This bulletin provides information when there is an electrical system fault; control unit for low-voltage power distrbution B1BF4F0.
full bulletin at NHTSA ↗2025 Audi Q5 electrical problems
severe Owners of the 2025 Audi Q5 have filed 17 NHTSA complaints about the electrical at roughly $850 to repair (U.S. federal records, as of November 2026). Source: NHTSA Office of Defects Investigation. See electrical across all vehicles →
| Model year | electrical complaints |
|---|---|
| 2021 Q5 | 20 |
| 2023 Q5 | 7 |
| 2025 Q5 (this page) | 17 |
Electrical accounts for 36% of every owner complaint on file for this vehicle — the dominant problem area across 5 categories tracked.
Among the 12 model years of Audi Q5 in our records for electrical problems, this one ranks #3 by owner-complaint volume.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering electrical on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This bulletin provides information when the digital key cannot be adapted.
full bulletin at NHTSA ↗This bulletin is an aid for TSB2082223, combined software update 03.11.00/C (28.14/01) KD2*.
full bulletin at NHTSA ↗This Pending Service Solution (PSS) requests that technicians enter a record in the PSS database when the Bluetooth/Audi smartphone interface connects slowly, or the connection is interrupted.
full bulletin at NHTSA ↗This bulletin proides service information when there is a prompt to take over the steering wheel (hands off detection).
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 10 most recent
On December 22nd i got into the vehicle and a few errors popped up which consisted of “loose wheel warning malfunction” “brakes: limited functionality drive with causation” “active front assist and emergency assist unavailable”. I called the nearest dealer and was told it’s ok to drive it’s just a software glitch and if i don’t feel comfortable driving i should take it to the dealer and come back…
Brand new car, needed a major software upgrade, for engine code, no heat , safety system flashing. It’s going back to the dealer today , for faulty gps and limited camera view for speed signs. The car has major software issues
This vehicle Misrecognizes intersections on two lane highways and causes the vehicle to unexpectedly slam on its brakes without warning in anticipation of an intersection that either does not exist or where my vehicle has the entire right way. this behavior has persisted since the date of purchase and has not been corrected at all. Audi has confirmed that the vehicle is operating as designed…
Two weeks after purchase, experienced multiple, random driver assistance failures. After attempting to repair issue once unsuccessfully, The dealership was unable to provide a second service appointment for two and a half months. Was explained all 2025 Audis were having issues, so couldn’t get car in any sooner. Before that second scheduled service appointment and while driving in traffic, the…
The contact owns a 2025 Audi Q5. The contact stated while driving at undisclosed speed on three occasions, the contact noticed that there was an abnormal knocking sound coming from the dashboard. The vehicle was taken to the dealer to be diagnosed, but the cause of the failure could not be determined. The vehicle remained at the dealer unrepaired. The manufacturer was not notified of the failure.…
The NEW vehicle keeps showing a warning light on the dash saying that the rear wheel bolts are loose two accidents have occurred in a 60 day period, the vehicle has been in for service multiple times and Audi has not found a fix for the safety light warning or found the loose bolts or suspension break issues. The have ignored a vehicle defect notice sent and lawyered up as soon as I said the…
Brake Electronics Control Unit Failure (DTC U041800): Logged active diagnostic code U041800 (implausible signal in address 812C). Dealership records confirm no permanent remedy exists, with software patches delayed into Q3 2026, leaving active braking and electronic system faults unaddressed. Electrical Grid Collapse & Parasitic Battery Drain: Vehicle experienced exterior lights activating…
On XXX at approximately 5:00 PM, my 2025 Audi Q5 (VIN: [XXX]) initiated an unprovoked forward collision warning and emergency braking intervention while I was traveling at approximately 57–58 mph on [XXX]. Road conditions were clear and dry. Weather was sunny. Adaptive Cruise Control was not activated. I was the sole occupant of the vehicle. A vehicle was making a lawful turn onto the roadway…
•XXX: Purchased new 2025 Audi Q5. •XXX Dashboard displayed "Check Tire Pressure" warning for all tires. •XXX: Service at Audi Marin - Reported hatch malfunction, tire pressure concerns, and repeated rollback after brake release during service visit. •XXX: Vehicle displayed "P Not Possible. Risk of Rolling Away" warning. Vehicle could not be placed into PARK, required roadside assistance (never…
I bought this car in 12/2025. After putting approximately 60 miles on the car, the onboard computer would not save the inputted data. Took back to dealership and update performed. Upon returning the car for this work, the adaptive cruise control would shut itself off on the way to the dealer. They could not replicate this issue. Since having the car for about 6 months the car has been in to the…
Common questions
How serious is the electrical problem on the 2025 Audi Q5?
It's a meaningful issue. 17 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.