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Can you drive a Subaru with a blown turbo?

The short answer is yes, you can drive a Subaru with a blown turbo, but it's not recommended. Driving with a malfunctioning turbocharger can cause further damage to your engine and may even be unsafe. In this article, we'll explore the implications of driving a Subaru with a blown turbo and provide guidance on the best course of action.


Understanding Turbochargers in Subarus


Subarus, particularly their performance-oriented models, often come equipped with turbochargers. These devices use the exhaust gases from the engine to spin a turbine, which in turn compresses the air entering the engine, allowing it to produce more power. However, if the turbocharger fails or becomes damaged, it can lead to a "blown" turbo, which means the turbocharger is no longer functioning properly.


Driving with a Blown Turbo


While it is possible to drive a Subaru with a blown turbo, it is not recommended. Doing so can lead to several issues:



  • Reduced Performance: Without a functioning turbocharger, the engine will not be able to produce the same level of power, resulting in a significant decrease in acceleration and overall performance.

  • Increased Fuel Consumption: The engine will have to work harder to maintain the same level of power, leading to higher fuel consumption and reduced fuel efficiency.

  • Potential Engine Damage: Driving with a blown turbo can cause further damage to the engine, as the engine may be working harder than it was designed to, leading to increased wear and tear on internal components.

  • Safety Concerns: Driving with a malfunctioning turbocharger can be unsafe, as the vehicle may not respond as expected, particularly at higher speeds or during emergency maneuvers.


It's important to note that the severity of the turbo failure can also impact the extent of the issues. A minor turbo issue may not cause as much of a problem as a complete turbo failure.


What to Do if Your Turbo Blows


If you suspect your Subaru's turbocharger has failed, the best course of action is to have it inspected and repaired by a qualified mechanic as soon as possible. Attempting to drive with a blown turbo can lead to further damage and may even void your vehicle's warranty. The mechanic can assess the extent of the damage and recommend the appropriate repair or replacement options.


In summary, while it is possible to drive a Subaru with a blown turbo, it is not recommended. Doing so can lead to reduced performance, increased fuel consumption, potential engine damage, and safety concerns. If you suspect your turbocharger has failed, it's best to have it inspected and repaired by a qualified mechanic to avoid further issues.

How much does it cost to fix a blown turbo?


Average cost of turbocharger replacement
On average, the cost to replace a turbocharger can be $2,000 or more. The turbo can cost at least $1,500, while labor will typically run $500 or more. However, the type of car you drive and the engine it has will impact the final price you pay.



How long do turbo Subaru engines last?


It still comes down to driving habits, routine oil changes, and primary care of the car. Most Subaru engines can be expected to last through 200,000 miles before needing significant maintenance or repairs.



Can blown turbo damage an engine?


Engine Damage: If the turbo is failing, it can cause excessive back pressure, potentially leading to engine damage over time. Oil Leaks: A faulty turbo may leak oil, which can result in oil starvation to the engine, leading to severe engine problems.



Do subarus have turbo problems?


What it is: Some Subaru 2.4L turbo engines have been reported to have weak phasers, which can cause a rattling noise during startup and affect the engine's timing. Potential causes: The phasers, which adjust the camshaft timing, can wear out prematurely due to the high stresses of turbocharged operation.



Is it worth fixing a turbo on a car?


Fixing a turbocharger can be a cost-effective solution if the damage is minimal. For example, if the turbocharger has a small oil leak or a damaged seal, these issues can often be repaired without having to replace the entire unit. This can save you money compared to the cost of buying a new turbocharger.



How to tell if a turbo is blown?


The symptoms of a damaged or failing turbo are:

  1. Loss of power.
  2. Slower, louder acceleration.
  3. Difficulty maintaining high speeds.
  4. Blue/grey smoke coming from the exhaust.
  5. Engine dashboard light is showing.



What is the biggest problem with Subaru engines?


One of the most notorious issues plaguing Subaru vehicles is head gasket leaks, particularly in older models with the EJ series engines. These leaks can lead to coolant loss, overheating, and potential engine damage if left untreated.



What happens if I don't fix my turbo?


Turbos can have a lengthy death, it will manifest in oil consumption and more noisy turbo. You can also have a abrupt death where the bearings think they are ready for afterlife. You will definitely notice later scenario as it doesn't sound healthy and you will have a loss in power.



Is it safe to drive with a blown turbo?


Although the car will move with a blown turbo, it would be far more preferable to stop driving it and have the car taken to the garage to have the turbo repaired or a replacement installed. The longer the blown turbo is left without repair, the more damage can be caused to the car's engine.



What are 3 symptoms if turbo has failed?


The symptoms of a damaged or failing turbo are:

  • Loss of power.
  • Slower, louder acceleration.
  • Difficulty maintaining high speeds.
  • Blue/grey smoke coming from the exhaust.
  • Engine dashboard light is showing.


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.