2007 Audi A4 problems & reliability
196 owner complaints filed with NHTSA for the 2007 Audi A4, alongside 3 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
3 complaints report injuries (4 injured).
Federal crash records (FARS 2020–2023): 2007 Audi A4 vehicles were involved in 11 fatal crashes with 8 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Air Bags | 119 | 61% |
| Engine | 17 | 9% |
| Engine and Engine Cooling | 12 | 6% |
| Power Train | 11 | 6% |
| Electrical System | 10 | 5% |
| Vehicle Speed Control | 9 | 5% |
| Exterior Lighting | 8 | 4% |
| Unknown OR Other | 8 | 4% |
| Fuel System, Gasoline | 6 | 3% |
| Steering | 5 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 74,500 miles (middle 50% between 33,000 and 89,000 miles), based on 73 complaints that included mileage.
Complaints by incident year
What owners report
“Headlight brightness needs to be better regulated (limited) for safety reasons. During night/darkness driving conditions, the headlights of some (newer) oncoming vehicles have an LED blue light brightness that is unsafe because the blinding light makes it impossible for other drivers to see the road until this type of…”
Unknown OR Other · filed Feb 12, 2026
“The contact's granddaughter owns a 2007 Audi A4. The contact stated that upon taking the vehicle to the dealer to be repaired under NHTSA Campaign Number: 18V427000 (Air Bags), the dealer informed the contact that the recall repair could not be completed because the odometer did not display the mileage as per the…”
Air Bags · filed Dec 20, 2024
“The moonroof was very poorly designed/built. It clogs very easily and forces rain into the battery area. Other than that, it goes into the footwells and the comfort control module is beneath the drivers footwell. Soaking in water destroyed it. Now the windows don't go up or down. The moonroof refuses to open or shut…”
Unknown OR Other · filed Oct 2, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
368 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2007 Audi A4. The 10 most recent:
This bulletin provides information on the additional reporting requirements for safety related inquiries.
A0023742052680_4 · Service Bulletin/Repair Instructions · issued Oct 4, 2023
Inside the Rings | Volume 12, Spring 2023
DC_AudiRingsV12 · Service Bulletin/Repair Instructions · issued Apr 28, 2023
In conjunction with the Massachusetts DMV, Audi will be sending Takata airbag recall reminder notices to approximately 2,907 Audi owners in the State of Massachusetts on March 13, 2023.
TRMDMV_MA_Audi · Service Bulletin/Repair Instructions · issued Mar 13, 2023
In conjunction with the New Mexico DMV, Audi will be sending Takata airbag recall reminder notices to approximately 389 Audi owners in the State of New Mexico on March 13, 2023.
TRMDMV_NM_Audi · Service Bulletin/Repair Instructions · issued Mar 13, 2023
In conjunction with the Colorado DMV, Audi will be sending Takata airbag recall reminder notices to approximately 2,174 Audi owners in the State of Colorado on February 13, 2023.
TRMDMV_CO_Audi · Service Bulletin/Repair Instructions · issued Feb 13, 2023
Takata recall and 3G turndown
DC_Rings_VOL10 · Service Bulletin/Repair Instructions · issued Feb 10, 2023
Support for Customers Affected by Alternator Back-order
DC_Alternator_6 · Service Bulletin/Repair Instructions · issued Jan 26, 2023
Support for Customers Affected by Alternator Back-order
DC_Alternator_5 · Service Bulletin/Repair Instructions · issued Jan 19, 2023
Support for Customers Affected by Alternator Back-order
DC_Alternator_4 · Service Bulletin/Repair Instructions · issued Jan 19, 2023
Support for Customers Affected by Alternator Back-order
DC_Alternator_3 · Service Bulletin/Repair Instructions · issued Jan 12, 2023
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2007 Audi A4 has 3 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2007 Audi A4?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 74,500 miles — budget accordingly if the car is approaching that mileage.