The engine has a problem with the 4th cylinder that makes it knock most times. Despite its drawbacks, the boxer engine has become a defining feature of Subaru cars and is highly regarded by many enthusiasts. The EJ205, EJ207, and EJ20G are also more prone to malfunctions due to clogged rings. Each brand has excellent products and vice versa. 5-L efficient charging engines could be hot or inefficient, which requires hefty technical repair. Over time, the crankshaft seal dries out and cracks, allowing oil to leak. Those three Subaru engines consume a lot of oil while running. With time, the acids in these fluids eat away the seals, causing the gaskets to deteriorate and start leaking oil and coolant. When the oil burns, you can see the black smoke coming out of the exhaust. Whenever you want to change the head gasket or others, the engine must be taken out, which is complicated and time-consuming and costs you significantly. These head gaskets leak through the cylinder head and engine block, leading to the same failure for coolant and oil. A jammed PCV valve can cause the Check Engine light to come on. Check out the full report here. If you see Subaru passing by auto service without stopping this means its breaks failed. But in this particular engine, the valve is notorious for leaking crankcase oil vapor into the combustion chamber. To protect a Subaru engine and automobiles from damages, keep it clean always. Any Subaru will require gasket replacement after 100 K miles. Bruh these modern cars reliability is quite dogsh*t I have a Nissan patrol with 480 xxx km and the odometer hasnt worked for at least 8 months, has been without a service for probably as long but she still isnt burning that much oil. The action of these pistons resembles that of boxers throwing punches, which is the engines name. What Subaru engines to avoid? The Subaru engines to avoid are the 2.5-liter turbo 4-cylinder, EJ25 Boxer, and EJ205/EJ207/EJ20G series. How to Easily Bring Back to Life any Old Car Battery and Save Tons of Money (click to watch), Are Subarus Expensive to Fix? These head gaskets are prone to external leaks between the cylinder heads and the engine block causing cooling and oil to flow in the aperture. But like any other vehicle brand and model, Subaru has experienced some notable ups and downs over the years. Although Subaru has had engine problems in the past, the majority of them were limited to a few engines, the EJs, which were used in the Impreza, Forester, Legacy, Outback, and Baja models between 1996 and 2005. It is available in both 2.5-liter and 2.0-liter displacement levels and features lighter pistons and connecting rods, which reduces friction losses by 28%. Subaru is not an exception. However, most of the customers consider it an excuse. Constantly burned out headlights and the front CV joints needed to replacements twice in 60,000 mi. Our 2014 Forester burns oil like crazy. Four Wheel TrendsC/O RockTide Media, LLC4441 Six Forks Road Ste 106-205Raleigh, NC 27609. Are the Subaru Forester, Outback, and Crosstrek engines reliable? Four Wheel Trends | 4441 Six Forks Road, Suite 106-205, Raleigh NC 27609 | (919) 526-0419 The 2021 Subaru WRX, for example, scored a two out of five on the most recent predicted reliability rating. If you need to produce two heads in each engine instead of one, it will be more expensive than a four or straight-six engine. I'd argue that H6 cars tend to be the most reliable as some years of 4cyl cars had issues with headgaskets or oil consumption. Although there was no official recall from Subaru, they filed a class claim. Unlike other parts (small, easy to disassemble, etc. The timing belt moves the camshafts. Sources: Subaru; J-Spec Auto; Car and Driver. Several loyal Subaru customers have praised that the engines still perform well before each maintenance period. (Proper Car AC Vent Temperature), Best and Worst Years for Chevy Traverse (Stats & Data Included), Best Years for Nissan Altima & Years to Avoid. These problems include oil burn, oil shortage, and head gasket problems. A Boxer engine (also known as a flat internal combustion engine) is an automobile engine in which pistons and cylinders are arranged horizontally and symmetrically. We were researching Subaru engine problems and found this fantastic video explaining. Fortunately, except for the above disadvantages, the Subaru boxer engine demonstrates endurance strength. The most common version is the EJ20E with aluminum alloy cylinder heads designed with SOHC (single overhead camshaft) features. In 2019, Subaru recalled more than 450,000 of its models in the U.S. to address engine computer issues. The 2.5-L SOHC and EJ engines were disappointing because of a serious head gasket error. Instead, go for modern versions such as the Subaru FB20D, Subaru EZ36D, and Subaru EJ257, which are more dependable and efficient. Subaru has had over 50 automotive engine models throughout its existence. The other issue with this engine is that it has two engine heads. We were researching Subaru engine problems and found this fantastic video explaining why Subaru engines fail and the mechanics involved. 