The 2014 Nissan Altima offered two engine choices: a 2.5-liter four-cylinder and a 3.5-liter V6, depending on trim.
In this report, we break down the two engines that powered that year's Altima, highlighting their basic specs and which trims used them, so you can identify the engine in a specific model from that year.
Engine options for the 2014 Altima
Below are the core specifications of each available engine. For clarity, separate lists cover the details of each option.
2.5-liter inline-4 (QR25DE)
The standard engine in most 2014 Altimas is a 2.5-liter four-cylinder designed for efficiency and everyday driving.
- Configuration: inline-4 (four-cylinder)
- Displacement: 2.5 liters
- Power output: approximately 182 horsepower
- Torque: approximately 172 lb-ft of torque
- Valvetrain: DOHC with variable valve timing (VVT-i)
Summary for the 2.5-liter option: a balance of performance and fuel economy, typically paired with an automatic transmission in most trims.
3.5-liter V6 (VQ35DE)
The higher-performance engine available on upper-tier Altima trims is a 3.5-liter V6 designed for stronger acceleration and highway power.
- Configuration: V6
- Displacement: 3.5 liters
- Power output: about 270 horsepower
- Torque: about 258 lb-ft of torque
- Valvetrain: DOHC with variable valve timing (VVT)
Summary for the 3.5-liter option: delivers more immediate response and faster acceleration, typically found on higher trims and may be paired with an automatic transmission for smooth power delivery.
What this means for buyers
Choosing between engines in the 2014 Altima largely determined performance and efficiency. The 2.5-liter four-cylinder suits daily commuting with better fuel economy, while the 3.5-liter V6 appeals to buyers seeking stronger acceleration and highway capability. The exact transmission pairing varied by trim and option package.
Summary
For the 2014 Nissan Altima, there were two engine options: a 2.5-liter inline-4 and a 3.5-liter V6. The four-cylinder powered most models and prioritized efficiency, while the V6 provided a notable performance boost on higher trims. Both engines featured Nissan’s DOHC design with variable valve timing and were paired with an automatic transmission in most configurations.
What are signs of a bad Altima engine?
When it comes to your Altima's engine, consistent performance is crucial. But what happens when the engine starts acting up? There are several signs to watch for that may indicate an engine problem. Loss of power, stalling, and strange noises coming from under the hood are common symptoms you should never ignore.
What engine does a Nissan Altima have in 2014?
The 2014 Nissan Altima Sedan is available in seven well-equipped models - the 2.5, 2.5 S, 2.5 SV and 2.5 SL featuring a 182-horsepower 2.5-liter inline 4-cylinder and the 3.5 S, 3.5 SV and 3.5 SL with a standard 270-horsepower 3.5-liter V6 engine.
What year to stay away from Nissan Altima?
Nissan Model Years to Approach with Caution
| Model | Years to Avoid |
|---|---|
| Altima | 2013–2015 |
| Rogue | 2008–2013 |
| Sentra | 2013–2014 |
| Pathfinder | 2005–2010 |
What is the most common problem with a 2014 Nissan Altima?
Owner Reported Trouble Spots
- Fuel System/Emissions.
- Engine Minor.
- Engine Cooling.
- Engine Electrical.
- Transmission Minor.
- Electrical Accessories.
- Noises/Leaks.
- Engine Major. Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.