The 3.0-liter turbo engine Nissan VQ30DET was produced from 1995 to 2007 in Japan and was installed on such popular concern models as Sima, Cedric, Gloria or Leopard. There was also a twin-turbocharged version of this engine under the VQ30DETT index.
The VQ30 series also includes internal combustion engines: VQ30DE, VQ30DD, VQ35DE, VQ35DD, VQ35HR and VQ37VHR.
The engine was installed on:
- Nissan Cima 3 (Y33) in 1996 – 2001; Cima 4 (F50) in 2001 – 2007;
- Nissan Cedric 9 (Y33) in 1995 – 1999; Cedric 10 (Y34) in 1999 – 2004;
- Nissan Gloria 10 (Y33) in 1995 – 1999; Gloria 11 (Y34) in 1999 – 2004;
- Nissan Leopard 4 (Y33) in 1996 – 1999.
Specifications
| Production years | 1995-2007 |
| Displacement, cc | 2987 |
| Fuel system | distributed injection |
| Power output, hp | 270 – 280 |
| Torque output, Nm | 365 – 385 |
| Cylinder block | aluminum V6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 93 |
| Piston stroke, mm | 73.3 |
| Compression ratio | 9.0 |
| Features | ECCS, NDIS |
| Hydraulic lifters | no |
| Timing drive | three chains |
| Phase regulator | no |
| Turbocharging | one Garrett turbine |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 4.0 |
| Fuel type | petrol |
| Euro standards | EURO 3/4 |
| Fuel consumption, L/100 km (for Nissan Gloria 2003) — city — highway — combined |
15.8 8.5 11.1 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 230 |
Disadvantages of the VQ30DET engine
- Most often, owners complain about the oil burner due to the appearance of scuffing in the cylinders;
- Cylinders are scratched here by catalyst crumbs, which are sucked into the combustion chamber;
- Due to overheating, warping of the mating surfaces of the cylinder head often occurs;
- Timing chains stretch a lot and begin to rattle at about 200,000 km;
- The reason for floating engine speed is usually a dirty idle valve.
