What is the 2023-2026 Subaru Ascent EyeSight Pre-Collision Braking Activates With No Obstacle (Phantom Braking)?

Owners of later Ascents report the EyeSight automatic emergency braking system applying the hydraulic brakes hard with no driver input and no obstacle present - on open highway, mid-turn, and while taking a curve. A proposed class action filed May 11, 2026 in the U.S. District Co… Repairs typically run $0-$400. Severity: high.

What is the 2019-2025 Subaru Ascent Windshield Spontaneous Cracking?

The Ascent has one of the highest rates of windshield cracking complaints of any Subaru model. Cracks frequently originate near the EyeSight camera housing or from windshield edges without any rock impact. The large windshield, acoustic lamination, steep rake angle, and EyeSight… Repairs typically run $600-$1,800. Severity: medium.

What is the 2019-2024 Subaru Ascent Parasitic Battery Drain - Dead Battery After Sitting?

Ascents commonly experience dead batteries after sitting for 3-5 days without driving. The numerous electronic modules (Starlink telematics, EyeSight, keyless access, remote start receiver) create a high parasitic draw that depletes the battery when the vehicle is not driven regu… Repairs typically run $150-$400. Severity: medium.

What is the 2019-2023 Subaru Ascent Front Strut Internal Rebound Stopper Rattle / Clunk Over Bumps (TSB 05-90-24R)?

One of the most-reported Ascent complaints on the owner forums: a sharp metallic clunk or rattle from the front suspension over small bumps, expansion joints and parking-lot speed bumps, often present from low mileage and frequently misdiagnosed at the dealer as sway-bar links, e… Repairs typically run $450-$1,100. Severity: medium.

What is the 2019-2023 Subaru Ascent Undersized Front Brake Rotors and Pads - Pulsation and Shudder Under 30,000 Miles?

The Ascent is the heaviest vehicle Subaru sells but carries brake hardware close to that of lighter models, and owners repeatedly report steering-wheel and pedal pulsation under braking starting around 18,000-20,000 miles, worsening to a full-vehicle shudder by 20,000-30,000. The… Repairs typically run $450-$1,300. Severity: medium.

What is the 2019-2025 Subaru Ascent A/C Condenser Leak from Road Debris?

The Ascent's A/C condenser is positioned directly behind the front bumper with inadequate protection from road debris. Small rocks and gravel puncture the thin condenser fins and tubes, causing refrigerant leaks. The issue is particularly common on gravel roads or in construction… Repairs typically run $600-$1,400. Severity: medium.

What is the 2019-2023 Subaru Ascent Exhaust Pipe Front Cracks at the Weld - Rattle and Flutter from Under the Vehicle (TSB 09-106-23)?

The Exhaust Pipe Front (EPF) on the FA24F-powered Ascent cracks at a weld joint, producing a rattling or fluttering sound from the undercarriage under acceleration. The noise is often mistaken for a loose heat shield. Subaru traced it to weld durability on the EPF and changed the… Repairs typically run $400-$1,300. Severity: medium.

What is the 2019-2026 Subaru Ascent Incorrect Gross Axle Weight Rating on Certification Label (Recall 26V436)?

Subaru is recalling roughly 541,000 vehicles, including every 2019-2026 Ascent, because the federally required certification label on the driver's door jamb carries an incorrect Gross Axle Weight Rating. Owners who load the vehicle to the number printed on the label - a real scen… Repairs typically run $0-$0. Severity: low.

Subaru · Known Issues

2023 Subaru Ascent Problems: 12 Known Issues

2023 model year · 3,170+ owner reports · Updated September 2026

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According to Au7o's analysis of 3,170+ owner reports, the 2023 Subaru Ascent has 12 documented known issues, with 5 rated critical. The most serious are CVT Transmission Hesitation and Harsh Engagement ($0-$9,000 repair), CVT Valve Body Failure and Transmission Warning ($1,500-$8,500 repair), Driveshaft Center Support Bolts Can Loosen and Disconnect Front of Driveshaft (Recall 23V647 / WRN-23), EyeSight Pre-Collision Braking Activates With No Obstacle (Phantom Braking) ($0-$400 repair) and Tire Bead Damaged During Wheel Mounting on 20-Inch Wheels - Rapid Deflation (Recall 23V258 / WRH-23) ($0-$0 repair). The most commonly reported issue is CVT Transmission Hesitation and Harsh Engagement with 1,300 owner reports. Across all issues with published estimates, repair costs range from $150 to $9,000. DIY maintenance guides at au7o.io.

