Mercury-MerCruiser GM V6 262 CID 4.3L Marine Engines Service Manual Number 25 Sections 1-3

Section 4C - Charging System
General Precautions . . . . . . . . . . . . . . . . .
4C-2
4C-2
4C-2
4C-3
4C-3
4C-3
4C-4
4C-4
4C-4
4C-5
4C-5
4C-5
4C-5
4C-6
Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4C-7
4C-7
4C-8
EFI Electrical System Precautions . . . . .
Replacement Parts Warning  . . . . . . . . . .
Multiple EFI Engine Battery Precautions
Situation . . . . . . . . . . . . . . . . . . . . . . . . .
Recommendations . . . . . . . . . . . . . . . .
Identification . . . . . . . . . . . . . . . . . . . . . . . .
Specifications . . . . . . . . . . . . . . . . . . . . . . .
Mando  . . . . . . . . . . . . . . . . . . . . . . . . . .
DelcoRemy  . . . . . . . . . . . . . . . . . . . . . .
Tools  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lubricants / Sealants / Adhesives  . . . . .
Torque Specifications  . . . . . . . . . . . . . . . .
Description  . . . . . . . . . . . . . . . . . . . . . . . . .
Charging System  . . . . . . . . . . . . . . . . .
Charging System Resistance . . . . . . .
Circuitry  . . . . . . . . . . . . . . . . . . . . . . . . .    4C-10
Component  . . . . . . . . . . . . . . . . . . . . . .
4C-11
Exploded View . . . . . . . . . . . . . . . . . . . . . .    4C-16
Alternator Repair . . . . . . . . . . . . . . . . . . . . 4C-17
Removal   . . . . . . . . . . . . . . . . . . . . . . . .    4C-17
Disassembly  . . . . . . . . . . . . . . . . . . . . .    4C-17
Cleaning and Inspection  . . . . . . . . . . . 4C-22
Reassembly  . . . . . . . . . . . . . . . . . . . . .    4C-22
Installation  . . . . . . . . . . . . . . . . . . . . . . . . .    4C-26
Pulley Removal   . . . . . . . . . . . . . . . . . .    4C-27
Battery Isolator Diagram . . . . . . . . . . .  4C-28
Section 4D - Instrumentation
Tools  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4D-2
4D-2
4D-2
4D-3
4D-3
4D-5
4D-5
4D-6
4D-7
4D-7
4D-7
4D-8
4D-8
Senders . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Oil Pressure  . . . . . . . . . . . . . . . . . . . . .
4D-9
4D-9
Lubricants / Sealants / Adhesives  . . . . .
Identification . . . . . . . . . . . . . . . . . . . . . . . .
Special Information . . . . . . . . . . . . . . . . . .
Lighting Options  . . . . . . . . . . . . . . . . . .
Gauges  . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Oil, Fuel and Temperature  . . . . . . . . .
Battery Gauge   . . . . . . . . . . . . . . . . . . .
Cruiselog Meter  . . . . . . . . . . . . . . . . . .
Vacuum Gauge . . . . . . . . . . . . . . . . . . .
Speedometer  . . . . . . . . . . . . . . . . . . . .
Tachometer  . . . . . . . . . . . . . . . . . . . . . .
Gauge Replacement  . . . . . . . . . . . . . .
Water Temperature  . . . . . . . . . . . . . . . 4D-10
Fuel Tank Sender . . . . . . . . . . . . . . . . . 4D-13
Switches  . . . . . . . . . . . . . . . . . . . . . . . . . . .    4D-16
Ignition Key Switch   . . . . . . . . . . . . . . . 4D-16
Lanyard Stop Switches  . . . . . . . . . . . . 4D-17
Testing  . . . . . . . . . . . . . . . . . . . . . . . . . .    4D-17
Start/Stop Switch  . . . . . . . . . . . . . . . . .    4D-19
Audio Warning System . . . . . . . . . . . . . . . 4D-20
Buzzer  . . . . . . . . . . . . . . . . . . . . . . . . . .    4D-20
Oil Pressure Switch  . . . . . . . . . . . . . . . 4D-21
Water Temperature Switch . . . . . . . . .   4D-21
Section 4E - Wiring Diagrams
Wiring Colors for Mercury MerCruiser . .
4E-2
4E-4
MCM Gasoline Engine Wiring Diagrams
Starting and Charging Harness  . . . . .
Fuel and Ignition System Harnesses
Quicksilver Instrumentation  . . . . . . . .
Dual Station Wiring  . . . . . . . . . . . . . . .
4E-4
4E-16
4E-22
4E-24
FUEL SYSTEM
Section 5A - Fuel Delivery System For Carbureted Engines
Identification . . . . . . . . . . . . . . . . . . . . . . . .
Replacement Parts Warning  . . . . . . . . . .
Specifications . . . . . . . . . . . . . . . . . . . . . . .
Torque Specifications  . . . . . . . . . . . . . . . .
Tools  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lubricants / Sealants / Adhesives  . . . . .
Precautions  . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Supply Connections  . . . . . . . . . .
5A-2
5A-2
5A-2
5A-2
5A-3
5A-3
5A-3
5A-3
Fuel Delivery System  . . . . . . . . . . . . . . . .
Recommendations . . . . . . . . . . . . . . . .
Fuel System Components  . . . . . . . . . . . .
Water Separating Fuel Filter  . . . . . . . . . .
Replacement . . . . . . . . . . . . . . . . . . . . .
Vent Hose Routing  . . . . . . . . . . . . . . . . . .
Carbureted Models  . . . . . . . . . . . . . . .
5A-4
5A-4
5A-6
5A-7
5A-8
5A-8
5A-8
Page viii
90-861328--1   NOVEMBER 1999
Product Specification
CategoriesMercury MerCruiser Manuals
Tags,
Model Year1998, 1999, 2000, 2001
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Mercury-MerCruiser GM V6 262 CID 4.3L Marine Engines Service Manual Number 25 Sections 1-3 SKU UPC Model
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