2023 Subaru Solterra Recalls, Issues & Maintenance

The 2023 Subaru Solterra carries 4 open NHTSA recalls — most recently covering hub. Owners report 7 recurring issue clusters, led by “HVAC compressor failure and defroster inoperability.” Subaru's symmetrical AWD system places unusually high demands on differential fluid and transfer case service — skipping these is the most common cause of premature drivetrain wear. Older Subarus with the EJ25 engine (pre-2011) require timing belt replacement; FB and FA engines (2011+) use a maintenance-free chain. Subaru's published intervals below align with the owner's manual Schedule II (severe) which most US drivers qualify for.

4 Open Recalls

Source: NHTSA

WHEELS:HUB

Campaign #22V444000 · Jun 23, 2022

Issue: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2023 Subaru Solterra and Toyota BZ4X vehicles. The hub bolts on the wheels may loosen, causing a wheel to detach from the vehicle after low-mileage use.

Risk: A wheel detaching from a moving vehicle can result in a loss of vehicle control, increasing the risk of a crash.

Fix: Owners are advised not to drive their vehicles until they are repaired. Dealers will replace the hub bolts and wheels, free of charge. Letters notifying owners of the safety risk were mailed June 27, 2022. A second letter will be sent once the remedy is available. Owners may contact Toyota's customer service at 1-800-331-4331.

WHEELS:HUB

Campaign #23V064000 · Sep 2, 2023

Issue: Subaru of America, Inc. (Subaru) is recalling certain 2023 Solterra vehicles. Improperly tightened hub bolts may loosen and cause the wheels to detach from the vehicle.

Risk: Wheel detachment while driving can result in a loss of vehicle control, increasing the risk of a crash.

Fix: Owners are advised not to drive their vehicle until the repair has been completed. Dealers will inspect and tighten the hub bolts, if necessary, free of charge. Owner notification letters are expected to mailed March 1, 2023. Owners may contact Subaru's customer service at 1-844-373-6614. Subaru's number for this recall is WRE-23.

VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

Campaign #25V577000 · Apr 9, 2025

Issue: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2023-2025 bZ4X, Lexus RZ, and Subaru Solterra vehicles. During certain HVAC system faults, such as electrical compressor failure, the defroster and defogger system may become inoperative.

Risk: An inoperative defroster and defogger system can decrease the driver's visibility under certain driving conditions, increasing the risk of a crash.

Fix: Dealers will update the HVAC control ECU software, free of charge. Dealers will also inspect the electrical compressor, and replace it, if necessary, free of charge. Owner notification letters were mailed October 17, 2025. Owners may contact Toyota's customer service at 1-800-331-4331. Toyota's numbers for this recall are 25TB07 and 25TA07. Lexus' numbers for this recall are 25LB04 and 25LA04. Subaru's number for this recall is WRD-25.

BACK OVER PREVENTION:DISPLAY FUNCTION

Campaign #25V744000 · Oct 30, 2025

Issue: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2022-2026 Toyota, Lexus, and Subaru Solterra vehicles equipped with a Panoramic View Monitor (PVM) system. Please see the recall report for a complete list of models. A software error may cause the rearview camera to freeze or display a blank screen when the vehicle is in reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."

Risk: A rearview camera that fails to display an image can reduce the driver's view behind the vehicle, increasing the risk of a crash.

Fix: Dealers will update the parking assist software, free of charge. Owner letters were mailed January 2, 2026. Owners may contact Toyota's customer service at 1-800-331-4331. Toyota's numbers for this recall are 25TB13 and 25LB06. Subaru's number for this recall is WRE25.

Recall data refreshed Sep 13, 2026.

Known issues for this vehicle

What drivers and federal regulators have officially reported about the 2023 Subaru Solterra.

Reported to NHTSA

HVAC compressor failure and defroster inoperability

VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:COMPRESSOR

7 NHTSA complaints · 2024-01-24 → 2026-07-30

four days later, the vehicle made an abnormally loud sound while the HVAC system was engaged. Additionally, the HVAC system became inoperable, and the defroster and defogger were inoperable. The vehicle was taken back to the dealer, where it was diagnosed with an electrical compressor failure…
Owner report, NHTSA ODI #11725538
July 2026 (132,911 Miles): Only six months after the recall certification, the high-voltage electric compressor suffered a subsequent, total mechanical failure. The servicing dealership confirmed that the closed thermal loop is actively contaminated with metal debris…
Owner report, NHTSA ODI #11753828
Recently received a recall notice on the software and HVAC compressor. Took vehicle into dealership, and they told me my vehicle failed the recall. They said that there were only 7 replacement parts in the entire nation and they were all taken…
Owner report, NHTSA ODI #11699653

