Briggs & Stratton VANGUARD 810 EFI Repair Manual page 71

Section 2: Troubleshooting DTCs
Step
1. Select the Dashboard ribbon and then the Main2 tab.
2. Observe Ignition Voltage display with or without the
1
engine running.
3. Is reading 9.0-15.0 volts DC?
2
Is reading above 15.0 volts DC?
DTC P0563 System Voltage High
Scan Diagnostics
Action
Figure 2-56 Check Ignition Voltage Display.
Yes
System
voltage OK.
Go to DTC P0563
Non-Scan
Diagnostics.
67
No
Go to step 2.
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