The 2.0-liter Mercedes M260 engine has been produced at the Sindelfingen plant since 2018 and is installed on models with a transverse powertrain, such as the A-Class and B-Class. This is a motor with cast iron liners, and its longitudinal version has the M264 index.
2nd gen Mercedes R4 family: M133, M139, M200, M252, M254, M260, M264, M270, M274, M282.
Specifications
| Production years | since 2018 |
| Displacement, cc | 1991 |
| Fuel system | direct injection |
| Power output, hp | 190 – 306 |
| Torque output, Nm | 300 – 400 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 83 |
| Piston stroke, mm | 92 |
| Compression ratio | 10.5 |
| Features | BSG 48V |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | Camtronic |
| Turbocharging | IHI AL0069 |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 5.8 |
| Fuel type | petrol |
| Euro standards | EURO 6 |
| Fuel consumption, L/100 km (for Mercedes-Benz A250 2020) — city — highway — combined |
8.8 5.3 6.6 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 135 |
The engine was installed on:
- Mercedes A-Class W177 since 2018;
- Mercedes B-Class W247 since 2019;
- Mercedes CLA-Class C118 since 2019, CLA-Class X118 since 2019;
- Mercedes GLA-Class H247 since 2020;
- Mercedes GLB-Class X247 since 2019.
Disadvantages of the Mercedes M260 engine
- Use quality fuel as there are cases of piston damage due to detonation.
- Rarely, but still there are failures of the Camtronic system, and its repair is very expensive.
- Through the fault of direct injection, carbon deposits form on the intake valves and engine speed fluctuates.
- Gasoline engines of this line received a particulate filter, its resource is interesting.
Frequently asked questions about the Mercedes M260
How much power does the Mercedes M260 make?
The Mercedes M260 develops 190 - 306 hp and 300 - 400 Nm of torque.
How much oil does the Mercedes M260 take and which one?
Engine oil capacity: 5.8 liters. Recommended oil: 5W-30.
Does the Mercedes M260 have a timing belt or chain?
The Mercedes M260 uses a timing chain.
Is the Mercedes M260 turbocharged?
Yes, the Mercedes M260 is turbocharged (IHI AL0069).
Does the Mercedes M260 need valve clearance adjustment?
No, the Mercedes M260 has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Mercedes M260 last?
The typical lifespan of the Mercedes M260 is ~250 000 km with proper maintenance.
What is the fuel consumption of the Mercedes M260?
Mercedes-Benz A250 2020: city 8.8, highway 5.3, combined 6.6 L/100 km.
What cars was the Mercedes M260 installed on?
Mercedes A-Class W177 since 2018; Mercedes B-Class W247 since 2019; Mercedes CLA-Class C118 since 2019, CLA-Class X118 since 2019; Mercedes GLA-Class H247 since 2020; Mercedes GLB-Class X247 since 2019.
What are the common problems of the Mercedes M260?
Use quality fuel as there are cases of piston damage due to detonation. Rarely, but still there are failures of the Camtronic system, and its repair is very expensive. All known problems.
