Engine Mercedes M264

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.

R4 Mercedes engines: M102, M111, M166, M254, M260, M264, M266, M270, M271, 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.

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