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What years did Subaru have a bad engine?

Subaru, the Japanese automaker known for its all-wheel-drive vehicles, has had its fair share of engine-related issues over the years. While the brand is generally praised for its reliability, there have been specific periods when Subaru's engines have faced significant problems. This article will delve into the years when Subaru had bad engines and the impact it had on the company and its customers.


The Problematic Subaru Engines


Subaru's engine troubles have primarily been centered around two specific engine models: the EJ25 and the FA20. These engines have been the subject of numerous complaints and recalls, leading to a tarnished reputation for the brand.


The EJ25 Engine Saga


The EJ25 engine, a 2.5-liter flat-four engine, was used in various Subaru models, including the Outback, Legacy, and Forester, from the late 1990s to the mid-2010s. This engine was plagued by several issues, including oil consumption problems, head gasket failures, and premature timing belt wear.



  • Oil consumption issues: Many EJ25 engines were known to consume excessive amounts of oil, leading to frequent top-ups and increased maintenance costs for owners.

  • Head gasket failures: The EJ25 engine was notorious for its head gasket problems, which could result in coolant leaks and engine overheating. This issue was so prevalent that it became a well-known problem among Subaru enthusiasts.

  • Timing belt wear: The EJ25 engine's timing belt was prone to premature wear, requiring more frequent replacement than expected. This added to the overall maintenance costs for Subaru owners.li>

These issues with the EJ25 engine led to numerous recalls and class-action lawsuits, ultimately damaging Subaru's reputation for reliability and quality.


The FA20 Engine Troubles


More recently, Subaru's FA20 engine, a 2.0-liter direct-injection flat-four engine, has also faced its own set of problems. This engine, used in models like the Impreza, Crosstrek, and Ascent, has been plagued by issues such as excessive oil consumption and engine failure.p>


  • Oil consumption: Similar to the EJ25, the FA20 engine has been known to consume excessive amounts of oil, leading to frequent top-ups and potential engine damage if left unaddressed.

  • Engine failure: In some cases, the FA20 engine has experienced complete engine failure, requiring costly repairs or even engine replacement. This issue has been particularly concerning for Subaru owners.li>

The problems with the FA20 engine have led to several recalls and extended warranty coverage from Subaru, as the company has worked to address these issues and regain the trust of its customers.


The Impact on Subaru's Reputation


Subaru's engine troubles have had a significant impact on the brand's reputation for reliability and quality. The widespread issues with the EJ25 and FA20 engines have led to increased maintenance costs, frustration among owners, and a tarnished image for the company. This has resulted in a decline in customer satisfaction and loyalty, as well as increased scrutiny from industry experts and regulatory bodies.


Subaru has taken steps to address these engine problems, including implementing design changes, extending warranty coverage, and offering buyback programs for affected vehicles. However, the damage to the brand's reputation may take time to fully recover, as Subaru works to regain the trust of its customers and demonstrate its commitment to quality and reliability.

What years did Subaru have oil consumption problems?


What To Know About Excessive Oil Consumption In Subarus

  • 2011-2015 Forester.
  • 2013-2014 Legacy.
  • 2013-2014 Outback.
  • 2012-2015 Impreza.
  • 2013-2015 Crosstrek.



Which Subaru engine is most reliable?


EJ22. Considered "bulletproof," the EJ22 is often called Subaru's most reliable engine. It's a 2.2-liter four-cylinder boxer engine, and the estimated life of the EJs is over 250,000 miles, with many drivers reporting over 500k.



What years did Subaru have CVT problems?


The models and years that were affected mainly by transmission issues are:

  • Crosstrek, 2013 – 2015.
  • Crosstrek Hybrid, 2014 – 2015.
  • Forester (2.0 and 2.5 liter engines), 2014 – 2015.
  • Impreza, 2012 – 2015.
  • Legacy, 2010 – 2015.
  • Legacy 3.6L V6, 2015.
  • Outback, 2010 – 2015.
  • Outback 3.6L V6, 2015.



What causes Subaru engines to burn oil?


Reason #1: Bad Piston Rings
Over time, these piston rings can wear down. As they wear, they'll allow oil from the crankcase to seep past the pistons, where the oil will be burned by the engine. New piston rings can be costly, but it'll be a necessary procedure to keep the engine from burning oil.



What are the bad years for Subaru engines?


The main problem years are 1996 through 2004. The most common engine to have head gasket failures is the naturally aspirated (non turbo) Subaru 2.5 L four cylinder engine, commonly known as the EJ25 motor. The problem is not the head gasket but rather the engine block.



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 years did Subaru have transmission problems?


Subaru owners have complained about problems with the Lineartronic CVT transmissions and Subaru extended the warranty for cars from model years 2010 to 2018. Usage: 2010–current Subaru Legacy / Outback / Exiga / Impreza / Levorg / Forester / XV and 2015 Subaru WRX Premium and Limited Editions.



How long do Subaru timing chains last?


A timing chain is bulkier and louder; however, it does not require replacement. Though a repair might be necessary in some rare occasions, most timing chains last for the entire life of the engine.



What year did Subaru stop using timing belts?


2011 was the first year for the newest version of the 2.5L normally aspirated engine. Years previous to 2011 the 2.5L, as did all Subaru flat four engines, used a timing belt. Beginning in 2011 the 2.5L uses a timing chain.



What year did Subarus have bad head gaskets?


The Subaru Head Gasket Problem
A number of Subaru models are affected, however the most common failures include the 2.5 Liter SOHC engine used in the late 1999-2004, Forester, Impreza, Outback and Legacy. Signs and symptoms of engine head gasket failure include: Engine overheating.


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.