Mercedes M264 engines with a volume of 1.5 and 2.0 liters have been assembled at a factory in Germany since 2018 and installed on many models with a longitudinal engine, such as the C-Class or E-Class. This is a unit with cast iron sleeves, and its transverse version has the M260 index.
2nd gen Mercedes R4 family: M133, M139, M200, M252, M254, M260, M264, M270, M274, M282.
Specifications
| Production years | since 2018 |
| Displacement, cc | 1497 (M 264 E15 DEH LA) 1991 (M 264 E20 DEH LA) |
| Fuel system | direct injection |
| Power output, hp | 156 – 184 (M 264 E15 DEH LA) 197 – 299 (M 264 E20 DEH LA) |
| Torque output, Nm | 250 – 280 (M 264 E15 DEH LA) 320 – 400 (M 264 E20 DEH LA) |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 80.4 (M 264 E15 DEH LA) 83 (M 264 E20 DEH LA) |
| Piston stroke, mm | 73.7 (M 264 E15 DEH LA) 92 (M 264 E20 DEH LA) |
| Compression ratio | 10.5 |
| Features | BSG 48V |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | Camtronic |
| Turbocharging | IHI AL0086 (M 264 E15 DEH LA) MHI TD04L6W (M 264 E20 DEH LA) |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 6.6 |
| Fuel type | petrol |
| Euro standards | EURO 6 |
| Fuel consumption, L/100 km (for Mercedes-Benz C200 2019) — city — highway — combined |
9.3 5.5 6.9 |
| Engine lifespan, km | ~260 000 |
| Weight, kg | 135 |
The engine was installed on:
- Mercedes C-Class W205 in 2018 – 2021;
- Mercedes CLS-Class C257 since 2018;
- Mercedes E-Class W213 since 2018;
- Mercedes GLC-Class X253 since 2019.
Disadvantages of the Mercedes M264 engine
- There are already cases of piston damage due to detonation caused by low-octane gasoline.
- Even on specialized forums, a couple of cases of very expensive repair of the Camtronic system are described.
- Through the fault of direct injection, carbon deposits form on the intake valves and engine speed fluctuates.
- There are also several complaints about BSG 48V glitches, it is discharged and does not want to be charged.
Frequently asked questions about the Mercedes M264
How much power does the Mercedes M264 make?
Power output of the Mercedes M264, hp: 156 - 184 (M 264 E15 DEH LA); 197 - 299 (M 264 E20 DEH LA). Torque, Nm: 250 - 280 (M 264 E15 DEH LA); 320 - 400 (M 264 E20 DEH LA).
How much oil does the Mercedes M264 take and which one?
Engine oil capacity: 6.6 liters. Recommended oil: 5W-30.
Does the Mercedes M264 have a timing belt or chain?
The Mercedes M264 uses a timing chain.
Is the Mercedes M264 turbocharged?
Yes, the Mercedes M264 is turbocharged (IHI AL0086 (M 264 E15 DEH LA); MHI TD04L6W (M 264 E20 DEH LA)).
Does the Mercedes M264 need valve clearance adjustment?
No, the Mercedes M264 has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Mercedes M264 last?
The typical lifespan of the Mercedes M264 is ~260 000 km with proper maintenance.
What is the fuel consumption of the Mercedes M264?
Mercedes-Benz C200 2019: city 9.3, highway 5.5, combined 6.9 L/100 km.
What cars was the Mercedes M264 installed on?
Mercedes C-Class W205 in 2018 - 2021; Mercedes CLS-Class C257 since 2018; Mercedes E-Class W213 since 2018; Mercedes GLC-Class X253 since 2019.
What are the common problems of the Mercedes M264?
There are already cases of piston damage due to detonation caused by low-octane gasoline. Even on specialized forums, a couple of cases of very expensive repair of the Camtronic system are described. All known problems.
