The 2.0-liter Nissan MR20DD engine is assembled since 2010 at the Japanese plant of the company and is put on the Serena minivan, as well as mid-size crossovers Qashqai and X-trail. This gasoline unit is very often used as part of a hybrid powertrain.
Nissan MR20DD specifications
| Characteristics | Reference |
|---|---|
| Exact volume | 1997 cm³ |
| Power system | Direct injection |
| Power | 140-150 hp |
| Maximum power | from 141 hp (104 kW) at 6000 rpm to 156 hp (115 kW) at 6000 rpm |
| Torque | 200-210 Nm |
| Maximum torque | from 190 Nm at 4000 rpm to 210 Nm at 4400 rpm |
| Cylinder block | Aluminum R4 |
| Cylinder head | Aluminum 16v |
| Cylinder diameter | 84 mm |
| Piston stroke | 90.1 mm |
| Compression ratio | 11.2 – 12.5 |
| Features | EGR |
| Hydrocompensators | No |
| Transmission timing | Chain |
| Fasoregulator | Inlet and exhaust |
| Turbocharger | No |
| Recommended oil | 5W-30, 10W-30, 3.8 liters |
| Fuel type | AI-98 |
| Ecological class | Euro 5/6 |
| Engine life | ~220,000 km |
| Weight | 121 kg |
Car models
- Nissan: Qashqai 2 (J11) (2013 – current), X-Trail 3 (T32) (2013 – current), Serena 4 (C26) (2010 – 2016), Serena 5 (C27) (2016 – current)
- Renault (as M5R): Koleos 2 (HC) (2016 – 2020)
- Samsung (as M5R): QM6 I (HZG) (2016 – current), SM6 I (LFD) (2016 – current)
MR20DD maintenance: oil, plugs, filters
| Maintenance type | Periodicity |
|---|---|
| Oil volume | 3.8 liters |
| Oil change interval | 15,000 km or once a year |
| Oil type | 5W-30, 10W-30 |
| Oil filter | Every 15,000 km |
| Air filter | Every 30,000 km |
| Spark plugs | Every 90,000 km |
| Transmission timing chain | Reserve 150,000 km |
Main Problems and Disadvantages
- Cylinder Block Head Cracks. If the bolts or plugs are not properly tightened, the cylinder head can crack due to the brittleness of the material.
- Coking. The direct injection system gets dirty quickly, which requires regular cleaning.
- Transmission timing chain noise. After 150,000 km, noise from the chain may appear, indicating its stretching.
- Swimming revs. Contamination of the throttle leads to instability of idle speed.
- Oil consumption. After 200,000 km, many owners experience increased oil consumption.
Maintenance recommendations
For long engine life, it is recommended to monitor the condition of the timing chain and prevent its stretching, regularly clean the direct injection system and throttle valve.