Audi A8, Q7, Q8 Recall R/2025/441: Software Update For Battery Control Unit, Who Is Affected And What To Do
- Urgent
- How serious
- 10 Oct 2025
- Launched
- 1,003
- vehicles in the UK
- 93QQ
- Manufacturer’s campaign code
Audi recalled A8, Q7, Q8 vehicles built between 5 November 2020 and 18 December 2023. There may be defective battery modules which may result in a fire hazard when charging the high-voltage battery. The dealer will update the software of the high-voltage battery to improve the self-diagnosis capabilities. You won't usually pay for it.1
What’s Wrong
There may be defective battery modules which may result in a fire hazard when charging the high-voltage battery.
DVSA's Original Wording
Concern: Software update for battery control unit Defect: On affected vehicles there may be defective battery modules which may result in a fire hazard when charging the high-voltage battery. Remedy: Update the software of the high-voltage battery to improve the self-diagnosis capabilities. Vehicle owners are advised to not charge the high-voltage battery using external charging sources and also not use the e-tron modes “Battery charge” and “Battery hold” until the update is applied.
Contains public sector information licensed under the Open Government Licence v3.0.
The Risk
If the fault occurs, the recall notice says it could result in a fire hazard when charging the high-voltage battery.
The Fix
The dealer will update the software of the high-voltage battery to improve the self-diagnosis capabilities. The fix is a software update, which usually takes under an hour at the dealer.
Are You Affected?
A8, Q7, Q8 built between 5 November 2020 and 18 December 2023 may be included. Audi estimates 1,003 vehicles in the UK. Enter your registration to check, then confirm by VIN with Audi, because not every car in the date range may be included.
Which Car Is It?
Choose the make and model so we can match recalls to your car.
What To Do Now
- Check your car by registration above, then by VIN with Audi.
- Book with any franchised Audi dealer, quoting the campaign code 93QQ or the DVSA reference R/2025/441. See how to get a Audi recall fixed.
- Follow the letter's instructions until the repair is done. See can you drive a car with a recall?.
Related Recalls
| Launched | Vehicle and fault | Severity | Reference |
|---|---|---|---|
| A6, Q8Belt buckle rivet missing | Urgent | R/2025/508 | |
| A8Replacing front suspension link | Book soon | R/2024/310 | |
| Q7, Q8The function of the side airbag may be restricted due to the airbag not being sufficiently secured to the front left seat frame | Urgent | R/2024/018 | |
| Q3, Q7, Q8A weld seam on the outer backrest frame of the front seats may not have been made correctly | Low | R/2023/331 | |
| A6, A7, A8The mesh size of the oil strainer in the oil supply for both turbochargers is too small | Low | R/2022/132 |
This is one of 158 Audi recalls in DVSA’s data. The Audi recall launched before it was R/2025/426 on 30 Sep 2025, for replacing front seat belt. The one launched after it was R/2025/463 on 24 Oct 2025, for software update for battery control unit. You can also see every Audi recall, all recalls launched in 2025 and high-voltage battery recalls across every make.
Source: DVSA recall R/2025/441, launched 10 October 2025. Data updated 15 October 2026. How we grade urgency.
Sources
- The Code does not itself say repairs are free. GOV.UK guidance says "You will not usually have to pay for any repairs or parts under a safety recall." gov.uk Checked 15 Oct 2026.