2015 Nissan Altima Engine Specifications
The 2015 Nissan Altima is a midsize sedan that offers a blend of performance, efficiency, and comfort. It comes with two engine options, each designed to cater to different driving preferences. Below are the detailed specifications for the engines available in the 2015 Altima.
| Engine Type | Displacement | Horsepower | Torque | Fuel Economy (City/Highway) |
|---|---|---|---|---|
| 2.5L I4 | 2.5 liters | 182 hp | 180 lb-ft | 27/38 mpg |
| 3.5L V6 | 3.5 liters | 270 hp | 251 lb-ft | 22/32 mpg |
Engine Configuration
The 2015 Nissan Altima offers two distinct engine configurations that cater to a variety of driving needs:
2.5L Inline-4 Engine
– Configuration : Inline-4
– Displacement : 2.5 liters
– Fuel Type : Regular unleaded gasoline
– Valvetrain : DOHC (Dual Overhead Camshaft)
– Fuel Injection : Electronic fuel injection
– Compression Ratio : 9.6:1
This engine is designed for efficiency, providing a balanced performance that is suitable for daily commuting and long-distance travel. The 2.5L engine is known for its fuel efficiency, achieving an impressive 27 mpg in the city and 38 mpg on the highway.
3.5L V6 Engine
– Configuration : V6
– Displacement : 3.5 liters
– Fuel Type : Premium unleaded gasoline recommended
– Valvetrain : DOHC (Dual Overhead Camshaft)
– Fuel Injection : Electronic fuel injection
– Compression Ratio : 10.3:1
The 3.5L V6 engine delivers a more powerful performance, making it ideal for those who prioritize acceleration and responsiveness. With 270 horsepower and 251 lb-ft of torque, this engine provides a thrilling driving experience while still maintaining reasonable fuel efficiency.
Engine Oil Specifications
Proper engine oil is crucial for maintaining the performance and longevity of the engine. The 2015 Nissan Altima has specific oil requirements that should be adhered to for optimal performance.
Oil Type
– Recommended Oil : SAE 0W-20
– Alternative Oil : SAE 5W-30 (in extreme temperatures)
Oil Capacity
– 2.5L I4 Engine : Approximately 5.1 quarts (with filter)
– 3.5L V6 Engine : Approximately 5.4 quarts (with filter)
Oil Change Intervals
– Standard Interval : Every 5,000 miles or 6 months, whichever comes first
– Severe Driving Conditions : Every 3,000 miles or 3 months
Following these specifications will help ensure that the engine operates smoothly and efficiently.
Service Intervals
Regular maintenance is vital for the longevity of the 2015 Nissan Altima. Below are the recommended service intervals for various components:
| Service Item | Interval |
|---|---|
| Oil Change | Every 5,000 miles or 6 months |
| Air Filter Replacement | Every 15,000 miles |
| Cabin Air Filter Replacement | Every 15,000 miles |
| Brake Fluid Replacement | Every 20,000 miles |
| Transmission Fluid Replacement | Every 60,000 miles |
| Coolant Replacement | Every 60,000 miles |
Additional Maintenance Tips
– Tire Rotation : Every 5,000 miles to ensure even wear.
– Brake Inspection : Regularly check brake pads and rotors for wear.
– Battery Check : Inspect battery terminals and connections for corrosion.
Conclusion
The 2015 Nissan Altima is a well-rounded vehicle that offers a choice between efficiency and performance through its two engine options. Understanding the engine specifications, oil requirements, and service intervals is essential for maintaining the vehicle’s performance and longevity. By adhering to these guidelines, owners can ensure that their Altima remains reliable and efficient for years to come.
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