Read all complaints on NHTSA →

Adaptive cruise control failure to detect vehicles ahead

FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

5 NHTSA complaints · 2023-03-28 → 2024-10-05

During any precipitation, primarily rain, the adaptive cruise control fails to sense vehicles in front of it. This became alarming as the vehicle began to speed up and get alarmingly close to the other vehicle, causing driver to slam brakes…
Owner report, NHTSA ODI #11618264
THREE (3) times it did not see the car in front of me and I had to apply the brakes to slow the vehicle down or I may have hit the vehicle in front of me. As mentioned above, this happened in very misty conditions…
Owner report, NHTSA ODI #11514133
My car began to accelerate to the speed which is was set at and didn't detect the car in front which was stopped at a traffic light. I had to quickly apply my brakes to avoid a collision…
Owner report, NHTSA ODI #11550158

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Unintended acceleration during low-speed maneuvering

VEHICLE SPEED CONTROL, FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING

4 NHTSA complaints · 2023-08-14 → 2025-04-21

Sudden unintended acceleration while maneuvering to park. The acceleration was instantaneous and forceful, that in less than 20 feet of rapid movement the car forced itself over some utility poles laying behind the intended parking spot…
Owner report, NHTSA ODI #11655928
Subaru Solterra - Sudden unexpected acceleration with no ability to brake or steer. Message appeared "System Malfunction" Crashed into woods; small trees slowed and stopped car; airbags did not deploy…
Owner report, NHTSA ODI #11538316

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Rear electric motor and drive unit humming or grinding noise

POWER TRAIN

4 NHTSA complaints · 2025-11-16 → 2026-05-01

I had been hearing a humming noise for around a year and when reported to the dealer I was told that the rear electric motor had to be replaced. I had been researching online about this issue and apparently, is something a lot of Solterra owner have gone through…
Owner report, NHTSA ODI #11735160
Was told by Subaru today that the rear drive unit of the rear motor needs replaced already at 50k miles and was not covered under warranty. Upon searching online it appears that Subaru Solterras and the Toyota Bz4x are having multiple users report this issue…
Owner report, NHTSA ODI #11707921
Rear differential has intermittent grinding noise that was confirmed by dealership. Eventually the differential will fail which will cause the car to stop unexpectedly.
Owner report, NHTSA ODI #11699626

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DC fast charging rate and reported range discrepancy

FUEL/PROPULSION SYSTEM, ELECTRICAL SYSTEM, UNKNOWN OR OTHER

5 NHTSA complaints · 2023-07-04 → 2025-08-12

Slow DC charging of Subaru Solterra 2023 at low temperatures is unsafe for toddlers and babies. The battery pack of Subaru Solterra 2023 has a slow charging rate at DC, and with low temperature( 32 F), it becomes even slower…
Owner report, NHTSA ODI #11572031
On one occasion, after charging for 48 minutes at a Level 3 DC fast charger, I gained only 53 miles of range, then lost 17 of those miles in just 2 miles of driving…
Owner report, NHTSA ODI #11680030

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Underbody shield and fender liner detachment in water

STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS, STRUCTURE:BODY

3 NHTSA complaints · 2023-09-14 → 2025-01-31

Left and right wheel well liners , front undertray and rear undertray came off while driving at slow speed on a street that had about 8 inches of water during heavy rain. I took the car to the Subaru dealer to get fixed under the guarantee as the car was just 6 months old and 7,553 miles…
Owner report, NHTSA ODI #11544506
Driving vehicle during rain storm at 10mph through standing water approximately 1 foot depth while exiting freeway in San Francisco caused front bumper components to loosen/crack, front fender liners to tear off, thereby exposing the electrical components of the battery drive unit…
Owner report, NHTSA ODI #11639850

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Piano black center console trim glare into driver's eyes

STRUCTURE:BODY

3 NHTSA complaints · 2023-05-29 → 2025-08-23

On the 23-25MY Subaru Solterra there is piano black reflective material plastics on the center console. It is angled slightly and when the sun is shinning through the windshield from directly above the car, such as noon/lunch time. The sun reflects directly into the drivers eyes…
Owner report, NHTSA ODI #11682564
When the sun is at certain angles in the middle of the day, direct sunlight bounces off of the high-gloss plastic trim around the shifting knob directly into the driver's eyes. This is distracting and makes it hard to see the road.
Owner report, NHTSA ODI #11725788

Read all complaints on NHTSA →

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 14, 2026. Investigation data refreshed Sep 14, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.

Essential maintenance

Critical for safety and preventing major damage

Engine Oil & Filter

Every 6,000 mi

Replace 0W-20 full-synthetic oil and filter every 6,000 miles. WRX/STI 2.0L/2.5L turbo: 3,750 miles. Non-turbo FB engines: 6,000 miles severe / 10,000 normal.