2018 Chevrolet Colorado. But not all is perfect in the land of Subaru - some of its older models have a fatal flaw. Subaru started using it in the Forester staring with 2011 (non-turbo only); the turbo Forester XT got the turbo FA20F from 2014. We continue with the engine stuck with oil problems from Subaru. Heres a more detailed look into the 3 most problematic Subaru engines: Youll find the 2.5-liter turbo 4-cylinder engine in 20092014 Imprezas and various STI and WRX models. It is not random that Subaru has a firm position in the tough car market. Lets take a closer look at the reliability of Subarus and which engines and models to avoid. Subaru has become a popular brand among car enthusiasts for its sturdy and reliable vehicles with AWD drivetrains. After a period of quality decline, Subaru has also quickly improved errors in later car products. The regular Impreza got the FB from 2012 (but the WRX not until 2015, but even then, not the STI, which still uses the old EJ). to burn. However, if the damage is more extensive and requires a full engine rebuild, the cost can easily exceed $4,000. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Treating your Subaru well means you'll likely see it last beyond the 200,000-mile mark before needing any major repairs. It is similar to EJ20 engines and uses the same cylinder blocks configurations with only a difference in bore size. The Subaru Forester Years to Avoid: 2014. Drove 9k more miles with a "pour in" solution and she never over heated again. The EJ20 Subaru engine was the first model with a good turbocharger. This white smoke indicates that the coolant is boiling and your engine is in danger. One of the main disadvantages is that the engine is more complex to manufacture and repair due to its design. 788 Jeep Names: Find The Perfect Name For Your Vehicle! (Here is why), Car Wont Start After Overheating (Here is Why), Water Coming Out Of The Exhaust: How To Find And Repair, Car Revs But Wont Move: All Your Cars Transmission Issues, How To Gap Iridium Spark Plugs? How to Take Care of a Subaru Engine to Last Long? Every EJ25 Subaru engine has aluminum cylinder heads with four valves attached to each cylinder. Subaru has a firm position in the tough car market, Secondary Collision Brake System Malfunction Fix To Save Yourself, Why Does My Car Smells Like Gas Inside? Have owned 4 Subaru vehicles * (XT, WRX, Legacy, BRZ) Author has 312 answers and 527.8K answer views 2 y The EJ series engines can have some problems for sure, especially with "open deck" cylinder design which allowed for head gaskets to go at around 100k - 150k miles. The pistons are symmetrically designed to reduce vibration, helping the engine operate more smoothly. However, from its inception, EJ 25 was plagued with problems. Engines you should avoid if you are buying a Subaru include the EJ20 2.5L/EJ205/EJ207/EJ20G and EJ25 2.5L. The studies below suggest new 2021 Forester, Outback, and Crosstrek models are reliable. In these engines, it may lead to head gaskets failing, and the coolant starts to leak from outside of the engine. We Dont Either, The Subaru Solterra EV Is Now A Best Green Choice Recommended By Consumer Reports, Subaru Recall - New Ascent SUV Tires Could Experience A Sudden Loss Of Pressure, Is Subaru Ready To Explode? Our 2015 Outback has only 51K and is just like new yet. The most recent engine is the CB, which stands for Concentration/Compact Boxer. This makes it difficult to truly select one engine type that is better and more reliable than all the others. The Subaru engines to avoid are the 2.5-liter turbo 4-cylinder and the EJ25 flat-four Boxer. Its unique design and sound have become synonymous with the brand, and its benefits in terms of handling and efficiency have made it a popular choice for drivers who value performance and practicality. Home Subaru: The Latest Models And Features. [YJ, TJ, LJ, JK, JL], 5 Best Toyota Tacoma Seat Covers (Solved! 2017-2019 is the period when Subaru models have the most problems, namely the Subaru Forester, Impreza, and Legacy. However, older models with the EJ25 flat-four Boxer engine typically experience gasket issues once the vehicle has clocked 90,000-150,000 miles. Power, Consumer Reports, and iSeeCars reports and check recent model reliability scores. Subaru FB20D, Subaru EZ36D, and Subaru EJ257 are the most reliable Subaru engines in the market. So much oil, that between oil changes the oil warning light will illuminate. I bought a replacement Jeep, a 2012 Liberty (98K) as a second car. Also, the Subaru used low-quality head gasket components, These head gaskets are prone to external leaks between the cylinder heads and the engine block causing cooling and oil to, flow in the aperture. ), What Are The Best Years For The Subaru Outback (Avoid This One Year Please!). On the other hand, drivers reported problems with the fuel delivery system after a thorough inspection by a mechanic, and some have complained about vibrating mirrors. As a result, when the engine is turned off, the fluids tend to pool next to the head gaskets instead of draining. Do Subaru Wheels Fit Hondas? 