Mercedes M254 engine
Content
Mercedes M254 engines with a volume of 1.5 and 2.0 liters were first introduced in 2020 and are distinguished by plasma sprayed cast iron with Nanoslide coating and an ISG starter generator. So far, these power units are put only on the fifth generation of our popular C-Class model.
R4 series: M166, M260, M264, M266, M270, M271, M274 and M282.
Technical characteristics of the Mercedes M254 engine 1.5 and 2.0 liters
Exact volume | 1497 cm³ |
Supply system | direct injection |
Internal combustion engine power | 170 - 204 HP |
Torque | 250 - 300 Nm |
Cylinder block | aluminum R4 |
Block head | aluminum 16v |
Bore | 80.4 mm |
Piston stroke | 73.7 mm |
Compression ratio | 10.5 |
Features of the internal combustion engine | ISG 48V |
Hydraulic compensators | Yes |
Timing drive | chain |
Phase regulator | Camtronic |
Turbocharging | Yes |
What kind of oil to pour | 6.6 liters 5W-30 |
fuel type | AI-98 |
Environmental class | EURO 6 |
Approximate resource | 260 000 km |
Exact volume | 1991 cm³ |
Supply system | direct injection |
Internal combustion engine power | 258 hp |
Torque | 400 Nm |
Cylinder block | aluminum R4 |
Block head | aluminum 16v |
Bore | 83 mm |
Piston stroke | 92 mm |
Compression ratio | 10.5 |
Features of the internal combustion engine | ISG 48V |
Hydraulic compensators | Yes |
Timing drive | chain |
Phase regulator | Camtronic |
Turbocharging | Yes |
What kind of oil to pour | 6.6 liters 5W-30 |
fuel type | AI-98 |
Environmental class | EURO 6 |
Approximate resource | 250 000 km |
The weight of the M254 engine in the catalog is 135 kg
Engine number M254 is located at the junction of the block with the box
Fuel consumption of internal combustion engine Mercedes M254
On the example of a 180 Mercedes-Benz C 2021 with an automatic transmission:
City | 8.7 liters |
Track | 4.7 liters |
Mixed | 6.2 liters |
Which cars are equipped with the M254 1.5 and 2.0 l engine
C-Class W206 | 2021 - p.t. |
Disadvantages, breakdowns and problems of the internal combustion engine M254
This turbo engine has just appeared and naturally there are no statistics of its breakdowns
All units of the modular series are afraid of detonation, do not use gasoline below AI-98
As before, the Camtronic system is considered the weak point of the internal combustion engine design of this series.
Here direct fuel injection and valves will probably quickly become covered with soot.
It was such a motor that was going to be put on the new E-Class, but for some reason they refused