Mercury 150, 150 SeaPro, 150 Pro XS Outboard Service Manual

Covers: Mercury 150, 150 SeaPro, 150 Pro XS 4-Stroke Outboard Motors

• Serial number 1B905505 and Above
• Please contact us to verify compatibility before purchasing

Pages: 834
Format: PDF
File size: 98mb
Compatibility: Windows/Mac/Tablet/Smartphone
Notes: Bookmarked, searchable, printable

Keep your Mercury 150 EFI 4-Stroke 3.0L outboard running at peak performance with this complete OEM service manual covering engines with serial numbers 1B905505 and above. Dated August 2020, this manual provides the same detailed repair and maintenance information used by professional marine technicians.

Whether you’re performing routine service such as tune-ups, fuel system maintenance, and inspections, or tackling more extensive repairs involving disassembly of engine internals, this guide provides the step-by-step instructions needed to get the job done correctly. You’ll also find troubleshooting procedures, specifications, diagrams, and theory of operation information to help diagnose problems and maintain your outboard to factory standards.

Having access to the correct service information can save time, reduce repair costs, and help prevent unnecessary parts replacement. Instead of relying on guesswork, you’ll have the same repair procedures trusted by dealerships and marine repair shops.

The manual is delivered in high-resolution PDF format and can be viewed on your computer, tablet, or smartphone. With clickable links in the text, search, and print functions, you will be able to quickly find the information you need whether you’re working at home, in the shop, or at the marina.

Contents:

Important Information

• Specifications
• Maintenance
• General Information
• Installation
• Storage

Electrical

• Ignition
• Charging and Starting Systems
• Accessory Wiring Diagrams
• Fault List
• Mercury Universal Fault Codes

Fuel System

• Theory of Operation
• Troubleshooting and Diagnostics
• Service Procedures
• Emissions

Powerhead

• Cylinder Block/Crankcase
• Cylinder Head
• Lubrication
• Cooling

Midsection

• Clamp/Swivel Brackets and Driveshaft Housing
• Adapter Plate and Driveshaft Housing
• Power Trim

Gear Housing

• Right-Hand Rotation
• Left-Hand Rotation S/N 2B172248 and Below or S/N 2B172249 and Above
• Right-Hand Rotation (Pro XS)

Control Linkage and Attachments

• Throttle Linkage
• Shift Linkage
• Cowl Latch

Color Diagrams

• 150 EFI Engine Wiring Harness Diagram
• Water Flow Diagram
• Fuel Flow Diagram
• Oil Flow Diagram

And Much More…