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CC253

73370

Starting And Charging System Harness

A- Charging and Starting Circuit

B- Audio Warning/Power Reduction Circuit

C- Instrumentation Senders

1 - Harness Connector To EFI System Harness

2 - Positive (+) Power Wire To EFI System Harness

3 - Auxiliary Tachometer Lead

BLK = BLACK

BLU = BLUE

BRN = BROWN

GRN = GREEN

GRY = GRAY

ORN = ORANGE

PNK= PINK

PUR= PURPLE

RED= RED

TAN = TAN

WHT = WHITE

YEL = YELLOW

LIT = LIGHT

DRK= DARK

90 Amp Fuse

Serial Numbers2
Table of Contents3
Welcome5
- Read this Manual Thoroughly5
Lanyard Stop Switch6
Safe Boating Suggestions7
Protecting People in the Water8
- While You Are Cruising8
- While Boat Is Stationary8
High-Speed and High-Performance Boat Operation8
Conditions Affecting Operation9
- Weight Distribution9
- Bottom of Boat9
- How Elevation and Climate Affect Performance10
Important Information11
- Operation and Maintenance11
- Launching and Boat Operation Care11
- Freezing Temperature Operation12
- Attention Required after Submersion12
- Stolen Power Package12
- Replacement Service Parts12
- Do-It-Yourself Maintenance Suggestions13
- Diagnosing EFI Problems13
- 20-Hour Break-In Period14
- After Break-In Period14
- 20-Hour Checkup14
Operation16
- Instrumentation17
- Audio Warning19
- Electrical System Overload Protection21
- Remote Controls (Panel Mounted)23
- Starting, Shifting and Stopping24
- Operation Chart25
Specifications26
- Fuel Recommendations26
- Seacock Size Recommendation28
- Sea Strainer Recommendation28
- Crankcase Oil28
- Engine Specifications29
- Tune-Up Specifications30
- Capacities31
Maintenance32
- EFI System Maintenance Precautions33
- Maintenance Products33
- Maintenance Schedules34
- Maintenance Chart35
- Checking Fluid Levels37
- Changing Fluids39
- Lubrication41
- Flushing Cooling System43
- Seawater Pump Impeller43
- Drive Belts45
- Sight Tube Inspection47
- Water Separating Fuel Filter47
- In-Line Fuel Filter47
- Engine Alignment49
Miscellaneous Maintenance51
- Battery51
- Bottom of Boat51
- Antifouling Paints51
- Inspection and Maintenance51
Cold Weather or Extended Storage53
- Power Package Layup53
- Draining Instructions55
- Battery Winter Storage56
- Power Package Recommissioning56
Troubleshooting57
Water Flow Diagram60
Wiring Diagrams61
- Quicksilver Instrumentation61
- Starting and Charging System Harness62
- E.F.I. System Harness63
Warranty Information64
- Owner Warranty Registration64
- International Owner Registration64
Warranty Policies65
- Mercruiser Limited Warranty - Gasoline Engines65
- Mercruiser International Warranty66
- Gasoline Engines66
- Year Limited Warranty against Corrosion Failure67
Warranty Coverage68
- Warranty Does Not Apply to the Following68
Transferable Warranty69
- Direct Sale by Owner69
Q-Guard Product Protection Plan70
- United States and Canada Only70
Owner Service Assistance70
- Local Repair Service70
- Service Away from Home70
- Parts and Accessories Inquiries70
- Resolving a Problem71
Service Centers72
Customer Service Literature73
General Maintenance Parts74
- Engine Parts74
Literature Order Form75

Brand	MerCruiser
Model	350 Magnum MPI
Category	Engine
Language	English

MerCruiser 350 Magnum MPI User Manual

Table of Contents

Questions and Answers:

MerCruiser 350 Magnum MPI Specifications

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