Frequently Asked Questions

What are the most common Subaru Ascent problems?

According to Au7o's analysis of 3,170+ owner reports, the 2023 Subaru Ascent has 12 documented issues. The most frequently reported are: CVT Transmission Hesitation and Harsh Engagement, CVT Valve Body Failure and Transmission Warning, Driveshaft Center Support Bolts Can Loosen and Disconnect Front of Driveshaft (Recall 23V647 / WRN-23). Of these, 5 are rated critical and should be addressed promptly.

Is the Subaru Ascent reliable?

The 2023 Subaru Ascent has 12 known issues documented across 3,170+ owner reports. 5 issues are rated critical: CVT Transmission Hesitation and Harsh Engagement and CVT Valve Body Failure and Transmission Warning and Driveshaft Center Support Bolts Can Loosen and Disconnect Front of Driveshaft (Recall 23V647 / WRN-23) and EyeSight Pre-Collision Braking Activates With No Obstacle (Phantom Braking) and Tire Bead Damaged During Wheel Mounting on 20-Inch Wheels - Rapid Deflation (Recall 23V258 / WRH-23). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

How much does it cost to fix common Subaru Ascent problems?

Repair costs for known Subaru Ascent issues range from $0 to $9,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, CVT Transmission Hesitation and Harsh Engagement, typically costs $0-$9,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What is the 2019-2025 Subaru Ascent CVT Transmission Hesitation and Harsh Engagement?

The Ascent's high-torque Lineartronic CVT (TR730 - the largest CVT Subaru has produced) paired with the 2.4L turbo FA24 engine exhibits hesitation from stops, harsh engagement when shifting from Park to Drive/Reverse, and surging at low speeds. The TR730 CVT must handle significa… Repairs typically run $0-$9,000. Severity: high.

All 12 Known Issues

Other Subaru Models

Frequently Asked Questions

What are the most common Subaru Ascent problems?

Is the Subaru Ascent reliable?

How much does it cost to fix common Subaru Ascent problems?

What is the 2019-2025 Subaru Ascent CVT Transmission Hesitation and Harsh Engagement?

What is the 2019-2024 Subaru Ascent CVT Valve Body Failure and Transmission Warning?

2019-2025 Subaru Ascent: CVT Transmission Hesitation and Harsh Engagement#

2019-2024 Subaru Ascent: CVT Valve Body Failure and Transmission Warning#

2023-2026 Subaru Ascent: EyeSight Pre-Collision Braking Activates With No Obstacle (Phantom Braking)#

2019-2023 Subaru Ascent: Undersized Front Brake Rotors and Pads - Pulsation and Shudder Under 30,000 Miles#

2023 Subaru Ascent: Driveshaft Center Support Bolts Can Loosen and Disconnect Front of Driveshaft (Recall 23V647 / WRN-23)#

2023 Subaru Ascent: Tire Bead Damaged During Wheel Mounting on 20-Inch Wheels - Rapid Deflation (Recall 23V258 / WRH-23)#

2019-2025 Subaru Ascent: Windshield Spontaneous Cracking#

2019-2024 Subaru Ascent: Parasitic Battery Drain - Dead Battery After Sitting#

2019-2023 Subaru Ascent: Front Strut Internal Rebound Stopper Rattle / Clunk Over Bumps (TSB 05-90-24R)#

2019-2025 Subaru Ascent: A/C Condenser Leak from Road Debris#

2019-2023 Subaru Ascent: Exhaust Pipe Front Cracks at the Weld - Rattle and Flutter from Under the Vehicle (TSB 09-106-23)#

2019-2026 Subaru Ascent: Incorrect Gross Axle Weight Rating on Certification Label (Recall 26V436)#

What is the 2023 Subaru Ascent Driveshaft Center Support Bolts Can Loosen and Disconnect Front of Driveshaft (Recall 23V647 / WRN-23)?