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How many miles will a 3.5 ecoboost last?

The 3.5 EcoBoost engine is a popular and reliable powertrain option found in many Ford vehicles. On average, a well-maintained 3.5 EcoBoost engine can last between 200,000 to 300,000 miles, or even longer with proper care and regular maintenance. However, the exact lifespan can vary depending on several factors.


Factors Affecting the Lifespan of a 3.5 EcoBoost Engine


The longevity of a 3.5 EcoBoost engine is influenced by several key factors:



  • Driving Conditions: Engines that are subjected to heavy towing, frequent high-speed driving, or harsh off-road conditions may experience more wear and tear, reducing their overall lifespan.

  • Maintenance History: Regular oil changes, air filter replacements, and other recommended maintenance tasks are crucial for preserving the engine's health and maximizing its lifespan.

  • Driving Style: Gentle acceleration, avoiding excessive idling, and minimizing sudden stops can all contribute to a longer engine life.

  • Environmental Factors: Exposure to extreme temperatures, humidity, or corrosive environments can also impact an engine's longevity.


By following the manufacturer's recommended maintenance schedule and driving the vehicle responsibly, owners can expect their 3.5 EcoBoost engine to provide reliable performance for many years and miles.


Extending the Life of a 3.5 EcoBoost Engine


To help maximize the lifespan of a 3.5 EcoBoost engine, owners can take the following steps:



  • Adhere to the Maintenance Schedule: Regularly change the engine oil and filter, replace air filters, and address any issues promptly to prevent further damage.

  • Drive Conservatively: Avoid excessive idling, sudden acceleration, and high-speed driving, especially when the engine is cold.

  • Monitor Fluid Levels: Regularly check and top up engine oil, coolant, and other fluids as needed to ensure the engine is properly lubricated and cooled.

  • Consider Upgrades: Investing in performance-enhancing modifications, such as high-quality air filters or exhaust systems, can help improve the engine's efficiency and longevity.


By following these best practices, owners can help ensure their 3.5 EcoBoost engine provides reliable and long-lasting performance for many years to come.

What mileage does the 3.5 EcoBoost start having problems?


A well maintained Ecoboost is no problem at 100K miles. There are plenty of examples of 250K and now a few have reached 300K. However, a 3.5EB that has not had regular oil changes and the use of high quality oil will have timing chain wear related problems at about that point.



Which EcoBoost engine to avoid?


Models from around 2011 to 2014 were more frequently reported to have issues where coolant would leak due to cylinder head cracks or failures in the seals. Ford has said the coolant hose on the 1.0 Ecoboost engines of cars built between October 2011 and October 2013 can potentially fail at high temperatures.



What is the life expectancy of the Ford 3.5 EcoBoost engine?


As far as I'm concerned, any EcoBoost engine is a 100k engine. After 100,000 miles they are on borrowed time. If you want longevity get a 5.0 or a 6.2. As far as I'm concerned, any EcoBoost engine is a 100k engine.



What year 3.5 EcoBoost to stay away from?


2017: The 2017 model year had recurring problems with the transmission and engine, especially in trucks with the 3.5L EcoBoost engine. Many drivers reported coolant leaks, which led to engine overheating and eventual failure.



What year did Ford improve the 3.5 EcoBoost?


The 3.5-liter V-6 started as a direct fuel injection engine when it debuted in Ford vehicles in 2010. But for the 2017 and later model years, Ford redesigned the 3.5-liter EcoBoost to improve its performance.



How many miles can you put on a 3.5 EcoBoost?


Ford EcoBoost engines generally last between 150,000 to 200,000 miles with proper maintenance. Longevity depends on factors like driving habits, regular oil changes, and using high-quality fuel. Some EcoBoost engines have lasted over 200,000 miles, though turbocharged components may require more maintenance over time.



How long should a Ford EcoBoost engine last?


Life Expectancy of the Ford 1.0 EcoBoost Engine
Here are some key points about its longevity and reliability: Reliability: Initially, the engine faced issues, but many were resolved. Blown head gaskets and coolant leaks are now rare. Owners report mileage of 80,000-100,000 miles without significant problems.



What is the best year for the Ford f150 3.5 EcoBoost?


2012
If you're hunting for a great used truck, the 2012 Ford F-150 is often at the top of the list. This year brought in the 3.5L EcoBoost V-6 engine, giving you both power and fuel economy. It also shines when it comes to towing and payload capacity, making it perfect for anyone who needs a tough workhorse.



What is the bad engine in the Ford EcoBoost?


The recall affects 2021 to 2022 models with those engines, including the Ford F-150, Bronco, Explorer, and Edge; the Lincoln Aviator and Nautilus are affected too. Ford says the issue involves faulty engine intake valves that may fracture and fall into the combustion chamber, causing catastrophic failure.



What is considered high mileage on a Ford F-150?


The Ford F-150 has a wide range of durability. It requires proper maintenance and dedicated care, but it can last anywhere between 150,000 miles and 300,000 miles. When judging the mileage of a used Ford truck for sale, a good rule of thumb is 10,000 to 15,000 miles per year on the road.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.