Engine Nissan MR18DE

The 1.8-liter Nissan MR18DE engine (or MR18 for short) has been produced by the company since 2004 and is still installed on many compact and mid-size models of the Japanese concern. Best known for the popular Tiida hatchback.

The MR family includes internal combustion engines: MR15DDT, MR16DDT, MRA8DE, MR20DE and MR20DD.

The engine was installed on:

  • Nissan AD Van Y12 in 2005 – …;
  • Nissan Cube 3 (Z12) in 2009 – 2014;
  • Nissan Livina 1 (L10) in 2006 – 2013;
  • Nissan Livina 2 (L11) in 2013 – …;
  • Nissan Tiida 1 (C11) in 2004 – 2012;
  • Nissan Wingroad Y12 in 2005 – 2017.

Specifications

Production years 2004-…
Displacement, cc 1797
Fuel system distributed injection
Power output, hp 122 – 128
Torque output, Nm 173 – 176
Cylinder block aluminum R4
Block head aluminum 16v
Cylinder bore, mm 84
Piston stroke, mm 81.1
Compression ratio 9.9 – 10
Features EGR, NDIS
Hydraulic lifters no
Timing drive chain
Phase regulator at the CVTC intake
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 4.5
Fuel type 95
Euro standards EURO 4/5
Fuel consumption, L/100 km (for Nissan Tiida 2009)
— city
— highway
— combined
10.1
6.5
7.8
Engine lifespan, km ~240 000
Weight, kg 116

Disadvantages of the MR18DE engine

  • Due to thin walls, there were cases of cracking of the cylinder head when tightening bolts or candles;
  • After 150,000 km, there is a high risk of stretching the timing chain, the main thing here is not to miss the moment;
  • Often drivers are concerned about the rapid contamination of the throttle and the whistle of the alternator belt;
  • Do not forget about the periodic adjustment of the gaps, since there are no hydraulic lifters;
  • However, the main problem of the motor is the oil burner as a result of the occurrence of rings.

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