2025 Audi Q4 e-tron Problems: 3 Known Issues
2025 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated October 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2025 Audi Q4 e-tron has 3 documented known issues, with 2 rated critical. The most serious are 12V Auxiliary Battery Parasitic Drain Leaves Car Dead With a Full HV Pack ($250-$600 repair) and 2024-2025 Audi Q4 e-tron On-Board-Charger Recall 93FR / NHTSA 25V125. Across all issues with published estimates, repair costs range from $150 to $700. DIY maintenance guides at au7o.io.
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All 3 Known Issues
NHTSA Recalls8 recalls
ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:CABLE/CORD:ONBOARD
Volkswagen Group of America, Inc. (Audi) is recalling certain 2022-2024 RS e-tron GT, e-tron GT, Q4 e-tron Sportback, Q4 e-tron, 2020-2021 Audi A8, 2019-2024 e-tron Quattro, 2020-2024 e-tron Sportback Quattro, Q5, and 2021-2022 A7 vehicles. When using the industrial 220V/240V plug at the 100% charge setting, some home power outlets may be incapable of handling the electrical current required to utilize the compact charging system, causing the outlet or charging cable to overheat.
EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE
Volkswagen Group of America, Inc. (Audi) is recalling certain 2022-2024 Q4 E-TRON and Q4 E-TRON Sportback vehicles. The incorrect headlight control module software may have been installed. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
ELECTRICAL SYSTEM:12V/24V/48V BATTERY
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2024-2025 AUDI Q4 E-Tron SUV, AUDI Q4 E-Tron Sportback, and 2024 ID.4 vehicles. The on-board charger (OCDC) may fail and stop charging the 12-volt battery, which can result in a loss of drive power.
ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
Volkswagen Group of America, Inc. (Audi) is recalling certain 2024-2025 Q4 E-Tron and Q4 Sportback E-Tron vehicles. The high voltage battery may fail and cause a fire.
SEAT BELTS:FRONT:RETRACTOR
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2025 GTI, Golf R, Audi A5, A6 Sportback E-Tron, S5, S6 Sportback E-Tron, 2026 Q4 Sportback E-Tron, and Q4 E-Tron vehicles. The torsion bar in one or both front seat belt retractors may have been damaged during production.
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Frequently Asked Questions
What are the most common Audi Q4 e-tron problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2025 Audi Q4 e-tron has 3 documented issues. The most frequently reported are: 12V Auxiliary Battery Parasitic Drain Leaves Car Dead With a Full HV Pack, 2024-2025 Audi Q4 e-tron On-Board-Charger Recall 93FR / NHTSA 25V125, Rear Drum Brake Shoes Corrode and Stick to the Drums After Parking (Regen-Related Disuse). Of these, 2 are rated critical and should be addressed promptly.
Is the Audi Q4 e-tron reliable?
The 2025 Audi Q4 e-tron has 3 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 2 issues are rated critical: 12V Auxiliary Battery Parasitic Drain Leaves Car Dead With a Full HV Pack and 2024-2025 Audi Q4 e-tron On-Board-Charger Recall 93FR / NHTSA 25V125. 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 Audi Q4 e-tron problems?
Repair costs for known Audi Q4 e-tron issues range from $150 to $700, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, 12V Auxiliary Battery Parasitic Drain Leaves Car Dead With a Full HV Pack, typically costs $250-$600 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2022-2026 Audi Q4 e-tron 12V Auxiliary Battery Parasitic Drain Leaves Car Dead With a Full HV Pack?
The MEB platform keeps a conventional 12V battery alive to run the telematics module, gateway, door handle actuators, MMI and the contactors that connect the high-voltage pack. Owners report the Q4 e-tron going completely dark after sitting only a few days to a few weeks - flush… Repairs typically run $250-$600. Severity: high.
What is the 2024-2025 Audi Q4 e-tron 2024-2025 Audi Q4 e-tron On-Board-Charger Recall 93FR / NHTSA 25V125?
NHTSA campaign 25V125 / Audi 93FR covers certain 2024-2025 Q4 e-tron and Q4 e-tron Sportback vehicles. The on-board charger can fail and stop charging the 12-volt battery, which can lead to loss of drive power and increase crash risk. Eligibility is VIN-specific; this does not su… Severity: high.
What is the 2022-2025 Audi Q4 e-tron Rear Drum Brake Shoes Corrode and Stick to the Drums After Parking (Regen-Related Disuse)?
Audi fitted the Q4 e-tron with rear drum brakes rather than discs, specifically because regenerative braking does so much of the deceleration that rear friction brakes would otherwise rust. The drums help, but they do not eliminate the problem: moisture that gets past the drum se… Repairs typically run $150-$700. Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.