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350 MAG MPI Horizon
MerCruiser 350 MAG MPI Horizon User Manual
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Section 7
-
Troubleshooting
Notes:
Page 138
90-864195070 JUNE 2007
145
147
Table of Contents
Default Chapter
3
Read this Manual Thoroughly
3
Table of Contents
5
Warranty Registration: United States and Canada
10
Warranty Registration: Outside the United States and Canada
10
Transfer of Warranty
11
Mercury Product Protection Plan: United States and Canada
11
Mercury Mercruiser Limited Warranty (Gasoline-Fueled Products Only)
12
3-Year Limited Warranty against Corrosion
14
4-Year Limited Corrosion Warranty: Seacore Sterndrive Models with Gas Engines
15
Global Warranty Charts
16
Consumer Application Warranty Chart
17
Commercial Application Warranty Chart
18
Government Application Warranty Chart
19
Mercury Installation Quality Certification Program
19
Section 1 - Warranty
19
California Emissions Limited Warranty
20
Duration of Coverage
21
How to Obtain Warranty Coverage
21
What Mercury will Do
22
What Is Not Covered
22
Components of the Emission Control System
22
Components of the Emission Control System 14 Disclaimers and Limitations
23
Your Warranty Rights and Obligations
23
Disclaimers and Limitations
23
Mercury Installation Quality Certification Program 11 California Emissions Limited Warranty
20
What Is Covered
20
California Emission Control Warranty Statement
23
Manufacturer's Warranty Coverage
24
Owner's Warranty Responsibilities
24
Emission Control Information Label
24
Owner Responsibility
25
Emission Certification Star Label
25
Section 2 - Getting to Know Your Power Package
27
Identification
28
Engine Serial Number Decal MPI
28
Bravo Sterndrive Serial Number and Identification
28
Bravo Transom Serial Number
29
Lanyard Stop Switch
30
Instrumentation
31
System View
31
Digital Gauges
32
Analog Gauges
33
Remote Controls (Non-DTS Models)
33
Remote Controls
33
Panel Mount Features
34
Console Mount Features
35
Remote Controls (DTS Models)
35
Remote Controls
35
Panel Mount Features
36
Console Mount Features - Single Engine
37
Engine
38
Slim Binnacle Console Mount Features - Single Engine
38
Console Mount Features- Dual Engine
39
Synchronizing Dual Engines
40
Dual Helm Station Transfer
40
Synchronizing Dual Helms Prior to Station Transfer
41
Zero Effort Features
41
Power Trim
42
Single Engine Trim/Trailer
43
Dual Engine Trim/Trailer
43
Electrical System Overload Protection
43
Audio Warning System
46
Testing the Audio Warning System
46
Engine Guardian Strategy
46
Warning Horn Signals
47
Safe Boating Suggestions
50
Be Alert to Carbon Monoxide Poisoning
51
Good Ventilation
52
Poor Ventilation
52
Basic Boat Operation (Non-DTS Models)
52
Launching and Boat Operation
52
Section 3 - on the Water
52
Operation Chart
52
Starting and Stopping the Engine
53
Starting the Engine
53
June
53
Stopping the Engine
54
Starting Engine after Stopped While in Gear
54
Throttle Only Operation
54
Trailering the Boat
54
Freezing Temperature Operation
54
Drain Plug and Bilge Pump
55
Basic Boat Operation (DTS Models)
55
Launching and Boat Operation
55
Operation Chart
55
Starting and Stopping the Engine
55
Starting the Engine
55
Stopping the Engine
56
Throttle Only Operation
57
Trailering the Boat
57
Drain Plug and Bilge Pump
58
Freezing Temperature Operation
58
Protecting People in the Water
58
While You Are Cruising
58
While Boat Is Stationary
58
High-Speed and High-Performance Boat Operation
58
Passenger Safety in Pontoon Boats and Deck Boats
59
Boats Having an Open Front Deck
59
Boats with Front-Mounted, Raised Pedestal Fishing Seats
59
Wave and Wake Jumping
59
Impact with Underwater Hazards
60
Drive Unit Impact Protection
61
Operating with Low Water Inlets in Shallow Water
61
Conditions Affecting Operation
61
Weight Distribution (Passengers and Gear) Inside the Boat
61
Bottom of Boat
62
Cavitation
62
Ventilation
62
Elevation and Climate
62
Propeller Selection
63
Getting Started
63
20-Hour Break-In Period
63
After Break-In Period
63
End of First Season Checkup
64
Section 4 - Specifications
65
Fuel Requirements
66
Fuel Ratings
66
Using Reformulated (Oxygenated) Gasolines (USA Only)
66
Gasolines Containing Alcohol
66
Engine Oil
67
Engine Specifications (MPI)
67
Engine Specifications
67
Fluid Specifications (MPI)
68
Fluid Specifications
68
Engine
68
Alpha Sterndrive
69
Bravo Sterndrives
69
Power-Assisted Steering and Power Trim Fluids
69
