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Evinrude E-Tec 50 HP Service Manual

Evinrude E-Tec 50 HP
426 pages
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Table of Contents

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Evinrude E-Tec 50 HP Specifications

General IconGeneral
Engine Type2-Stroke
Horsepower50 HP
Cylinders3
StartingElectric
SteeringRemote
Trim MethodPower Trim and Tilt
Shaft Length20 in. (508 mm)
Gear Ratio2.00:1
Oil InjectionYes
Displacement863 cc
Fuel InductionDirect Fuel Injection (DFI)

Summary

REFERENCE INFORMATION

SAFETY NOTICE

Essential safety guidelines for operating and servicing the outboard.

ROUTINE SERVICE

INSPECTION AND MAINTENANCE SCHEDULE

Schedule for regular checks and maintenance to prolong outboard life.

COOLING SYSTEM

Inspection of cooling system components for corrosion, leaks, and restrictions.

ENGINE MANAGEMENT MODULE (EMM)

EMM FUNCTIONS

Detailed list of processes and functions controlled by the EMM.

DIAGNOSTIC SOFTWARE FUNCTIONS

Using Evinrude Diagnostics software for troubleshooting and adjustments.

SYSTEM ANALYSIS

DYNAMIC TESTS

Performing dynamic tests to isolate faulty cylinders or components.

IGNITION OUTPUT TESTS

Tests for ignition system circuits, including coils, capacitors, and sensors.

FUEL DELIVERY TESTS

Tests to verify the fuel pump, injectors, and fuel system pressure.

FUEL SYSTEM

COMPONENTS

Description and function of key fuel system components like pumps, filters, and injectors.

FUEL SYSTEM TESTS

Tests for fuel system pressure, injectors, pumps, and vapor separator.

OILING SYSTEM

OIL CONTROL SETTINGS

Adjusting the oil injection rate based on engine use and oil type.

OILING SYSTEM TESTS

Tests for oil injection pump voltage, resistance, function, and fittings flow.

COOLING SYSTEM

POWERHEAD

GEARCASE

TRIM AND TILT

SAFETY

MARINE PRODUCTS AND THE SAFETY OF PEOPLE WHO USE THEM

General safety principles for boat owners and operators.

OUTBOARD FUEL, ELECTRICAL SYSTEM, AND SAFETY

Safety precautions related to fuel, electrical systems, and preventing fire/explosion.

GASOLINE – HANDLE WITH CARE

Precautions for storing and handling gasoline safely to prevent fire and explosion.

TROUBLE CHECK CHART

OUTBOARD WILL NOT START

Troubleshooting guide for an outboard that does not start or turn over.

OUTBOARD WILL NOT SHUT OFF

Troubleshooting guide for an outboard that will not shut off.

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