Nissan VQ25DE
The main problems are caused by catalyst crumbs entering the combustion chamber.
Renault Samsung SM7 engines
Renault Samsung SM7 is a South Korean business class car from Renault Samsung Motors. It began to be produced in 2004. Nissan’s J31 is used as the base platform, which is also used for the American Nissan Maxima. The car has a front-wheel drive layout and a 5-seater sedan body. Since 2011, the 2nd generation of the model has been manufactured on the basis of an extended platform Renault Latitude. In China, the model is sold under the name Renault Talisman.
The Renault Samsung SM7 was offered with 5 engines between 2004 and 2019 (5 petrol). Displacement ranges from 2.3 to 3.5 liters, power output from 173 to 305 hp. All of them use a timing chain. The longest rated lifespan belongs to the Nissan VQ35DE (about 400,000 km).
Renault Samsung SM7 engines by generation
| Engine | Years | Volume | Power | Fuel | Timing | Oil | Lifespan |
|---|---|---|---|---|---|---|---|
| Renault Samsung SM7 1 (EX2) 2004–2011 | |||||||
| Nissan VQ35DE | 3.5 L V6 | 215–305 hp | petrol | chain | 4.7 L | ~400,000 km | |
| Nissan VQ23DE | 2004–2011 | 2.3 L V6 | 173 hp | petrol | chain | 4 L | ~320,000 km |
| Renault V4Y | 2004–2011 | 3.5 L V6 | 215–255 hp | petrol | chain | 5 L | ~350,000 km |
| Renault Samsung SM7 2 (L47) 2011–2019 | |||||||
| Nissan VQ35DE | 3.5 L V6 | 215–305 hp | petrol | chain | 4.7 L | ~400,000 km | |
| Nissan VQ25DE | 2011–2019 | 2.5 L V6 | 185–210 hp | petrol | chain | 4 L | ~330,000 km |
| Renault V4U | 2011–2019 | 2.5 L V6 | 175–180 hp | petrol | chain | 4.6 L | ~350,000 km |
Renault Samsung SM7 engine FAQ
What engines were used in the Renault Samsung SM7?
Renault Samsung SM7 1 (EX2) (2004–2011): Nissan VQ35DE, Nissan VQ23DE and Renault V4Y; Renault Samsung SM7 2 (L47) (2011–2019): Nissan VQ35DE, Nissan VQ25DE and Renault V4U.
Which Renault Samsung SM7 engine is the most durable?
By rated service life the most durable Renault Samsung SM7 engines are: Nissan VQ35DE — about 400,000 km; Renault V4U — about 350,000 km; Renault V4Y — about 350,000 km. Actual lifespan depends heavily on maintenance and oil change intervals.
How much oil does the Renault Samsung SM7 engine take?
Engine oil capacity with filter: Nissan VQ23DE — 4 L (5W-30); Nissan VQ25DE — 4 L (5W-30); Nissan VQ35DE — 4.7 L (5W-30, 5W-40); Renault V4U — 4.6 L (5W-30); Renault V4Y — 5 L (5W-30).
Does the Renault Samsung SM7 have a timing belt or chain?
Timing chain: Nissan VQ23DE, Nissan VQ25DE, Nissan VQ35DE, Renault V4U and Renault V4Y.
Was the Renault Samsung SM7 available with a diesel engine?
No, all Renault Samsung SM7 engines in our database run on petrol.
Engine details
Nissan VQ35DE
This is a very reliable unit with a high resource, but oil consumption is common. The reason is either coking due to…
Renault V4Y
This unit does not tolerate bad fuel or operation with faulty spark plugs.
Nissan VQ23DE
The main problem with these engines is that catalyst crumbs get into the combustion chamber.
Renault V4U
This unit does not tolerate bad fuel and operation with faulty spark plugs.
Models with the same engines
- Renault Latitude/Samsung SM5 5 shared engines
- Nissan Cefiro 3 shared engines
- Nissan Teana 3 shared engines
- Infiniti Q70 (M)/Nissan Fuga 2 shared engines
- Nissan Elgrand 2 shared engines
- Renault Espace 2 shared engines
- Renault Laguna 2 shared engines
- Renault Vel Satis 2 shared engines
- Infiniti G20/Q40/Q60 1 shared engine
- Infiniti I30-I35 1 shared engine