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Briggs & Stratton VANGUARD 810 EFI User Manual

Briggs & Stratton VANGUARD 810 EFI
142 pages
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ELECTRONIC FUEL INJECTION
/
SERVICE & DIAGNOSTICS
BRIGGS & STRATTON
BRIGGS&STRATTON
CORPORATION
POST OFFICE BOX 702
MILWAUKEE, WI 53201 USA
414 259 5333
BRIGGSandSTRATTON.COM
©2016 Briggs & Stratton Corporation
80021828-9/16
REPAIR MANUAL
ELECTRONIC FUEL
INJECTION
SERVICE & DIAGNOSTICS
Quality Starts With A
Master Service Technician
VANGUARD™ 810 EFI
BIG BLOCK
TM
EFI

Table of Contents

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Briggs & Stratton VANGUARD 810 EFI Specifications

General IconGeneral
Displacement810 cc
Fuel SystemElectronic Fuel Injection (EFI)
Cooling SystemAir-cooled
Starting SystemElectric Start
Gross Horsepower (HP)27 HP
Compression Ratio9.0:1
Horsepower27 HP
Governed Speed3600 RPM
Starter12V Electric
Engine TypeV-twin
LubricationFull Pressure
Oil Capacity2.0 qt
Ignition SystemElectronic
Battery Requirements12V
Spark Plug Gap0.030 inches (0.76 mm)
Valve Clearance (Exhaust)0.007 in

Summary

Section 1 Diagnostic Introduction

Diagnostic Trouble Codes (DTCs)

Explains what DTCs are, how they are set, stored, and their impact on engine operation.

Avoiding ECM Damage

Provides critical precautions to prevent damage to the ECM during service.

Section 2 Troubleshooting DTCs

Diagnostic Trouble Codes (DTCs) Overview

Lists DTCs, their descriptions, and corresponding engine components.

Oxygen Sensor (HO2) Heater DTCs

Troubleshooting procedures for P0031 and P0032 DTCs related to the O2 sensor heater.

Manifold Absolute Pressure (MAP) Sensor DTCs

Troubleshooting procedures for P0107 and P0108 DTCs related to the MAP sensor.

Section 3 Wire Schematics and Pin-Outs

Model 490000 EFI Electrical Schematic

Comprehensive electrical schematic for Model 490000 EFI system.

Models 540000/610000 Turf EFI Electrical Schematic

Comprehensive electrical schematic for Models 540000/610000 Turf EFI.

Model 610000 Marine EFI Electrical Schematic

Comprehensive electrical schematic for Model 610000 Marine EFI system.

Section 4 Symptoms

Engine Does Not Crank

Troubleshooting steps for when the engine fails to crank.

Engine Cranks But Does Not Start

Troubleshooting steps for when the engine cranks but does not start.

Section 5 Removal/Installation

Safety Precautions for Fuel System Service

Essential safety measures to follow before working on the fuel system.

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