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2018 Subaru Outback fuel system problems

severe Owners of the 2018 Subaru Outback have filed 3 NHTSA complaints about the fuel system at roughly $1,200 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation. See fuel system across all vehicles →

Complaints
3
Recalls
1
Avg fix
$1,200
fuel system complaints on the Subaru Outback, by model year
Model yearfuel system complaints
2018 Outback (this page) 3
2019 Outback 8
1injury
What stands out

Of the 5 model years of Subaru Outback we track for fuel system problems, this one has the fewest owner complaints on file (3).

No new NHTSA fuel system complaint has been filed on this vehicle in over 7 years — the issue may be aging out of the active population.

Related recalls

severe NHTSA 21V587000 July 29, 2021

Subaru of America, Inc

Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.

Fix: Dealers will replace the low-pressure fuel pump, free of charge. Owner notification letters were mailed September 24, 2021. Subaru and Toyota owners may call customer service at 1-844-373-6614. Subaru's number for this recall is WRG-21.

Is there a fix? Manufacturer service bulletins

The manufacturer has issued service bulletins covering fuel system on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.

Service Bulletin WRG-21R May 2022

Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.

full bulletin at NHTSA ↗
Service Bulletin WRG-21R Dec 2021

Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.

full bulletin at NHTSA ↗
Service Bulletin WRG-21 Nov 2021

Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.

full bulletin at NHTSA ↗
Service Bulletin WRG-21R Oct 2021

Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.

full bulletin at NHTSA ↗
Service Bulletin Subarunet Announ Oct 2021

WRG-21 Fuel Pump Impeller Failure Safety Recall – Owner Notification.

full bulletin at NHTSA ↗

Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.

What owners are reporting 1 most recent

fuel system · filed 12/28/2018

Tl* the contact owns a 2018 Subaru outback. The contact received a recall notification for NHTSA campaign number: 18v773000 (electrical system, fuel system, gasoline) and stated that the manufacturer failed to repair the vehicle within a reasonable amount of time. The dealer (Subaru of santa cruz, 4100 auto plaza drive, capitola, ca 95010) confirmed that parts were not available to perform the…

Had fuel system trouble with your 2018 Subaru Outback? File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.

Common questions

How serious is the fuel system problem on the 2018 Subaru Outback?

It's a meaningful issue. 3 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $1,200.

At what mileage does the fuel system typically fail?

Based on the 3 complaints filed, fuel system issues most often appear around 34,450 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.

What does it cost to fix?

Independent shops typically charge around $1,200 for fuel system repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.

Are there any recalls related to fuel system?

Yes — 1 active recall(s) cover fuel system issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.

Related

Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database. Verify the raw federal record at nhtsa.gov/vehicle/2018/Subaru/Outback. Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are independent-shop national averages and may differ in your area. Some links on this page are affiliate links.
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