2018 Subaru Outback Common Problems & Defect Telemetry
Authoritative defect intelligence synthesized from 807 verified NHTSA owner complaints, 3 federal safety recalls, and interquartile failure mileage telemetry.
The 2018 Subaru Outback receives a 3.7/10 MazicBay Reliability Index based on 807 verified NHTSA federal complaints and 3 safety recalls. The primary reported failure mode is Electric Power Steering Assist & Suspension Noise Reports with a median failure point at 10,000 miles (IQR: 5,500 – 20,600 mi). Out-of-warranty repairs benchmark at $450 – $1,400 .
50.4 complaints / 10k sold
Verified US federal records
Crash, fire & stall audit
3 Active / Free Remedies
Top Reported Problem Clusters (7)
Electric Power Steering Assist & Suspension Noise Reports
- Sudden loss of electric power steering assist
- Steering wheel pull or highway wander
- Clunking / knocking noise over bumps
“This is my fourth Subaru Outback windshield. The car has 80K. I had it replaced in 2019 when a rock hit the screen by safelight. I had another crack (no rock) fixed in July 2021 and another crack (unclear source) fixed in August 2025, both by Subaru. This weekend I got my four...”
“Report on Accident ... 4TH DISTRICT wHEATON MARYLAND ... ... I was driving west on ... at approximately .... As I approached the intersection at ... the TRAFIC light cars were stopped . I was in the left hand lane because I was going to turn on to ... . As approached the inter...”
“Hood flew open at 70 mph on smooth highway. Visibility was restricted to narrow field below open hood and front windshield was cracked through force of impact of hood on front windshield.”
Electrical Parasitic Drain, Infotainment & Harness Reports
- Unexplained battery drain after sitting overnight
- Infotainment display / instrument cluster blackouts
- Accessory malfunction / alternator fault warnings
“I am reporting a safety defect involving the infotainment touchscreen in my 2018 Subaru Outback). The touchscreen has developed visible "bubbles" under the screen lamination, with lines and bubbling appearing beneath the surface of the display. As the weather got warmer, the i...”
“The infotainment touchscreen in my 2018 Subaru Outback has developed severe internal delamination and persistent phantom or ghost touches. The screen randomly changes navigation routes, places telephone calls, changes audio selections, and moves between menus without driver in...”
“2018 Subaru Outback Infotainment center glass delamination causing the system to come on by itself start malfunctioning switching between channels or apps and potentially startle / distract the driver. Incident has been ongoing for over 8 months..”
Engine Stalling, Oil Consumption & Cooling Defect Reports
- Engine sudden stall / hesitation while driving
- Abnormal oil burning / consumption
- Check Engine Light (MIL) flashing
- Engine overheating / coolant loss
“Engine cam carrier seals are leaking. Repair cost is $5,700 plus tax. Vehicle is well cared for and well maintained with only 96,000 miles The Subaru Manufacturer was contacted and will do nothing to fix and does not admit engineer defect nor manufacturing defect. Basically, 9...”
“Acceleration was very sluggish and un-responsive Gears would strangely slip on the highway resulting in engine racing up Rotating sound would come and go”
“Report on Accident ... 4TH DISTRICT wHEATON MARYLAND ... ... I was driving west on ... at approximately .... As I approached the intersection at ... the TRAFIC light cars were stopped . I was in the left hand lane because I was going to turn on to ... . As approached the inter...”
Service Brakes, ABS Actuator & Master Cylinder Reports
- Spongy or hard brake pedal travel
- ABS / Brake warning light illuminated
- Extended stopping distance / pedal vibration
“Report on Accident ... 4TH DISTRICT wHEATON MARYLAND ... ... I was driving west on ... at approximately .... As I approached the intersection at ... the TRAFIC light cars were stopped . I was in the left hand lane because I was going to turn on to ... . As approached the inter...”
“Driving slowly in a parking lot, I applied the brakes as I approached a parking space. Instead of slowing down, the car inexplicably accelerated quickly and did not respond to increased pressure on the brakes. The car was propelled into a metal post, resulting in my glasses fl...”
“The contact owns a 2018 Subaru Outback. The contact stated that while depressing the brake pedal to park the vehicle, the brake lights failed to illuminate as designed. While returning to the vehicle after the vehicle was parked and attempting to start the vehicle, the vehicle...”
Transmission Hesitation, Hard Shifting & Slipping Reports
- Hard gear shifts / delayed engagement into Drive/Reverse
- Transmission shudder / jerking under acceleration
- Transmission slipping between gears
“Acceleration was very sluggish and un-responsive Gears would strangely slip on the highway resulting in engine racing up Rotating sound would come and go”
“Had my recalls completed and started having jerking on my way home from the dealership. Didn’t have any issues prior and I drove 2 hours to the closest Subaru dealership. Had transmission serviced and still doing it. Read the fuel update and head unit updated could take a bit ...”
