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: 2024-2025 Audi Q4 e-tron On-Board-Charger Recall 93FR / NHTSA 25V125, 12V Auxiliary Battery Parasitic Drain Leaves Car Dead With a Full HV Pack, 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: 2024-2025 Audi Q4 e-tron On-Board-Charger Recall 93FR / NHTSA 25V125 and 12V Auxiliary Battery Parasitic Drain Leaves Car Dead With a Full HV Pack. 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. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
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 2022-2026 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 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.
