The 2017 Ford Explorer EcoBoost engine is a popular choice for those seeking a blend of power and fuel efficiency in a mid-size SUV. But what are the real-world experiences with this engine? What are the common problems and how reliable is it in the long run? Let's dive into the specifics, giving you a comprehensive overview to help you make an informed decision.

Understanding the 2017 Ford Explorer EcoBoost Engine Options

The 2017 Ford Explorer offered a couple of EcoBoost engine choices, primarily the 2.3L EcoBoost and the 3.5L EcoBoost. The 2.3L EcoBoost is a turbocharged four-cylinder engine, designed to provide a balance between fuel economy and adequate power for everyday driving. It's the smaller of the two EcoBoost options, making it a solid choice for those who prioritize fuel efficiency without sacrificing too much in terms of performance.

On the other hand, the 3.5L EcoBoost is a turbocharged V6 engine, delivering significantly more power and torque. This engine is geared towards drivers who need extra muscle for towing, hauling, or simply want a more spirited driving experience. The 3.5L EcoBoost is often found in higher trim levels of the 2017 Explorer, such as the Sport and Platinum models, emphasizing its performance-oriented nature.

Key Differences:

• 2.3L EcoBoost: Better fuel economy, sufficient power for daily commutes, and a lighter engine weight, which can improve handling. It's ideal for those who do a lot of city driving or prioritize gas mileage.
• 3.5L EcoBoost: Higher horsepower and torque, making it suitable for towing and more demanding driving situations. It offers quicker acceleration and a more robust feel, appealing to those who want a sportier SUV experience.

Both engines utilize Ford's EcoBoost technology, which combines turbocharging and direct fuel injection to enhance both power and efficiency. Turbocharging forces more air into the engine, allowing it to burn more fuel and produce more power than a naturally aspirated engine of the same size. Direct fuel injection sprays fuel directly into the combustion chamber, enabling more precise fuel control and improved combustion efficiency. This combination results in engines that deliver strong performance while maintaining reasonable fuel economy.

When considering which EcoBoost engine is right for you, think about your driving needs and preferences. If you're primarily concerned with fuel efficiency and don't require a lot of towing capacity, the 2.3L EcoBoost is a great option. However, if you frequently tow trailers, carry heavy loads, or simply enjoy the thrill of strong acceleration, the 3.5L EcoBoost will be the better choice. Ultimately, test driving both versions can help you determine which engine best suits your lifestyle and driving habits. Remember to also factor in the trim level, as the 3.5L EcoBoost is typically associated with the higher-end models, which come with additional features and amenities.

Common Problems with the 2017 Ford Explorer EcoBoost Engine

Okay, let's get down to brass tacks. What are the typical issues you might encounter with the 2017 Ford Explorer EcoBoost engine? While generally considered reliable, these engines aren't without their potential pitfalls. Knowing these beforehand can save you headaches down the road.

1. Turbocharger Issues:

Being turbocharged engines, the EcoBoost relies heavily on the turbocharger for its power boost. However, turbochargers are complex components that can be prone to failure. Common issues include:

• Turbo Lag: A slight delay in power delivery when you hit the accelerator. While some lag is normal in turbocharged engines, excessive lag can indicate a problem.
• Turbo Failure: Over time, the turbocharger's bearings and seals can wear out, leading to decreased performance, unusual noises (like a high-pitched whine), and eventually, complete failure. This can be a costly repair.
• Boost Leaks: Leaks in the turbocharger's plumbing can cause a loss of boost pressure, resulting in reduced power and fuel efficiency. These leaks can be difficult to diagnose.

2. Direct Fuel Injection Problems:

Direct fuel injection (DFI) is great for efficiency, but it can also lead to carbon buildup on the intake valves. Unlike traditional port injection, DFI doesn't spray fuel onto the back of the valves, so there's no cleaning action. This carbon buildup can cause:

• Rough Idling: The engine may idle unevenly or feel shaky.
• Reduced Performance: Carbon buildup restricts airflow, decreasing power and fuel economy.
• Misfires: In severe cases, carbon buildup can cause misfires, triggering the check engine light.

3. Cooling System Issues:

EcoBoost engines, especially the 3.5L, can be sensitive to overheating. Common cooling system problems include:

• Coolant Leaks: Leaks in the radiator, hoses, or water pump can lead to low coolant levels and overheating.
• Water Pump Failure: A failing water pump won't circulate coolant effectively, causing the engine to overheat.
• Thermostat Problems: A stuck or malfunctioning thermostat can prevent the engine from reaching its optimal operating temperature or cause it to overheat.

4. Ignition Coil Problems:

The ignition coils are responsible for providing the spark that ignites the fuel-air mixture in the cylinders. These coils can sometimes fail, leading to:

• Misfires: A failing ignition coil will cause a misfire in the corresponding cylinder.
• Rough Running: The engine will run rough and may lack power.
• Check Engine Light: A misfire will typically trigger the check engine light.

5. Oil Leaks:

Like many engines, the EcoBoost can develop oil leaks over time. Common leak locations include:

• Valve Cover Gaskets: These gaskets can dry out and crack, leading to oil leaks.
• Timing Cover Gasket: A leak here can be more serious, as it can affect engine lubrication.
• Rear Main Seal: A leak at the rear main seal can be difficult and expensive to repair.

Knowing these potential issues allows you to be proactive with maintenance and address problems early before they escalate. Regular maintenance, such as oil changes, coolant flushes, and spark plug replacements, can help prevent many of these issues and keep your 2017 Ford Explorer EcoBoost engine running smoothly.