Approved Power Trim Fluids
69
Approved Power-Assisted Steering Fluids
69
Owner/Operator Responsibilities
73
Dealer Responsibilities
73
Maintenance
73
Do It Yourself Maintenance Suggestions
74
Inspection
74
Maintenance Schedule - Sterndrive Models
75
Routine Maintenance
75
Each Day End
75
Each Day Start
75
Every Two Months or 50 Hours
75
Weekly
75
Scheduled Maintenance
75
After the Initial 20 Hour Break-In Period
75
Every 100 Hours or Annually (Whichever Occurs First)
75
Section 5 - Maintenance
75
Every 200 Hours or 3 Years
76
Every 300 Hours or 3 Years
76
Every 5 Years
76
Maintenance Log
76
Engine Oil
77
Checking
77
Filling
77
Changing Oil and Filter
78
Easy Engine Oil Drain System
78
Engine Oil Drain Pump
79
Changing Filter
80
Power Steering Fluid
80
Checking
80
Filling
81
Changing
81
Engine Coolant
81
Checking
81
Filling
82
Changing
83
Drive Unit Oil
83
Checking
83
Filling
84
Changing
85
Power Trim Fluid
87
Checking
87
Filling
87
Changing
88
Battery
88
Multiple EFI Engine Battery Precautions
88
Cleaning the Flame Arrestor
89
Positive Crankcase Ventilation Valve (PCV)
90
Changing
90
Water-Separating Fuel Filter (MPI)
90
Water-Separating Fuel Filter
90
GEN II Models
91
Installation
91
Removal
91
GEN III Models
92
Removal
92
Installation
93
Lubrication
93
Steering System
93
Throttle Cable
95
Shift Cable - Typical
96
Sterndrive Unit and Transom Assembly
96
Sterndrive U-Joint Shaft Splines and O-Rings (Sterndrive Unit Removed)
97
Engine Coupler
97
Driveshaft Extension Models
98
Propellers
98
Propeller Repair
98
Alpha Propeller Removal
98
Alpha Propeller Installation
99
Bravo One Propeller Removal
100
Bravo One Propeller Installation
100
Bravo Two Propeller Removal
101
Bravo Two Propeller Installation
101
Bravo Three Propeller Removal
102
Bravo Three Propeller Installation
104
Serpentine Drive Belt
106
Checking
106
Replacing Belt And/Or Adjusting Tension
106
Corrosion Protection
107
Corrosion Information
107
Maintaining Ground Circuit Continuity
108
Anodes and Mercathode System Locations
108
System
109
Checking the Quicksilver Mercathode System
109
Power Package Exterior Surfaces
110
Boat Bottom Care
110
Anti-Fouling Paint
110
Sterndrive Surface Care
112
Flushing the Power Package
113
Flushing Attachments
113
Sterndrive Water Pickups
114
Alternative Water Pickups
116
The Seacore Power Package Flushing Procedure
117
Models Using the Sterndrive Water Pickup
117
Cold Weather or Extended Storage
124
Preparing Power Package for Storage
124
Engine and Fuel System Preparation
125
Draining the Seawater System
126
Drain System Identification
127
Air Actuated Single Point Drain System
127
Manual Single Point Drain System
127
Three Point Manual Drain System
127
Air Actuated Single Point Drain System
128
Boat in the Water
128
Multi-Point Drain (MPD) System
128
Section 6 - Storage
129
Boat out of the Water
130
Manual Single Point Drain System
132
Boat in the Water
132
Boat out of the Water
133
Boat in the Water
134
Three Point Manual Drain System
134
Boat out of the Water
136
Multi-Point Drain (MPD) System
136
Draining the Sterndrive
138
Battery Storage
139
Power Package Recommissioning
139
Section 7 - Troubleshooting
141
Diagnosing EFI Problems
142
Diagnosing DTS Problems
142
Engine Guardian System
142
Starter Motor will Not Crank Engine, or Cranks Slow
142
Engine will Not Start or Is Hard to Start
142
Engine Runs Rough, Misses And/Or Backfires
143
Poor Performance
143
Excessive Engine Temperature
143
June
143
Insufficient Engine Temperature
144
Low Engine Oil Pressure
144
Battery will Not Come up on Charge
144
Remote Control Operates Hard, Binds, Has Excessive Free-Play or Makes Unusual Sounds
144
Steering Wheel Turns Hard or Jerky
144
Power Trim Does Not Operate (Motor Does Not Operate)
145
Power Trim Does Not Operate (Motor Operates but Sterndrive Unit Does Not Move)
145
Section 8 - Customer Assistance Information
147
Owner Service Assistance
148
Local Repair Service
148
Service Away from Home
148
Stolen Power Package
148
Attention Required after Submersion
148
Replacement Service Parts
148
Parts and Accessories Inquiries
149
Resolving a Problem
149
Mercury Marine Service Offices
149
Ordering Literature
150
United States and Canada
150
Outside the United States and Canada
150
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MerCruiser 350 MAG MPI Horizon Specifications
General
Brand
MerCruiser
Model
350 MAG MPI Horizon
Category
Engine
Language
English
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