Engine Nissan QG18DD

The 1.8-liter Nissan QG18DD engine was produced from 1999 to 2007 at the company’s Japanese plant and was installed in several popular models such as Primera, Sunny and Sylphy. This unit received negative reviews due to its demanding fuel quality.

The QG family also includes internal combustion engines: QG13DE, QG15DE, QG16DE and QG18DE.

The engine was installed on:

  • Nissan Bluebird Sylphy N16 in 2000 – 2005;
  • Nissan Primera 2 (P11) in 1999 – 2002;
  • Nissan Primera 3 (P12) in 2001 – 2007;
  • Nissan Sunny 5 (B15) in 1999 – 2006.

Specifications

Production years 1999-2007
Displacement, cc 1769
Fuel system NEO-Di direct injection
Power output, hp 130
Torque output, Nm 174
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 80
Piston stroke, mm 88
Compression ratio 11
Features no
Hydraulic lifters no
Timing drive chain
Phase regulator at the N-VCT inlet
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 2.7
Fuel type 98
Euro standards EURO 4/5
Fuel consumption, L/100 km (for Nissan Sunny 2004)
— city
— highway
— combined
8.8
5.6
6.9
Engine lifespan, km ~200 000
Weight, kg 140

Disadvantages of the QG18DD engine

  • This engine is extremely demanding on fuel quality and has a very gentle high pressure fuel pump;
  • Regularly, the motor experiences traction failures due to the fault of another clogged filter;
  • The timing chain is pulled out pretty quickly, sometimes it does not even reach 150,000 km;
  • On runs over 100 thousand km, a progressive oil burn often begins;
  • There are cases of destruction of the catalyst, the crumbs of which enter the cylinders.

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