What are the most common Volvo S90 problems?
According to Au7o's analysis of 2,050+ owner reports, the 2021 Volvo S90 has 8 documented issues. The most frequently reported are: Recall 25V179000 — S90 Recharge High-Voltage Battery Short Circuit Fire Risk, Integrated Brake System Hydraulic Unit Rotor/Shaft Weld Can Separate, Losing Boost, ABS and ESC — Recall 21V716 / Volvo R10120, Sensus Infotainment System Lag, Crashes, and Black Screen. Of these, 2 are rated critical and should be addressed promptly.
Is the Volvo S90 reliable?
The 2021 Volvo S90 has 8 known issues documented across 2,050+ owner reports. 2 issues are rated critical: Recall 25V179000 — S90 Recharge High-Voltage Battery Short Circuit Fire Risk and Integrated Brake System Hydraulic Unit Rotor/Shaft Weld Can Separate, Losing Boost, ABS and ESC — Recall 21V716 / Volvo R10120. 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 Volvo S90 problems?
Repair costs for known Volvo S90 issues range from $0 to $4,000, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2020-2021 Volvo S90 Recall 25V179000 — S90 Recharge High-Voltage Battery Short Circuit Fire Risk?
Volvo Car USA recalled 2020-2021 S90 plug-in hybrid sedans under NHTSA campaign 25V179000 (Volvo reference R10312). On the affected S90 Recharge, the high-voltage battery may short circuit internally within a battery module when the battery has been charged to full and the car is… Severity: high.
What is the 2021 Volvo S90 Integrated Brake System Hydraulic Unit Rotor/Shaft Weld Can Separate, Losing Boost, ABS and ESC — Recall 21V716 / Volvo R10120?
2021 S90L sedans (with 2020-2021 XC60 and XC90) built with the Continental integrated brake system (IBS) had hydraulic units in which the rotor and shaft were not welded to specification. Under a hard braking maneuver the rotor and shaft can separate inside the unit; the driver t… Repairs typically run $0-$4,000. Severity: high.
What is the 2017-2023 Volvo S90 Sensus Infotainment System Lag, Crashes, and Black Screen?
The Sensus infotainment system in the S90 suffers from significant lag, screen freezes, and black screen episodes. Since the system controls climate, seat heating, navigation, and vehicle settings through the central touchscreen, a crash renders many vehicle functions inaccessibl… Repairs typically run $0-$2,000. Severity: medium.
What is the 2017-2024 Volvo S90 Rear Air Suspension Strut and Compressor Failure?
The S90 equipped with rear air suspension (standard on Inscription and optional on other trims) experiences air spring leaks and compressor failure, typically after 50,000-70,000 miles. The rear air springs develop cracks in the rubber bladder, causing slow leaks that worsen in c… Repairs typically run $600-$3,500. Severity: medium.
What is the 2017-2022 Volvo S90 T6 Twin-Charged Engine Coolant Crossover Pipe Leak?
The T6 twin-charged engine in the S90 has a coolant crossover pipe (also called the coolant bridge or manifold) that runs between the cylinder head and the turbocharger. This pipe develops leaks at the O-ring seals, causing coolant loss that can lead to overheating if not caught. Repairs typically run $300-$1,200. Severity: medium.
What is the 2017-2025 Volvo S90 Auxiliary Coolant Pump Leak?
The electric auxiliary coolant pump develops a leak or fails, affecting cabin heating performance and turbo/supercharger cooling on T6 models. The pump circulates coolant to the heater core and turbo when the engine is off or at idle. Repairs typically run $200-$600. Severity: medium.
What is the 2017-2021 Volvo S90 'Parking Brake Service Required' Message From Chafed EPB Caliper Wiring or Module Software — Volvo TJ 32525 / TJ 34647?
S90 and V90 owners across 2017-2021 report a recurring 'Parking brake service required' warning, sometimes with the electric parking brake refusing to release or apply. Volvo has issued multiple bulletins: TJ 34647 (2019, revised through 2024) directs a software upgrade for the m… Repairs typically run $100-$900. Severity: medium.
What is the 2017-2025 Volvo S90 Pilot Assist and Adaptive Cruise Control Malfunction?
The Pilot Assist semi-autonomous driving system and adaptive cruise control intermittently become unavailable, displaying error messages. Camera or radar sensor obstruction, calibration drift, or software bugs can trigger the issue. Heavy rain, snow, or direct sunlight may also c… Repairs typically run $0-$1,000. Severity: low.
