What is the most common problem with the Subaru Forester?
The most common problem with the Subaru Forester is the head gasket failure, which can be a costly and frustrating issue for many Forester owners. This problem has been a recurring theme for the Forester model over the years, affecting various model years and engine configurations.
What is the Head Gasket, and Why Does it Fail?
The head gasket is a critical component in the engine of a vehicle, responsible for sealing the cylinder head to the engine block. It helps maintain the proper compression and prevent coolant and oil from leaking into the combustion chambers. In the Subaru Forester, the head gasket is known to fail prematurely, leading to various problems, including coolant leaks, engine overheating, and even complete engine failure.
The primary reason for the Forester's head gasket issues is the design of the Subaru "boxer" engine, which is unique to the brand. The boxer engine configuration, with its horizontally opposed cylinders, places additional stress on the head gasket, making it more susceptible to failure over time.
Symptoms of Head Gasket Failure
- Coolant leaks, either visible or detected by a drop in coolant level
- Engine overheating, even with adequate coolant levels
- White, milky-looking engine oil, indicating a mixing of coolant and oil
- Visible steam or smoke coming from the engine or exhaust
- Loss of engine power or performance
If left unaddressed, a failed head gasket can lead to more severe engine damage, such as warped cylinder heads or a complete engine failure, which can be extremely costly to repair.
Addressing the Head Gasket Issue
Subaru has made efforts to address the head gasket problem in newer Forester models, but it remains a concern for many owners, especially those with older vehicles. The best course of action is to be proactive and have the head gasket inspected and replaced if necessary, even if no symptoms are present. Regular maintenance and monitoring of the cooling system can also help prevent or delay head gasket failure.
While the head gasket issue is a well-known problem with the Subaru Forester, it's important to note that not all Foresters will experience this issue, and the severity can vary depending on factors such as driving conditions, maintenance history, and engine configuration. Nonetheless, it's a concern that Forester owners should be aware of and prepared to address if necessary.
Does the Subaru Forester have transmission problems?
Comments Section Yes, the Transmissions of Foresters from 2014 - 2018 are known to have problems. Subaru extended the warranty on CVT transmissions to 10 years or 100000 miles. Rear wheel bearings are a common wear-item with XJ Foresters. They go out - not difficult to DIY replacement.
What is the class action lawsuit for the Subaru Forester?
Subaru Starlink Defects
2019-2023 Outback, Forester, Legacy, and WRX models are impacted by this class action, which alleges that the Starlink touchscreen infotainment system does not work properly. Consumers have described phantom inputs, a lack of responsiveness, freezing, rebooting, and more.
What year Subaru Foresters are being recalled?
According to the National Highway Traffic Safety Administration (NHTSA), Subaru has recalled 20,366 2025 Forester vehicles due to potentially being equipped with 18-inch aluminum alloy wheels with an "incorrect wheel lug seat surface."
What mileage do subarus start having problems?
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.
How many miles will the Subaru Forester last?
200,000 to 250,000 miles
With the proper care and maintenance, Foresters can usually last on average 200,000 to 250,000 miles which can be about 13 to 17 years based on a driving average of 15,000 miles per year.
Why does Subaru have a bad reputation?
Issues such as engine problems, failing oxygen sensors, Takata airbag recalls, transmission concerns, and rodent-attractive wiring can affect various Subaru models.
What Subaru models are being draining battery?
According to the Subaru battery settlement website, the Subaru vehicles in the lawsuit settlement include the 2015-2020 Subaru Outback, 2015-2020 Subaru Forester, 2015-2020 Subaru Legacy sedan, 2015-2020 Subaru WRX, and 2019-2020 Subaru Ascent 3-Row SUVs.
What is the most common Subaru issue?
Subaru's most common problem: transmission failure
Transmission slipping: If your Subaru is shuddering when you accelerate, you might need to replace a solenoid (wire coil) in the engine. Another possibility is a faulty front-wheel drive switch, which would require a new fuse.
How many miles can a Subaru Forester go on a full tank?
540 miles
The Subaru Forester can go as far as 540 miles with one full tank of fuel. This long driving range gives you fewer stops for fuel, route flexibility, and convenience in areas you're not familiar with.
What year does Subaru have a bad engine?
The performance-oriented Subaru WRX and WRX STI from 2008 to 2014 unfortunately did not escape their own set of difficulties. These cars were plagued with engine problems. Such problems included bearing failure in the EJ series of engines, leading to a major engine rebuild or replacement.
