Buell 2008 XB SERIES Electrical Diagnostics Manual page 183

Side Stand Sensor Low: DTC P1501 (45); Side Stand Sensor High: DTC P1502 (45); Side
Stand Sensor Down at Vehicle Speed: DTC P1503 (45) (Part 2 of 3)
Engine Stop Switch in RUN. Test for voltage
approximately 5V?
Turn off Ignition Switch.
Connect Breakout Box (Part
No. B-48115) to wiring
harness connector [11B]
(Gray) leaving ECM
connector [11A] (Gray)
disconnected. Test for
continuity from connector
[11B] (Gray) terminal "34" to
connector [133B] terminal "2".
Is continuity present?
Connect Breakout Box (Part No. B-
48115) to ECM connector [11A].
Connect side stand sensor connector
3 [133]. Test terminal "34" of the Breakout
Box for voltage with the side stand
retracted and extended.
Are the voltages within the specification?
Continued from Side Stand Sensor Test, DTC P1501 (45); P1502
Disconnect side stand sensor connector and Electronic Control
Module (ECM) connector [11] (Gray). Test for continuity between
connector [133B] terminal "3" and connector [11] (Gray) terminal "28".
YES
Reconnect Turn Ignition Switch ON with
on terminal "4" connector [133B].
Is voltage present?
YES
Is voltage
YES
Disconnect ECM connector [11].
Test for voltage on terminal "1"
of connector [133B].
Is voltage present?
YES
Repair short
to voltage.
YES
YES
Replace
ECM.
(45); P1503 (45) (Part 1 of 3).
Is continuity present?
NO YES
Repair short
to ground.
NO
YES
Replace
ECM.
Replace
ECM.
NO
Repair
Clear DTCs and confirm proper operation with
open.
no check engine lamp. Codes can be cleared
using DIGITAL TECHNICIAN (Part No. HD-
44750).
After replacing Electronic Control Module
(ECM) or TPS, TPS zero set procedure must
be performed. Refer to THROTTLE
POSITION SENSOR in the appropriate
BUELL SERVICE MANUAL.
NO
Replace Side
Stand Sensor.
2008 Buell XB Diagnostics: Engine Management 2-133
NO
Repair open.
NO
Turn off Ignition Switch. Test
for continuity from connector
[133B] terminal "1" to ground.
Is continuity present?
NO
Test for continuity from
connector [133B] terminal
"1" to connector [11B]
(Gray) terminal "25".
Is continuity present?
NO
Repair
open.
NOTES:
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