Most common 2018 Subaru Forester problems
Share of the 498 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Subaru Forester complaints by model year
Best Forester years: 2013, 2024. Years to avoid: 2019, 2020, 2017, 2015, 2018. Compare all years →
2018 Subaru Forester recalls (3)
Fuel system, gasoline › Delivery › Fuel pump
Subaru of America, Inc. (Subaru) is recalling certain 2019-2020 Ascent, 2018 Forester, 2018-2020 Impreza, Legacy, Outback, 2018-2019 BRZ, WRX, and Toyota 86 vehicles. The low-pressure fuel pump inside the fuel tank may fail.
Remedy: 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.
Air bags › Sensor › Occupant classification
Subaru of America, Inc. (Subaru) is recalling certain 2015-2018 Forester vehicles equipped with heated seats. An electrical connection in the front passenger seat for the Occupant Detection System (ODS) may loosen.
Remedy: Subaru will notify owners, and dealers will inspect and, as necessary, replace the ODS sensor mat harness, free of charge. The recall began February 11, 2020.
Equipment › Other › Labels
Subaru of America, Inc. (Subaru) is recalling certain 2018 Subaru Forester vehicles. The Certification Label may indicate the incorrect wheel size, tire size, and air pressure. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."
Remedy: Subaru will notify owners, and dealers will install a corrected label, free of charge. The recall began July 26, 2018. Owners may contact Subaru customer service at 1-844-373-6614.
NHTSA defect investigations
Federal safety investigators have looked into a possible defect involving the 2018 Subaru Forester:
Occupant Detection System (ODS) Failure
The Office of Defects Investigation (ODI) opened PE19-009 to investigate 51 complaints and additional Early Warning Report (EWR) data related to allegations of front passenger seat Occupant Detection System (ODS) malfunctions in model year (MY) 2016 through 2018 Subaru Forester vehicles.
What 2018 Subaru Forester owners say
Windows, wipers & sunroof all 155 →
The contact stated that his girlfriend owns a 2018 Subaru Forester. The contact stated that when the vehicle was purchased, the front windshield seal dislodged and was visible by the dashboard. The contact stated that the seal should not be visible. The dealer was contacted and stated that they could not repair the windshield. The contact stated that a rock recently struck the windshield and a spider crack appeared; starting where the seal was not properly seated. The contact stated that the vehicle was not diagnosed or repaired as he was awaiting an appointment with the dealer. The manufacturer was not made aware of the failure. The approximate failure mileage was 5,000.
The contact owns a 2018 Subaru Forester. The contact stated that while attempting to start the vehicle, the vehicle failed to start-up. The vehicle was towed to the local dealer who diagnosed that rodents had eaten through the engine wiring harness. The contact was informed that the wiring harness was made of a soy-based material that was attractive to rodents. The vehicle was not yet repaired. The contact indicated that 2 weeks prior the windshield wiper fluid spray mechanism was inoperable due to a similar failure with rodents eating the soy-based tubing. The manufacturer was not yet notified. The VIN was not available. The failure mileage was 27,000.
Air bags all 99 →
The contact owns a 2018 Subaru Forester. The contact stated that the front passenger's side air bag warning light was intermittently flashing on the instrument panel with or without an occupant seated in the front passenger's seat. The vehicle was taken to a dealer where a diagnostic test was performed; the diagnostic test discovered that the occupant detection system mat was defective and needed to be replaced. Upon investigation, the contact discovered NHTSA Campaign Number: 19V701000 (Air Bags) which was linked to the failure; however, the vehicle was not included in the recall. The manufacturer was then notified of the failure and confirmed that the vehicle was not included in the recall. The vehicle was not repaired. The failure mileage was approximately 57,000.
The contact owns a 2018 Subaru Forester. The contact stated that while driving, the passenger's side air bag warning light illuminated. The vehicle was taken to the dealer where it was diagnosed with ODS failure. The contact was informed that the ODS needed to be replaced. The manufacturer had covered the cost for the diagnostic test. The contact referenced NHTSA Campaign Number: 19V701000 (Air Bags); however, the VIN was not associated with the recall. The manufacturer was contacted by phone and made aware of the failure. The manufacturer offered to help with the cost of the repair. The failure mileage was approximately 100.
Electrical system all 71 →
The contact owns a 2018 Subaru Forester. The contact stated that while attempting to start the vehicle, the vehicle failed to start-up. The vehicle was towed to the local dealer who diagnosed that rodents had eaten through the engine wiring harness. The contact was informed that the wiring harness was made of a soy-based material that was attractive to rodents. The vehicle was not yet repaired. The contact indicated that 2 weeks prior the windshield wiper fluid spray mechanism was inoperable due to a similar failure with rodents eating the soy-based tubing. The manufacturer was not yet notified. The VIN was not available. The failure mileage was 27,000.
The contact owns a 2018 Subaru Forester. The contact stated that she was unable to start the vehicle. The contact stated that the power steering warning light was illuminated. The contact stated that after 5 minutes she was able to start the vehicle and to drive to her destination. The vehicle was not diagnosed or repaired. A dealer was not contacted. The manufacturer had not been informed of the failure. The failure mileage was 77,978.
2018 Subaru Forester engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 2.5L 4-cyl | CVT | AWD | 26 / 32 / 28 |
| 2.0L 4-cyl turbo | CVT | AWD | 23 / 27 / 25 |
| 2.5L 4-cyl | 6-speed manual | AWD | 22 / 28 / 24 |
EPA ratings. Class: Small SUV.
Frequently asked questions
Is the 2018 Subaru Forester a good car?
Based on 498 owner complaints filed with NHTSA, the 2018 Forester rates avoid: 5.4× as many complaints as a typical year of the Forester at the same age. It is one of the Forester years we suggest avoiding. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2018 Subaru Forester?
The windows, wipers & sunroof — 155 complaints, 31% of all complaints for this model year, most often about windshield. Next are the air bags (99) and electrical system (71).
How many recalls does the 2018 Subaru Forester have?
There are 3 recalls for the 2018 Subaru Forester, the most recent from July 29, 2021 (fuel pump). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Subaru Forester?
The best years by complaints, compared at the same age, are 2013 and 2024. Years to avoid or approach with caution: 2019, 2020, 2017, 2015 and 2018. See the full Subaru Forester years comparison.
At what mileage do 2018 Subaru Forester problems happen?
The median mileage reported in complaints is about 16,000 miles; 92% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.