Estimated cost — typical U.S. ranges

Dealer

~$120–$160

Shop

~$85–$115

DIY

~$25–$55

Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.

Tire Rotation

Every 7,500 mi

Rotate tires every 7,500 miles. Critical on Subaru AWD — uneven tread depth across all 4 tires (>2/32") forces the center differential to bind, damaging the AWD coupling.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Often free at the shop where you bought the tires — worth asking before paying.

Brake Inspection

Every 7,500 mi

Inspect brake pads, rotors, calipers, and parking brake every 7,500 miles. Outback and Forester pads commonly last 35,000-50,000 miles depending on terrain.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.

Front Differential / Manual Transmission Fluid

Every 30,000 mi

Replace front differential and manual transmission fluid every 30,000 miles. CVT models use proprietary Subaru CVT fluid — a separate item.

Estimated cost — typical U.S. ranges

Dealer

~$150–$195

Shop

~$105–$135

DIY

~$20–$50

Rear Differential Fluid

Every 30,000 mi

Replace rear differential fluid every 30,000 miles. Use Subaru 75W-90 GL-5 — substitutes can cause whining noises within months.

Estimated cost — typical U.S. ranges

Dealer

~$150–$195

Shop

~$105–$135

DIY

~$20–$50

CVT Fluid (Lineartronic)

Every 30,000 mi

Subaru CVT models (Outback, Legacy, Forester, Crosstrek, Impreza, Ascent): replace Lineartronic CVT fluid every 30,000 miles severe / 60,000 normal. Subaru High-Torque CVT-II fluid only — incorrect fluid destroys the chain-and-pulley system.

Estimated cost — typical U.S. ranges

Dealer

~$360–$500

Shop

~$255–$355

DIY

~$80–$180

CVT fluid is manufacturer-specific and pricey — do NOT substitute conventional ATF.

Timing Belt (EJ25 engines, pre-2011)

Every 105,000 mi

Older Subarus with the EJ25 boxer engine (Forester, Outback, Legacy 1996-2010): replace timing belt every 105,000 miles. FB and FA boxer engines (2011+) use a chain — no scheduled replacement.

Estimated cost — typical U.S. ranges

Dealer

~$935–$1175

Shop

~$655–$825

DIY

Pro only

On interference engines, a snapped belt destroys valves. Worth doing on schedule. Bundle water pump + tensioner — labor is already there.

Brake Fluid

Every 30,000 mi

Replace DOT 3 brake fluid every 30,000 miles or 30 months. Subaru's brake hold and EyeSight automatic emergency braking depend on uncontaminated fluid.

Estimated cost — typical U.S. ranges

Dealer

~$180–$200

Shop

~$125–$140

DIY

~$10–$25

DOT 3 or 4 — match the cap. Vacuum bleeders make this a one-person DIY.

Important maintenance

Keeps your vehicle running smoothly and efficiently

Engine Air Filter

Every 30,000 mi

Replace engine air filter every 30,000 miles. WRX/STI: inspect every oil change due to the higher airflow demand of the turbo intake.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

5-minute job on most cars; the airbox lid usually has clips, no tools needed.

Spark Plugs

Every 60,000 mi

Iridium plugs every 60,000 miles on FB engines. WRX/STI 2.5L turbo: 30,000 miles due to higher cylinder pressures and EGT.

Estimated cost — typical U.S. ranges

Dealer

~$285–$390

Shop

~$200–$275

DIY

~$25–$100

Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.

Super Coolant

Every 30,000 mi

Subaru Super Coolant (blue): first change at 137,500 miles or 11 years, then every 30,000 miles. Do not substitute green or orange — head gasket sealing chemistry depends on the formula.

Estimated cost — typical U.S. ranges

Dealer

~$285–$330

Shop

~$200–$235

DIY

~$25–$60

Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.

Recommended maintenance

Extends the life of your vehicle and improves comfort

Cabin Air Filter

Every 15,000 mi

Replace cabin air filter every 15,000 miles. Behind the glove box on most Subaru models.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

Usually behind the glovebox. Shops charge labor for a 10-minute job — easy DIY win.

Fatal crash history & reported problems

Occupant deaths in fatal crashes (FARS)

1 crashes 2010–2024

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road. How to read this number

Owner-reported problem signals

Separate from the federal fatality data above: complaints owners filed with NHTSA about this year and model. These are reports of problems, unverified, and are counted here only as signals.

4

complaints mentioning a crash

0

complaints mentioning a fire

Reviewed known issues for this vehicle·Open recalls for this vehicle

Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.

How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.

This maintenance schedule for the 2023 Subaru Solterra reflects Subaru's published service intervals. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.