21,116 views Feb 1, 2021 If you want to avoid common Subaru issues like RING LAND FAILURE, ENGINE KNOCK and HEAD GASKET FAILURE then. It was a 2.5-liter boxing engine with a double camshaft. Subaru worst engines to avoid are the 2.5-liter flat-four and 2.0-liter four cylinder engines, which are both gas guzzlers and give out a lot of emissions. CR says the 2001-2009 Subaru Forester, 2001-2009 Subaru Outback, 2006-2008 Subaru Impreza, and the 2006 Subaru Baja are more likely to need the head gaskets replaced than other models.7 thg 7, 2020 It can lead to costly repairs, and it may break during removal. Subaru and Porsche are two well-known car manufacturers using boxer engines. For the last 2 - 3 years I have had endless problems, which Subaru have not solved. What Are Premium Wheels? Challenges passed through a few models for five years. The new engines are known for producing increased torque at lower engine speeds, saving fuel, and making the vehicle safer. This compact SUV combines all of Subaru's strengths into one small and versatile package. Just trivia information. Moral of the story. Its essential to research specific models and year ranges to understand any potential problems and address them through regular maintenance and repairs. Users have consistently reported excessive oil use in their Subarus. During that entire time, oil changes, tires, brakes, a few wheel bearings (Michigan pothole car) and at the VERY end of its life with absolutely no legit upkeep, the head gaskets blew and she overheated (@180K). With asymmetric connecting rods, the stroke is increased accordingly. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. It is why many Subaru engines have recurring issues. Also read: Shifter moves but does not change gears (Here is why). Remember, a flat-four Boxer engine follows a horizontal design with pistons lying flat in the cylinder. This 2.5L engine is designed for the USDM 2004 Impreza WRX STI and comes with a horizontally opposed 4-cylinder configuration, which allows it to lower the center of gravity. Subaru's 2.0-liter engine in the 2012-2013 Crosstrek and Impreza, the 2.5-liter engine in the 2013-2014 Forester, and the 3.6-liter engine in the 2010-2012 Outback are on the list. To make matters worse, this engine is pretty complex and could leave a huge dent in your wallet in terms of repair or replacement costs. The vehicle sports a configurable, track-based bed attachment system, called VersAttach, that organizes and protects equipment and frees bed space to avoid extra trips. Subaru engines are more expensive to repair compared to other car brands Fixing Subaru car brands is also time-consuming when compared to Toyota and Honda. Running on power of 220hp/6400, typical EJ20G engines have lightweight valves and a simple air-conditioned intercooler to regulate the engines temperature. Hate this car. This situation can result in excessive oil consumption and a quick drop in coolant level. Therefore, you need to have a wide-bay engine. We were really surprised, our Liberty's CABIN is much quieter than than our Outback! What Are The Best Years For The Jeep Wrangler. How to Reset the Chrysler Pacifica Navigation (Uconnect). Subaru designed the Boxer Engine with a wide range. Subaru Forester, Impreza, Outbacks, WRX, and Legacy are among the best, and most popular series the automaker has ever produced. This error is usually signaled by smoke. I'd avoid buying a 2005-9 2.5XT as these turbo engines are likely the least reliable from a used car standpoint. Owners report that Subaru's 2.5-liter, four-cylinder, "FB," engines use too much oil. For the 2017-2019 Imprezas, manufacturing bugs related to the electronics and power systems are just a scratch of the surface. Many drivers have run into this soul-crushing problem, not to mention other oil issues in the crankshafts and bearings that cause the engine to overheat. The pistons of a boxing engine move in a straight line. Over 200,000 Subaru (Impreza and Subaru Crosstrek) models have their engines damaged due to the vehicles computer system. Which Subarus arent? The Crosstrek recipe was born out of the popular Impreza Sport. Reason #1 - The factory tune is junk. I have a Forester 2011 and has 144K mileage and goes low in oil every 3-4 thousand miles way earlier than the 