Fortwo 450 · 1999–2007

Smart Fortwo CDI Fortwo 450 · 41 hp (1999 to 2007)

The Smart Fortwo CDI of the Fortwo 450 generation uses the OM660 0.8 CDI diesel engine with 41 hp.

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Technical specifications

Fuel: Diesel
Power: 41 PS / 30 kW
Displacement: 799 cm³
Cylinders: 3
Engine code: OM660 0.8 CDI
Period covered: 1999–2007
Documented market: Europe

Transmission

Automatic · 6 speeds

Figures apply to the cited configuration and market; equipment and transmissions may vary by production date.

Specification source : [1] AutoKarnet

This version

41 hp (30 kW), rear-wheel drive, 6-speed automatic. Built from 1999 to 2007.

AutoKarnet advice

In the range

It is the only diesel version of this generation.

AutoKarnet advice

Maintenance and records

Oil and filter change

Typical interval: 15,000 km or 12 months, whichever comes first.

15 000 km

12 months

MB 229.3 / MB 229.5 / Renault RN0700 / RN0710 — Engine, model year and severe use may require a shorter interval; do not exceed the service warning. The listed oil approvals are not interchangeable: check the one for the engine.

Source [1]

Brake fluid

Brake fluid: generally replaced every 2 years; inspect the brakes at each service.

24 months

Brake fluid: generally replaced every 2 years; inspect the brakes at each service.

Source [1]

Questions about this version (2)

Which engine is in the Smart Fortwo CDI Fortwo 450?

The OM660 0.8 CDI diesel engine (799 cc), 41 hp (30 kW).

AutoKarnet advice

Which oil for the Smart Fortwo CDI?

A MB 229.3 / MB 229.5 / Renault RN0700 / RN0710-approved oil suited to the OM660 0.8 CDI engine.

AutoKarnet advice

Documentary sources

[1] Rédaction AutoKarnet
AutoKarnet · FR · Europe · Synthèse éditoriale AutoKarnet · Accessed 09/10/2026