The 2.5-liter Nissan QR25DER engine was produced by the Japanese concern from 2013 to 2017 and was installed on hybrid versions of such models as the Pathfinder, Murano and Infiniti QX60. This motor stands out for its Atkinson economy cycle operation and Roots type compressor.
QR family: QR20DE, QR20DD, QR25DE, QR25DD, QR25DER.
Specifications
| Production years | 2013-2017 |
| Displacement, cc | 2488 |
| Fuel system | distributed injection |
| Power output, hp | 234 (253 together with electric motor) |
| Torque output, Nm | 330 (369 together with electric motor) |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 89 |
| Piston stroke, mm | 100 |
| Compression ratio | 9.1 |
| Features | Atkinson cycle |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | on both shafts |
| Turbocharging | Eaton TVS compressor |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 5.8 |
| Fuel type | petrol |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Nissan Pathfinder Hybrid 2015) — city — highway — combined |
10.9 7.5 8.7 |
| Engine lifespan, km | ~250 000 |
The engine was installed on:
- Nissan Murano 3 (Z52) in 2015 – 2016;
- Nissan Pathfinder 4 (R52) in 2013 – 2016;
- Infiniti QX60 1 (L50) in 2013 – 2017.
Disadvantages of the QR25DER engine
- This power unit is afraid of overheating and the cylinder head gasket breaks through it regularly;
- Violation of the temperature regime quickly leads to the occurrence of rings and oil burn;
- The use of low-quality fuel greatly reduces the life of lambda probes and catalyst;
- A short-lived timing chain often stretches and needs to be replaced before 150,000 km;
- It is also worth noting that some spare parts for this motor are rare and very expensive.
Frequently asked questions about the Nissan QR25DER
How much power does the Nissan QR25DER make?
Power output of the Nissan QR25DER, hp: 234 (253 together with electric motor). Torque, Nm: 330 (369 together with electric motor).
How much oil does the Nissan QR25DER take and which one?
Engine oil capacity: 5.8 liters. Recommended oil: 5W-30.
Does the Nissan QR25DER have a timing belt or chain?
The Nissan QR25DER uses a timing chain.
Is the Nissan QR25DER turbocharged?
Yes, the Nissan QR25DER is turbocharged (Eaton TVS compressor).
Does the Nissan QR25DER 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 QR25DER last?
The typical lifespan of the Nissan QR25DER is ~250 000 km with proper maintenance.
What is the fuel consumption of the Nissan QR25DER?
Nissan Pathfinder Hybrid 2015: city 10.9, highway 7.5, combined 8.7 L/100 km.
What cars was the Nissan QR25DER installed on?
Nissan Murano 3 (Z52) in 2015 - 2016; Nissan Pathfinder 4 (R52) in 2013 - 2016; Infiniti QX60 1 (L50) in 2013 - 2017.
What are the common problems of the Nissan QR25DER?
This power unit is afraid of overheating and the cylinder head gasket breaks through it regularly. Violation of the temperature regime quickly leads to the occurrence of rings and oil burn. All known problems.