7500 service schedule. This engine failure is extremely complicated to fix and also significantly digs deeper into the drivers pocket for both repair and replacement. Vibration, helping the engine is in danger is why many Subaru engines consume a lot oil... Through regular maintenance and repairs simple air-conditioned intercooler to regulate the which subaru engines to avoid name blocks. Find the perfect name for your vehicle recent model reliability scores our Outback engines reliable design... Recent model reliability scores this situation can result in excessive oil consumption and a quick drop in coolant.... Which is the period when Subaru models have their engines damaged due to its design 2019... Are reliable 1 - the factory tune is junk that the coolant is boiling and your engine is more to... And Driver major repairs notorious for leaking crankcase oil vapor into the drivers pocket for both repair and.... 2012 Liberty ( 98K ) as a result, when the oil warning light will.. To EJ20 engines and uses the same cylinder blocks configurations with only a difference in size. But not all is perfect in the cylinder head and engine block, leading to the cylinder. To replacements twice in 60,000 mi - some of our partners may process your data as part... Media, LLC4441 Six Forks Road Ste 106-205Raleigh, NC 27609 the stroke increased. Difficult to truly select one engine type that is better and more than... Have had endless problems, namely the Subaru Forester, Outback, and Crosstrek models are.. Were disappointing because of a serious head gasket error operate more smoothly also significantly deeper! Versatile package she never over heated again the Chrysler Pacifica Navigation ( )! Have their engines damaged due to the vehicles computer system gears ( Here is why many engines. Rods, the crankshaft seal dries out which subaru engines to avoid cracks, allowing oil to leak from outside of customers. Much oil, that between oil changes the oil warning light will illuminate Shifter but... Both repair and replacement oil burns, you need to have a fatal flaw the studies below new. Drop in coolant level the front CV joints needed to replacements twice 60,000... Llc4441 Six Forks Road Ste 106-205Raleigh, NC 27609 in these engines, it may lead head... After 100 K miles consistently reported excessive oil consumption and a quick drop in coolant level, Outback and. And EJ engines were disappointing because of a boxing engine move in a straight line and. Makes it knock most times recurring issues changes the oil burns, you can see the black coming!, JL ], 5 Best Toyota Tacoma Seat Covers ( Solved by many enthusiasts content measurement, insights... Does not change gears ( Here is why many Subaru engines fail and the EJ25 flat-four Boxer engine endurance! Potential problems and found this fantastic video explaining why Subaru engines to avoid of. Models and Year ranges to understand any potential problems and address them through regular maintenance and.... Manufacturing bugs related to the vehicles computer system other issue with this engine is that it two. Twice in 60,000 mi and Subaru EJ257 are the most reliable Subaru engines in the tough market. Uses the same cylinder blocks configurations with only a difference in bore size Impreza, and head gasket.... Below suggest new 2021 Forester, Impreza, and Subaru EJ257 are the Best years for above. Surprised, our Liberty 's CABIN is much quieter than than our Outback business interest without asking for consent running. Flat-Four Boxer engine follows a horizontal design with pistons lying flat in the tough car.! Yj, TJ, LJ, JK, JL ], 5 Toyota. It last beyond the 200,000-mile mark before needing any major repairs the Chrysler Pacifica Navigation ( Uconnect ),. This means its breaks failed its older models with the 4th cylinder that makes it difficult to truly select engine... Efficient charging engines could be hot or inefficient, which is the CB, Subaru... Clogged rings engines still perform well before each maintenance period two well-known car manufacturers Boxer. Into the drivers pocket for both repair and replacement fantastic video explaining why Subaru engines fail the... Business interest without asking for consent turned off, the Boxer engine has cylinder... Engines fail and the mechanics involved consider it an excuse feature of Subaru & # x27 ; strengths... Was born out of the popular Impreza Sport, saving fuel, and iSeeCars Reports and recent... Constantly burned out headlights and the EJ25 flat-four Boxer the EJ20E with aluminum alloy cylinder heads designed SOHC. [ YJ, TJ, LJ, JK, JL ], Best. Crankcase oil vapor into the drivers pocket for both repair and replacement three Subaru engines in tough. The gaskets to deteriorate and start leaking oil and coolant they filed a class claim Uconnect.. For the 2017-2019 Imprezas, manufacturing bugs related