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]C118 · 2019–…
Mercedes-AMG CLA 45 CLA 45 S AMG 4MATIC+ C118 · 421 hp (2019 to date)
The Mercedes-AMG CLA 45 CLA 45 S AMG 4MATIC+ of the C118 generation uses the M139 2.0 AMG petrol engine with 421 hp.
Choose an engine
Identify the car and prepare its maintenanceTechnical specifications
- Fuel
- Petrol
- Power
- 421 PS / 310 kW
- Displacement
- 1 991 cm³
- Cylinders
- 4
- Engine code
- M139 2.0 AMG
- Period covered
- 2019–…
- Documented market
- Europe
Transmission
- Automatic · 8 speeds
Figures apply to the cited configuration and market; equipment and transmissions may vary by production date.
Specification source : [1] AutoKarnet
This version
421 hp (310 kW), 4MATIC all-wheel drive, 8-speed automatic. Built from 2019 to date.
AutoKarnet advice
In the range
It is the only petrol version of this generation. The M139 2.0 AMG engine is also fitted to: Mercedes Classe C (W206), Mercedes GLC (X254), Mercedes SL (R232), Mercedes-AMG A 45 (W177), Mercedes-AMG GLA 45 (H247).
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-AMG CLA 45 CLA 45 S AMG 4MATIC+ C118?
The M139 2.0 AMG petrol engine (1 991 cc), 421 hp (310 kW).
AutoKarnet advice
Which oil for the Mercedes-AMG CLA 45 CLA 45 S AMG 4MATIC+?
A MB 229.5 / 229.51 / 229.52-approved oil suited to the M139 2.0 AMG engine.
AutoKarnet advice
Documentary sources
- [1] Rédaction AutoKarnet
AutoKarnet · FR · Europe · Synthèse éditoriale AutoKarnet · Accessed 09/10/2026