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Which Subarus have engine problems?

Subaru is known for its reliable and durable vehicles, but like any car manufacturer, they have faced some engine-related issues over the years. In this article, we'll explore the Subaru models that have been affected by engine problems and provide guidance on how to identify and address these concerns.


Subaru Models with Engine Issues


While Subaru has generally maintained a reputation for producing high-quality engines, a few specific models have been known to experience engine-related problems. The Subaru Outback, Forester, and Legacy models from the early to mid-2000s have been particularly affected.


Common Engine Problems in Subaru Vehicles


The most frequently reported engine issues with Subaru vehicles include:



  • Excessive oil consumption: Some Subaru models, particularly those with the 2.5-liter boxer engine, have been known to burn through oil at a faster rate than expected.

  • Timing chain issues: Premature timing chain wear and failure have been reported in certain Subaru models, leading to engine damage.li>
  • Blown head gaskets: Subaru's boxer engine design has been susceptible to head gasket failures, especially in older models.li>
  • Turbocharger problems: Turbocharged Subaru models, such as the WRX and STI, have experienced issues with turbocharger failures and related engine damage.


It's important to note that not all Subaru vehicles have experienced these problems, and the frequency and severity of the issues can vary depending on factors such as driving conditions, maintenance history, and model year.


Addressing Subaru Engine Problems


If you own a Subaru vehicle and are experiencing any of the aforementioned engine issues, there are several steps you can take to address the problem:



  • Consult a Subaru-certified mechanic: They will be able to diagnose the specific issue and recommend the appropriate repair or maintenance solution.li>
  • Stay on top of regular maintenance: Adhering to the manufacturer's recommended service schedule can help prevent or mitigate many engine-related problems.

  • Consider extended warranty coverage: Subaru has offered extended warranty programs for certain engine-related issues, so check if your vehicle is eligible.li>
  • Prioritize high-quality parts and fluids: Using genuine Subaru parts and recommended engine oils can help ensure the longevity and performance of your vehicle's engine.


By being proactive and addressing any engine issues promptly, you can help maintain the reliability and performance of your Subaru vehicle for years to come.

What engine to avoid on a Subaru?


Subaru: 2.5-L turbo Four Cylinder
Subaru's 2.5-L turbocharged engines, particularly those used in the Subaru Impreza WRX and WRX STI models, have been the subject of a class-action lawsuit. The engines have been found to overheat or malfunction, leading to power loss, stalling, and potential engine failure.



What is the life expectancy of a Subaru engine?


200,000 miles
Engine Lifespan: Subaru engines are known for their durability and longevity, with many drivers reporting engines that last well beyond 200,000 miles with proper maintenance. The key to extending the lifespan of your Subaru engine is regular maintenance, including oil changes, fluid checks, and tune-ups.



What is the average life of a Subaru engine?


200,000 miles
Engine Lifespan: Subaru engines are known for their durability and longevity, with many drivers reporting engines that last well beyond 200,000 miles with proper maintenance. The key to extending the lifespan of your Subaru engine is regular maintenance, including oil changes, fluid checks, and tune-ups.



What is the biggest issue with Subaru?


Most common Subaru problems

  • Fuel pump failure.
  • O2 sensor problems.
  • Blown head gaskets.
  • Oil leaks.
  • Battery draining rapidly.
  • Unintended acceleration.
  • Cracked windshields.
  • Subaru Starlink problems.



Which car has the least engine problems?


According to a recent study by Consumer Reports, Toyota and Lexus were the most reliable vehicles in 2022. After Japanese cars, BMW was ranked third, while Mercedes' reliability was rated the lowest.



What year does Subaru have a bad engine?


  • Roughly 1996--2010 were the worst years of the now infamous Subaru 2.5 liter cylinder head gasket failures.
  • The first is a too-cheap, inadequate cylinder head gasket design that is in and of itself prone to failure.
  • The second is lack of maintenance by the car owner.
  • Rega



What Subaru lasts longest?


Outback: The Subaru Outback is a rugged and versatile crossover SUV that's built to withstand the demands of daily driving and outdoor adventures lasting well beyond 200,000 miles. Many Outback owners report high mileage and long-term reliability, making it an excellent choice for those seeking longevity.



What is the most reliable Subaru model?


Outback. Renowned for its exceptional safety, versatility, and reliability, the Subaru Outback is an outstanding midsize crossover sport utility vehicle (SUV) for families.



Which Subaru engine is most reliable?


The Most Reliable Subaru Engine When it comes to reliability in Subaru engines, the EJ25 series stands out. This engine has been around since the mid-90s and has a reputation for being robust and dependable. The EJ25 has been found in models like ...



Which Subaru engines have problems?


  • 2000-2006 : Many models, especially the Subaru Legacy, Outback, and Forester, experienced issues with head gasket failures.
  • 2010-2014 : The Subaru Impreza and some other models equipped with the 2.0-liter engine had reports of excessive oil consumption, which became a significant concern for owners.
  • 2015-2019


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.