Briggs & Stratton VANGUARD 810 EFI Repair Manual page 70

66
Step
1. Check charging system. See the Briggs & Stratton
Intek V-Twin Cylinder OHV Repair Manual.
5
2. Is charging system OK?
Repair charging system. See the Briggs & Stratton
6
Intek V-Twin Cylinder OHV Repair Manual.
1. Check battery and cables for damage, corrosion, and
loose connections.
7
2. Is a problem found?
1. Disconnect ECM J2 connector.
2. Back probe terminal J2-18 (Red wire) of ECM J2 con-
nector.
3. Connect terminal J2-18 back probe to red meter test
lead on DVOM.
8
4. Connect black meter test lead on DVOM to B+.
5. Set DVOM to read resistance.
6. Observe reading on DVOM.
7. Is resistance 0.5 ohms or less?
1. Disconnect ECM J2 connector.
2. Back probe terminal J2-15 (Red wire) of ECM J2 con-
nector.
3. Connect terminal J2-15 back probe to red meter test
lead on DVOM.
9
4. Connect black meter test lead on DVOM to B+.
5. Set DVOM to read resistance.
6. Observe reading on DVOM.
7. Is resistance 0.5 ohms or less?
1
10
Figure 2-55 ECM J2 Connector (Black).
DTC P0562 System Voltage Low
Non-Scan Diagnostics
(Page 2 of 2)
Action
9
18
J2-15 J2-18
Section 2: Troubleshooting DTCs
Yes
Go to step 7.
-
Repair as
Replace battery.
necessary.
-
-
No
Go to step 6.
-
Repair as
necessary.
Repair as
necessary.