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.
QG family: QG13DE, QG15DE, QG16DE, QG18DE, QG18DD.
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 | petrol |
| 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 |
The engine was installed on:
- Nissan Bluebird Sylphy N16 in 2000 – 2005;
- Nissan Primera 2 (P11) in 1999 – 2002, Primera 3 (P12) in 2001 – 2007;
- Nissan Sunny 5 (B15) in 1999 – 2006.
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.
Frequently asked questions about the Nissan QG18DD
How much power does the Nissan QG18DD make?
The Nissan QG18DD develops 130 hp and 174 Nm of torque.
How much oil does the Nissan QG18DD take and which one?
Engine oil capacity: 2.7 liters. Recommended oil: 5W-30.
Does the Nissan QG18DD have a timing belt or chain?
The Nissan QG18DD uses a timing chain.
Is the Nissan QG18DD turbocharged?
No, the Nissan QG18DD is naturally aspirated.
Does the Nissan QG18DD need valve clearance adjustment?
Yes, there are no hydraulic lifters, so the valve clearances have to be checked and adjusted periodically.
How long does the Nissan QG18DD last?
The typical lifespan of the Nissan QG18DD is ~200 000 km with proper maintenance.
What is the fuel consumption of the Nissan QG18DD?
Nissan Sunny 2004: city 8.8, highway 5.6, combined 6.9 L/100 km.
What cars was the Nissan QG18DD installed on?
Nissan Bluebird Sylphy N16 in 2000 - 2005; Nissan Primera 2 (P11) in 1999 - 2002, Primera 3 (P12) in 2001 - 2007; Nissan Sunny 5 (B15) in 1999 - 2006.
What are the common problems of the Nissan QG18DD?
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. All known problems.