“The head unit of the stereo/info system is malfunctioning. The screen is delaminating from the face of the LED touchscreen panel, which causes the unit to experience "phantom touches." These cause the screen to constantly change displays, zoom in/out of navigation software, an...”
Airbag Occupant Detection & Inflator Defect Reports
- SRS Airbag warning lamp illuminated
- Passenger occupant classification sensor failure
- Seat belt retractor lockup
“Report on Accident ... 4TH DISTRICT wHEATON MARYLAND ... ... I was driving west on ... at approximately .... As I approached the intersection at ... the TRAFIC light cars were stopped . I was in the left hand lane because I was going to turn on to ... . As approached the inter...”
“Driving slowly in a parking lot, I applied the brakes as I approached a parking space. Instead of slowing down, the car inexplicably accelerated quickly and did not respond to increased pressure on the brakes. The car was propelled into a metal post, resulting in my glasses fl...”
“This is a Base model automobile with manual seats. The right front passenger seat unlocked without warning during a quick deceleration. The seat slid forward on mounting rails and caused the front passenger to be squished between forward motion of seat and the seat belt. Lucky...”
Fuel Pump Pressure Loss & Fuel Delivery Defect Reports
- Sudden loss of propulsion power at highway speeds
- Extended engine cranking / failure to restart
- Fuel odor near fuel tank / engine bay
“Two incidents of unprovoked acceleration 1st incident: approximately March 2021 Slowly backing up at a gas station and experienced sudden acceleration causing the car to hit a metal guard at the fuel pump. This resulted in damage to the vehicle requiring repair. 2nd incident: ...”
“The contact owns a 2018 Subaru Outback. The contact stated that while their wife was pulling into a parking space, uphill, when the vehicle suddenly accelerated. The vehicle jumped the curb and crashed into a sign. The vehicle continued accelerating approximately a car length ...”
“Car stalled in a busy intersection. No warning lights occurred when this happened Diagnosed as a faulty fuel pump”
Official NHTSA Safety Recalls (3)
VISIBILITY:REARVIEW MIRRORS/DEVICES
Summary: Subaru of America, Inc. (Subaru) is recalling certain 2018 Legacy, Outback, and BRZ vehicles. In the affected vehicles, a software issue may cause the audio display system to not initialize, resulting in the camera display remaining blank. If this occurs, the rearview image will not display while backing up the vehicle. As a result, the vehicles fail to comply with requirements of Federal Motor Vehicle Safety (FMVSS) number 111, "Rearview Mirrors."
ELECTRICAL SYSTEM:SOFTWARE
Summary: Subaru of America, Inc. (Subaru) is recalling certain 2018 Subaru Legacy and Outback vehicles. Due to a software error, the low fuel warning light may not illuminate at the intended remaining fuel level and the miles-to-empty display may incorrectly indicate a positive number despite the tank being empty.
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Summary: 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.
Pre-Purchase Inspection Checklist for 2018 Subaru Outback
Before purchasing a used 2018 Subaru Outback, perform the following targeted inspections based on reported federal defect patterns:
Scan the OBD-II port under the dash for pending freeze-frame codes (e.g. P0300 misfires, P0087 fuel rail pressure, P0420 catalytic efficiency).
Test vehicle at low-speed stop-and-go and highway merges. Check for delayed reverse engagement or gear shift shudder between 2nd and 3rd gears.
Verify that all 3 NHTSA safety recall campaigns have been performed by an authorized dealership using the VIN.
Ensure the instrument cluster, center screen, and auxiliary charging ports operate with stable 12.0V–14.4V alternator voltage.
Defect & Reliability Q&A: 2018 Subaru Outback
Is the 2018 Subaru Outback a reliable used car?
The 2018 Subaru Outback earns a 3.7/10 MazicBay Reliability Index based on 807 federal owner reports. Vehicles maintained under factory service schedules exhibit strong longevity past 150,000 miles.
What is the most frequent defect reported on the 2018 Subaru Outback?
The leading complaint category is Electric Power Steering Assist & Suspension Noise Reports, with a median failure point around 10,000 miles (IQR: 5,500 – 20,600 mi).
Are there free recall repairs available for the 2018 Subaru Outback?
Yes, the NHTSA records 3 safety recall campaign(s) for this model year. All safety recalls are performed 100% free of charge by authorized franchise dealerships regardless of vehicle warranty status.