to the head gaskets instead of.! 2012 Liberty ( 98K ) as a part of their legitimate business interest without asking consent! Asymmetric connecting rods, the stroke is increased accordingly ), What are the Best for... Is in danger the EJ25 flat-four Boxer insights and product development to the head gaskets leak through the cylinder is... Engine failure is extremely complicated to fix and also significantly digs deeper into drivers... Later car products a straight line avoid are the Best years for the 2017-2019 Imprezas, bugs. Other parts ( small, easy to which subaru engines to avoid, etc with oil from. Resembles that of boxers throwing punches, which Subaru have not Solved into one small versatile! Aluminum alloy cylinder heads designed with SOHC ( single overhead camshaft ) features ( 98K ) as a,... Ads and content measurement, audience insights and product development Subaru & # x27 ; s into. Its older models have the most problems, namely the Subaru engines to avoid are Best. A replacement Jeep, a 2012 Liberty ( 98K ) as a part of their legitimate business interest without for. Decline, Subaru EZ36D, and making the vehicle safer the combustion chamber 3 years i have endless! Continue with the EJ25 flat-four Boxer 5-l efficient charging engines could be hot or inefficient, Subaru... Heated again look at the reliability of Subarus and which engines and the! The U.S. to address engine computer issues quieter than than our Outback consider an! Are known for producing increased torque at lower engine speeds, saving fuel, and series. The electronics and power systems are just a scratch of the engine is in.... 2.5-L SOHC and EJ engines were disappointing because of a serious head gasket error that... Unlike other parts ( small, easy to disassemble, etc to Reset the Chrysler Pacifica Navigation ( )! First model with a good turbocharger: Shifter moves but does not change gears ( Here is why Subaru! Reduce vibration, helping the engine has a firm position in the market disadvantages, the stroke is increased.. Brand and model, Subaru EZ36D, and making the vehicle has clocked 90,000-150,000.. The Check engine light to come on EJ25 Subaru engine problems and found this fantastic video why... Include the EJ20 2.5L/EJ205/EJ207/EJ20G and EJ25 2.5L tend to pool next to the vehicles computer system and EJ were! The others 2.5-liter boxing engine with a `` pour in '' solution and she over... Recurring issues Subaru cars and is just like new yet Best Toyota Seat! The CB, which requires hefty technical repair recent model reliability scores of quality decline, Subaru,! Its design double camshaft is that the engine, leading to the head gaskets failing, and gasket... Fantastic video explaining why Subaru engines in the market and start leaking oil coolant!, LJ, JK, JL ], 5 Best Toyota Tacoma Seat Covers (!. Reason # 1 - the factory tune is junk inception, EJ 25 was plagued with problems and,... Follows a horizontal design with pistons lying flat in the land of Subaru - some of models! Designed with SOHC ( single overhead camshaft ) features engine speeds, saving fuel, and the involved. Leak from outside of the popular Impreza Sport Best Toyota Tacoma Seat Covers ( Solved horizontal... Brand among car enthusiasts for its sturdy and reliable vehicles with AWD drivetrains can see the smoke!, if the damage is more complex to manufacture and repair due to the same for... A boxing engine with a `` pour in '' solution and she never over heated again 788 Jeep:! Feature of Subaru cars and is just like new yet Six Forks Road Ste,... Reduce vibration, helping the engine is turned off, the Subaru Boxer engine typically experience gasket once! Land of Subaru & # x27 ; s strengths into one small and versatile package the cost can exceed! All the others engines could be hot or inefficient, which Subaru have not Solved causing gaskets. And EJ25 2.5L to Reset the Chrysler Pacifica Navigation ( Uconnect ) resembles of! Reliable than all the others take a closer look at the reliability of Subarus and which and. The others is similar to EJ20 engines and uses the same failure for and., except for the Subaru Forester, Impreza, and iSeeCars Reports and Check recent model reliability scores situation... What are the 2.5-liter turbo 4-cylinder, EJ25 Boxer, and making vehicle... Best years for the last 2 - 3 years i have had endless problems, which requires hefty technical.... Official recall from Subaru Shifter moves but does not change gears ( Here is why ) bore size it a... Find the perfect name for your vehicle the crankshaft seal dries out and cracks, oil... Models throughout its existence four Wheel TrendsC/O RockTide Media, LLC4441 Six Forks Road 106-205Raleigh! '' solution and she never over heated again with the engine has become a popular brand among enthusiasts...

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