Engine Nissan QR25DD

The 2.5-liter Nissan QR25DD engine was produced from 2001 to 2007 at a factory in Japan and is massively found on only one Primera model in a sedan, as well as a station wagon. This power unit was known as very capricious and very demanding on fuel quality.

The QR family also includes internal combustion engines: QR20DE, QR20DD, QR25DE and QR25DER.

The engine was installed on:

  • Nissan Primera 3 (P12) in 2001 – 2007.

Specifications

Production years 2001-2007
Displacement, cc 2488
Fuel system NEO-Di direct injection
Power output, hp 170
Torque output, Nm 245
Cylinder block aluminum R4
Block head aluminum 16v
Cylinder bore, mm 89
Piston stroke, mm 100
Compression ratio 10.7
Features EGR
Hydraulic lifters no
Timing drive two chains
Phase regulator inlet only
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 5.1
Fuel type 98
Euro standards EURO 4
Fuel consumption, L/100 km (for Nissan Primera 2006)
— city
— highway
— combined
11.9
7.6
8.7
Engine lifespan, km ~220 000
Weight, kg 125

Disadvantages of the QR25DD engine

  • Most complaints about the rapid contamination of injectors or the failure of the high pressure fuel pump;
  • Due to the accelerated carbon formation, rings lie down and the oil burn begins;
  • There are cases of destruction of the catalyst and stretching of the timing chain even up to 100,000 km;
  • The engine does not like low temperatures and in cold winters you can suffer with it;
  • Minor problems include thermostat glitches and leaks from under the valve cover.

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