YANMAR Warranty
YANMAR Marine Warranty & NEW 3‑Year Extended Warranty
Boat with confidence. Every new YANMAR marine engine includes a robust limited warranty—and now you can extend protection even further with our NEW 3‑Year Extended Warranty for eligible engines, delivering up to 5 years of total coverage for private leisure use when conditions are met.
Why it matters
- Peace of mind backed by a global network of trained experts.
- Maintenance performed by a YANMAR Authorized Dealer using YANMAR Fluids and Genuine Parts.
- Coverage tailored to your usage: Leisure, Charter, and Light Duty Commercial (LDC).
- Simple online registration via the YANMAR Marine Support Portal.
YANMAR WARRANTY
Operating with peace of mind
All YANMAR Marine International engines are delivered with a robust warranty and the largest service network in the marine inboard industry so that you can boat or operate with peace of mind. All details are described in the YANMAR Limited Warranty Handbook as delivered with the engine.
Why choose YANMAR warranty
Choose the warranty created by the engineers who built your engine. YANMAR coverage is grounded in proven maintenance practices, genuine components, and a service community that spans 2,000+ distributors and dealers in 130+ countries.
Global parts availability & trained technicians
Genuine YANMAR Fluids and Yanmar Genuine Parts
Maintenance tracked in the YANMAR Support Portal for fast service history access
NEW: 3‑Year Extended Warranty
Extend your protection—engineered for long‑term ownership.
Add 36 months of Extended Warranty after the standard Limited Warranty for eligible engines, with terms depending on how you use your boat. This program especially supports powerboat owners seeking long‑term, predictable coverage—while strictly following the Warranty Handbook rules.
Eligible engine families
(first retail purchase on/after Jan 1, 2026)
Excluded from Extended Warranty: sail drive, stern drive, ZF marine gear.
- Leisure (private owner): 60 months total, no hour limitation
- LDC: 36 months or 1,500 hours (whichever comes first)
- Charter:36 months or 1,500 hours (whichever comes first)
- Register within 12 months of delivery
- All maintenance performed by a Yanmar Authorized Dealer
- Use Yanmar Fluids & Yanmar Genuine Parts
- All work recorded in the Yanmar Support Portal (or stamped manually if required)
How the timeline works
Years 1–2
Standard Limited Warranty; register engine and complete 50‑hour & scheduled services (dealer registered)
End of Year 2
Extended Warranty activates.
Years 3–5 (Leisure)
Each year’s on‑time dealer‑performed service extends coverage—up to 60 months total.
NEW: Extended Warranty for Powerboat Engines
Powerboat owners can now enjoy the same long‑term protection previously limited to sailboat applications. With the NEW YANMAR 3‑Year Extended Warranty, eligible powerboat engines receive up to 5 years (60 months) of total coverage, provided all registration and maintenance requirements are met. This enhancement aligns YANMAR with the highest expectations in the powerboat market and strengthens long‑term ownership confidence.
Why this matters for powerboat owners
- Powerboat customers expect extended protection that matches top industry competitors
- Delivers 60‑month total coverage for private leisure powerboat usage
- Ensures maximum engine lifespan through prescribed dealer‑performed maintenance
- Reinforces YANMAR’s commitment to reliability, performance, and premium ownership experience
What’s included
- Coverage applies when all YANMAR maintenance and registration rules are met
- 24‑month Limited Warranty
- +36‑month Extended Warranty for eligible powerboat engines
- No hour limitation for private leisure use
Register your engine in the YANMAR Marine Support Portal
Standard Warranty Coverage
All new YANMAR Marine Products include a Limited Warranty. The exact term depends on how the engine is used. Refer to the Limited Warranty Handbook for full legal terms.
Leisure means non‑revenue, private recreational use.
Summary table
| Usage Type | Limited Warranty | Extended Warranty | Total Coverage |
|---|---|---|---|
| Leisure (private owner) | 24 months or 1,000 hours | +36 months (no hour limit) | 60 months total |
Rental/charter vessels used for pleasure cruising.
Summary table
| Usage Type | Limited Warranty | Extended Warranty | Total Coverage |
|---|---|---|---|
| Charter | 24 months or 1,000 hours | +12 months and +500 hours | 36 months or 1,500 hours |
Revenue‑producing, government, or rental use with: ≤1,000 annual hours, ≤35% load factor, <5% of time at max output.
Summary table
| Usage Type | Limited Warranty | Extended Warranty | Total Coverage |
|---|---|---|---|
| LDC | 24 months or 1,000 hours | +12 months and +500 hours | 36 months or 1,500 hours |
Eligibility & Conditions
To access and keep Extended Warranty coverage active, you must:
Register within 12 months
Maintenance performed only by a YANMAR Authorized Dealer
Use YANMAR Fluids and Yanmar Genuine Parts
Maintenance logged in the Support Portal (or stamped manually if necessary)
The Warranty Handbook always prevails over marketing text.
What Is Not Covered
- High‑level summary (Handbook contains full list):
- Ordinary wear and tear; consumables
- Corrosion, misuse, improper installation, racing, negligence
- Non‑authorized service, non‑genuine parts
- Water intrusion; incorrect propeller matching
- Extended Warranty excludes some wear items (belts, anodes, certain electrical components)
How to Register & Maintain Your Warranty
- Create your Support Portal account & register engine/boat 12 months after delivery
- Prepare engine + boat info (serials, drive type, HIN, dealer etc.)
- Perform 50‑hour + scheduled maintenance at a YANMAR Authorized Dealer
- Ensure dealer logs all services in the Support Portal (or stamps manual record)
- Continue annual/interval maintenance to keep Extended Warranty active
- For assistance, contact your YANMAR representative via the YANMAR Dealer Locator
Backed by the YANMAR Global Service Network
YANMAR supports owners worldwide through 2,000+ distributors and dealers in 130+ countries—for service, diagnostics, and genuine parts wherever you cruise.
Frequently Asked Questions
Owners of eligible engines in Leisure, LDC, or Charter usage who register within 12 months and follow all maintenance requirements.
Excluded: sail drive, stern drive, marine gear.
Registration after 12 months may forfeit eligibility.
Contact an Authorized Dealer within 30 days of noticing a potential issue.
Running hours come from the tachometer; usage type depends on revenue model & operating profile.
Yes—remaining warranty can transfer if updated via the Support Portal; inspection may be required.
On the YANMAR Warranty page (PDF downloads available).
Register Your Engine
By registering your engine in our YANMAR Marine Support Portal, warranty cases can be handled much easier. After registering in the portal, you will be among the first to be notified of any manufacturer’s service issues for your engine model, you can submit an inquiry to ask technical questions, and can even keep track of your engine maintenance. YANMAR recommends that you register your engine within 30 days of delivery.
Questions and support
Learn more by searching our FAQs or find your local dealer or distributor from our global network. Please feel free to contact YANMAR Marine with any non-technical questions by visiting our Contact page below.