Service A / Service B
About 25,000 km or 1 year (ASSYST)
25 000 km
12 months
Oil and filter at each service; Service B adds filters and wider checks. The ASSYST indicator prevails.
Source [1]W206 · 2021–…
Mercedes Classe C C 300 W206 · 258 hp (2021 to date)
The Mercedes Classe C C 300 of the W206 generation uses the M254 2.0 petrol engine with 258 hp.
Choose an engine
Identify the car and prepare its maintenanceTechnical specifications
- Fuel
- Petrol
- Power
- 258 PS / 190 kW
- Displacement
- 1 999 cm³
- Cylinders
- 4
- Engine code
- M254 2.0
- Period covered
- 2021–…
- Documented market
- Europe
Transmission
- Automatic · 9 speeds
Figures apply to the cited configuration and market; equipment and transmissions may vary by production date.
Specification source : [1] AutoKarnet
This version
258 hp (190 kW), rear-wheel drive, 9-speed automatic. Built from 2021 to date. 48 V mild hybrid: a small starter-generator assists the engine when pulling away and accelerating; the 48 V battery needs no routine maintenance.
AutoKarnet advice
In the range
It sits between the C 200 (204 hp) and the C 43 AMG 4MATIC (408 hp). The M254 2.0 engine is also fitted to: Mercedes Classe E (W214), Mercedes GLC (X254).
AutoKarnet advice
Maintenance and records
Brake fluid
Every 24 months
24 months
Time-based replacement, whatever the mileage.
Source [1]Questions about this version (2)
Which engine is in the Mercedes Classe C C 300 W206?
The M254 2.0 petrol engine (1 999 cc), 258 hp (190 kW).
AutoKarnet advice
Which oil for the Mercedes Classe C C 300?
A MB 229.5 / 229.51 / 229.52-approved oil suited to the M254 2.0 engine.
AutoKarnet advice
Documentary sources
- [1] Rédaction AutoKarnet
AutoKarnet · FR · Europe · Synthèse éditoriale AutoKarnet · Accessed 09/10/2026