Suzuki DF8A / DF9.9A

• 8–9.9 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 DF8A / DF9.9A

Part	Part number	Note	Source
Service kit	17400-99841-0001 pcsBuy (1)	DF8A and DF9.9A from 2010	Nordwall Marin: Suzuki service kit DF8A/DF9.9A 2010- ↗ (external link)
Water pump kit with impeller	17400-99J01-0001 pcsBuy (1)		Nordwall Marin: Suzuki service kit DF8A/DF9.9A 2010- ↗ (external link)
Oil filter	16510-45H10-0001 pcsBuy (1)		Nordwall Marin: Suzuki service kit DF8A/DF9.9A 2010- ↗ (external link)
Fuel filter	15410-98500-0001 pcsBuy (1)		Nordwall Marin: Suzuki service kit DF8A/DF9.9A 2010- ↗ (external link)
Spark plug NGK CPR6E-9	09482-00528-0002 pcs		Nordwall Marin: Suzuki service kit DF8A/DF9.9A 2010- ↗ (external link)
Anode	55321-87J00-0002 pcs		Nordwall Marin: Suzuki service kit DF8A/DF9.9A 2010- ↗ (external link)

Parts shared with

• Suzuki DF9.9B / DF15A / DF20A 3 shared part numbers

Listings for Suzuki DF8A / DF9.9A

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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 DF9.9B / DF15A / DF20A

Outboard

0.33 l · 9.9–20 hp · Petrol

→

Suzuki DF25A / DF30A

Outboard

3 cyl · 0.49 l · 25–30 hp · Petrol

→

Service guides

Replacing the impeller →Winterize a boat engine →

Frequently asked questions about Suzuki DF8A / DF9.9A

Where can I find the owner's manual for Suzuki DF8A / DF9.9A?

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

What fuel does the Suzuki DF8A / DF9.9A use?

Suzuki DF8A / DF9.9A runs on petrol.

Which impeller fits the Suzuki DF8A / DF9.9A?

Part number 17400-99J01-000 is listed for this model.

Sources

• Suzuki Marine Greece (official importer): owner's manuals ↗ (external link)
• Wikipedia: Suzuki (en) ↗ (external link)
• Nordwall Marin: Suzuki service kit DF8A/DF9.9A 2010- ↗ (external link)