance HOME NOTES ...
Page 131: ...2 84 2002 Buell X1 Chassis HOME NOTES ...
Page 162: ...3 30 2002 Buell X1 Engine HOME NOTES ...
Page 194: ...3 62 2002 Buell X1 Engine HOME NOTES ...
Page 198: ...4 2 2002 Buell X1 Fuel System HOME NOTES ...
Page 314: ...4 118 2002 Buell X1 Fuel System HOME NOTES ...
Page 325: ...5 10 2002 Buell X1 Electric Starter HOME NOTES ...
Page 335: ...5 20 2002 Buell X1 Electric Starter HOME NOTES ...