Reliability of the 2017 Ford Explorer EcoBoost Engine

So, how reliable is the 2017 Ford Explorer EcoBoost engine overall? It's a valid question, considering the potential problems we just discussed. The truth is, reliability can vary depending on several factors, including the specific engine (2.3L vs. 3.5L), how well the vehicle has been maintained, and driving habits.

General Reliability:

In general, the 2017 Ford Explorer EcoBoost engine is considered reasonably reliable. It's not without its potential issues, as we've covered, but many owners report positive experiences, especially when they adhere to a strict maintenance schedule. The key to long-term reliability lies in preventative maintenance and addressing minor issues promptly.

Factors Affecting Reliability:

• Maintenance: Regular oil changes, coolant flushes, spark plug replacements, and air filter changes are crucial for maintaining engine health. Neglecting maintenance can significantly increase the risk of problems.
• Driving Habits: Aggressive driving, such as frequent hard acceleration and towing heavy loads, can put extra strain on the engine and its components, potentially shortening their lifespan.
• Engine Type: The 2.3L EcoBoost is generally considered slightly more reliable than the 3.5L EcoBoost. The 3.5L, with its higher output and more complex design, may be more susceptible to certain issues.
• Repair History: A well-documented repair history can provide valuable insights into the vehicle's overall condition and potential problem areas.

Owner Reviews and Ratings:

Checking owner reviews and ratings can give you a good sense of the engine's real-world reliability. Websites like Kelley Blue Book, Edmunds, and Consumer Reports often have owner reviews that discuss engine performance, reliability, and common problems. Keep in mind that individual experiences can vary, so it's best to look for trends and patterns in the reviews.

Long-Term Reliability:

To maximize the long-term reliability of your 2017 Ford Explorer EcoBoost engine, consider the following:

• Follow the Recommended Maintenance Schedule: Adhere to the maintenance intervals specified in the owner's manual.
• Use Quality Parts: When replacing parts, opt for high-quality components from reputable brands.
• Address Problems Promptly: Don't ignore warning signs like unusual noises, rough idling, or the check engine light. Addressing problems early can prevent them from escalating into more costly repairs.
• Consider a Catch Can: For the 3.5L EcoBoost, a catch can can help mitigate carbon buildup on the intake valves by trapping oil vapors before they enter the intake manifold.

While the 2017 Ford Explorer EcoBoost engine isn't perfect, it can be a reliable choice if properly maintained and cared for. By being aware of potential issues and taking proactive steps, you can help ensure that your engine provides years of dependable service.

Tips for Maintaining Your 2017 Ford Explorer EcoBoost Engine

Alright, let's talk about keeping your 2017 Ford Explorer EcoBoost engine in tip-top shape. Regular maintenance is the name of the game, and these tips will help you stay ahead of potential problems and extend the life of your engine.

1. Regular Oil Changes:

This is the most basic, yet most important, maintenance task. Fresh oil lubricates the engine's moving parts, reduces friction, and helps dissipate heat. Follow Ford's recommended oil change intervals, typically every 5,000 to 7,500 miles, or even more frequently if you do a lot of stop-and-go driving or towing. Always use the correct type of oil specified in the owner's manual.

2. Keep the Cooling System in Check:

Overheating is a major threat to EcoBoost engines. Regularly check the coolant level and look for any signs of leaks. Flush the cooling system every 30,000 miles or as recommended by Ford. Use the correct type of coolant to prevent corrosion and ensure proper heat transfer.

3. Inspect and Replace Spark Plugs:

Worn or fouled spark plugs can cause misfires, rough running, and reduced fuel economy. Inspect the spark plugs at the recommended interval and replace them as needed. Use the correct type of spark plugs for your engine.

4. Check and Replace Air Filters:

A clean air filter ensures that the engine receives a sufficient supply of clean air. A clogged air filter can restrict airflow, reducing power and fuel economy. Replace the air filter every 15,000 to 30,000 miles, or more frequently if you drive in dusty conditions.

5. Monitor Turbocharger Health:

Listen for any unusual noises from the turbocharger, such as a high-pitched whine or whistle. Check for boost leaks by inspecting the turbocharger's plumbing. If you notice any problems, have the turbocharger inspected by a qualified mechanic.

6. Address Direct Fuel Injection Carbon Buildup:

Consider using a fuel additive designed to clean fuel injectors and reduce carbon buildup. You can also have the intake valves cleaned professionally using a walnut blasting or chemical cleaning method.

7. Inspect Hoses and Belts:

Regularly inspect hoses and belts for cracks, leaks, or wear. Replace them as needed to prevent breakdowns.

8. Check for Oil Leaks:

Look for any signs of oil leaks under the vehicle or on the engine. Address leaks promptly to prevent them from worsening and causing engine damage.

9. Keep the Engine Clean:

A clean engine runs cooler and makes it easier to spot leaks. Wash the engine bay periodically to remove dirt and grime.

10. Drive Responsibly:

Avoid aggressive driving, such as frequent hard acceleration and towing heavy loads, as this can put extra strain on the engine. Drive smoothly and efficiently to prolong the life of your engine.

By following these maintenance tips, you can help ensure that your 2017 Ford Explorer EcoBoost engine remains reliable and performs well for years to come. Remember, preventative maintenance is always cheaper and easier than dealing with major repairs.

Conclusion

The 2017 Ford Explorer EcoBoost engine, while generally reliable, demands attention to detail when it comes to maintenance. Understanding potential problems and taking proactive steps can significantly improve its longevity and performance. Whether you opt for the 2.3L or 3.5L EcoBoost, staying informed and committed to regular upkeep will ensure a smoother, more reliable driving experience. So, keep those oil changes coming, listen to your engine, and enjoy the ride!