Briggs & Stratton VANGUARD 810 EFI Repair Manual page 47

Section 2: Troubleshooting DTCs
Step
1. Select the Dashboard ribbon and then the Main tab.
2. Observe HO2 Sensor display with or without the en-
gine running.
1
3. Is reading 600-950 millivolts DC?
Is reading above 950 millivolts DC, but below 1014.8
2
millivolts DC?
DTC P0132 Heated Oxygen (HO
Scan Diagnostics
Action
Figure 2-31 Check HO
) Sensor
2
Yes
HO sensor
2
circuit OK.
Go to DTC P0132
Non-Scan
Diagnostics.
Sensor Display.
2
43
No
Go to step 2.
-