Suzuki DF115A / DF140A

• 115–140 hp
• Petrol

Save my engine

Troubleshooting

Starting problems

• Boat engine won't start after the winter
• Boat engine won't start when warm

Runs rough, stalls or loses power

• Boat engine dies at idle or when shifted into gear
• Boat engine hesitates or dies on acceleration
• Boat engine stops after a while

Smoke and exhaust

• The boat engine smokes blue – burning oil
• White smoke from the boat engine exhaust

Oil, water and fuel

• Petrol smell in the boat – fuel leaking from the engine
• Water in the fuel or tank of the boat engine
• Water in the engine oil – the oil is grey or milky

Electrics, alarms and fault codes

• Battery not charging – charge warning light is on
• The alarm is sounding – what do the warning lights mean?
• Oil pressure alarm on the boat engine – low oil pressure

Drive, gearbox and trim

• Trim not working – the drive won't go up or down
• Gear will not engage or jumps out

Outboard

• The outboard only runs on choke or dies at idle
• Outboard not cooling – no tell-tale stream
• The outboard won't start
• The outboard loses power or won't reach full revs
• Water in the outboard's gearcase oil

Manuals

• Official

  Suzuki Marine Greece (official importer): owner's manuals ↗ (external link)

  PDF per model.

• Official

  Suzuki Marine Australia: Outboard manuals ↗ (external link)

  Search by model.

• Official

  Suzuki Marine: Parts & Accessories Catalog 2026 (PDF) ↗ (external link)

  Accessories, propellers and maintenance kits.

  PDF · 2026

Spare parts

Spare parts for Suzuki DF115A / DF140A

Part	Part number	Note	Source
Service kit	17400-92823-0001 pcsBuy (1)	DF100A, DF115A, DF140A from 2013; includes impeller kit, oil filter, fuel filter, BKR6E spark plugs and anodes	Nordwall Marin: Suzuki service kit DF100A/DF115A/DF140A 2013- ↗ (external link)

Listings for Suzuki DF115A / DF140A

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Related models

Suzuki DF2.5

Outboard

0.068 l · 2.5 hp · Petrol

→

Suzuki DF4A / DF5A / DF6A

Outboard

0.14 l (DF4A/DF6A) · 4–6 hp · Petrol

→

Suzuki DF8A / DF9.9A

Outboard

8–9.9 hp · Petrol

→

Suzuki DF9.9B / DF15A / DF20A

Outboard

0.33 l · 9.9–20 hp · Petrol

→

Service guides

Replacing the impeller →Winterize a boat engine →

Frequently asked questions about Suzuki DF115A / DF140A

Where can I find the owner's manual for Suzuki DF115A / DF140A?

Links to owner's manuals and workshop manuals are available under Manuals.

What fuel does the Suzuki DF115A / DF140A use?

Suzuki DF115A / DF140A runs on petrol.

Sources

• Suzuki Marine: product information DF140A/DF115A (PDF) ↗ (external link)
• Suzuki Marine Australia: Outboard manuals ↗ (external link)
• Wikipedia: Suzuki (en) ↗ (external link)
• Suzuki Marine Greece (official importer): owner's manuals ↗ (external link)
• Nordwall Marin: Suzuki service kit DF100A/DF115A/DF140A 2013- ↗ (external link)