C6 · 2009–2012

Citroën C6 3.0 V6 HDi C6 · 241 hp (2009 to 2012)

The Citroën C6 3.0 V6 HDi of the C6 generation uses the DT20 3.0 V6 HDi diesel engine with 241 hp.

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Technical specifications

Fuel: Diesel
Power: 241 PS / 177 kW
Displacement: 2 993 cm³
Cylinders: 6
Engine code: DT20 3.0 V6 HDi
Period covered: 2009–2012
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

241 hp (177 kW), front-wheel drive, 6-speed automatic. Built from 2009 to 2012.

AutoKarnet advice

In the range

It is the most powerful diesel version of this generation.

AutoKarnet advice

Maintenance and records

Oil and filter change

Typical interval: 20,000 km or 12 months, whichever comes first.

20 000 km

12 months

PSA B71 2290 / B71 2312 / Stellantis FPW9.55535/03 — 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 Citroën C6 3.0 V6 HDi C6?

The DT20 3.0 V6 HDi diesel engine (2 993 cc), 241 hp (177 kW).

AutoKarnet advice

Which oil for the Citroën C6 3.0 V6 HDi?

A PSA B71 2290 / B71 2312 / Stellantis FPW9.55535/03-approved oil suited to the DT20 3.0 V6 HDi engine.

AutoKarnet advice

Documentary sources

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