90-881980 Service Manual – Mercury Mariner 115 FourStroke EFI

90-881980 Service Manual Overview

The 90‑881980 Service Manual is the genuine factory-issued guide for the Mercury/Mariner 115 FourStroke EFI outboard engines. Released in October 2000, it was drafted for model year 2001 engines starting at serial number 0T178500.

System Scope & Application

Designed for EFI-powered four-stroke outboards, this manual covers vital systems: electronic fuel injection, engine block, powerhead, midsection, lower unit, and attachments/control linkage. It’s ideal for both professional mechanics and dedicated DIYers.

Technical Highlights

You’ll find:

• Detailed exploded diagrams and schematics

• Step-by-step procedures for powerhead removal, EFI diagnostics, torque specs, and more

• Coverage of maintenance schedules, safety warnings, and reassembly tips
  This manual mirrors the level of detail used by Mercury technicians.

Formats & Availability

• Printed copies (used/New Old Stock) often come in good condition with minor cosmetic wear.

• Digital PDF versions are available; they’re bookmarked, searchable, and easy to use for digital workflows.

Arizona Outboard Dismantlers supplies authentic marine manuals trusted by professionals and DIY enthusiasts alike. Therefore, the 90-881980 Service Manual ensures the factory-level accuracy and reliability you depend on for expert engine servicing.