Mercury 15, 20 EFI 4-Stroke Outboard Service Manual

Covers: Mercury 15 and 20 4-Stroke Outboard Motors (EFI, Manual & Electric Start)

• Please contact us with S/N to verify compatibility before purchasing

Pages: 406
Format: PDF
File size: 17mb
Compatibility: Windows/Mac/Tablet
Notes: Bookmarked, searchable, printable

This PDF service manual contains all the necessary instructions to service or repair Mercury 15 and 20 EFI 4-stroke 333cc outboard motors. This is the same manual marine techs use to troubleshoot and repair the engine. Whether it’s routine maintenance, such as tune-ups and EFI fuel system service, or more extensive repairs involving engine disassembly, this manual provides the most accurate information to perform the job.

Dated November 2017

Topics:

Important Information

• Specifications
• Maintenance
• General Information
• Outboard Installation
• General Troubleshooting

Electrical

• Ignition
• Charging and Starting Systems

Fuel System

• Fuel System Operation
• Troubleshooting and Diagnostics
• Service Procedures

Powerhead

• Cylinder Block/Crankcase
• Cylinder Head
• Oil Pump
• Cooling

Midsection

• Clamp/Swivel Brackets and Driveshaft Housing
• Power Tilt

Lower Unit

• Gear Housing (2.15:1)

Attachments

• Throttle and Shift Linkage
• Tiller Handle

Manual Starter

• Recoil Starter

Color Diagrams

• EFI Engine Wiring Diagrams

And Much More…