General - Buell 2008 XB SERIES Electrical Diagnostics Manual

DTC P0562 (16), P0563 (16)

GENERAL

Battery Voltage
A Code 16 will set if the ECM detect battery positive voltage
less than 6 volts or greater than 20 volts.
A low voltage condition typically occurs during activation
of the starter or generally indicates loose wire connections.
A high voltage condition is usually caused by a faulty
voltage regulator.
Table 2-46. Code Description
DTC CHECK
ENGINE
LAMP CODE
P0562 16
P0563 16
DIAGNOSTICS
PART NUMBER
B-48115 BREAKOUT BOX
Diagnostic Notes
Each reference number below correlates to a circled number
on the flow chart(s).
1. The ECM is monitoring voltage at ECM connector [10]
(black) terminal "9". Connect BREAKOUT BOX (Part
No. B-48115) to ECM. See
2. This checks for voltage drops in the ECM power circuit. If
a significant voltage drop is not present, condition may be
caused by excessive starter current draw.
ed01571
Figure 2-68. Battery Location (Ulysses)
2-88 2008 Buell XB Diagnostics: Engine Management
DESCRIPTION
Battery voltage low
Battery voltage high
TOOL NAME
2.6 BREAKOUT BOX.
ed01572
Figure 2-69. Battery Location (Lightning)
ed01573
Figure 2-70. Battery Location (Firebolt)
2.25