2020 AUDI A4 Problems
Real NHTSA owner complaints for the 2020 Audi A4. This model year has 124 NHTSA complaints — top issue: Electrical Faults.
Model-Year Complaints
124 owner reports
Recall Campaigns
3 NHTSA campaigns
Top Failure Area
Electrical Faults
Worst 2020 Audi A4 Problems
Top 3 most-reported issues with average mileage at failure.
Electrical Faults
Uncategorized Issues
Back Over Prevention
AI Interpretation — 2020 Audi A4
Low ConfidenceComplaints for the 2020 Audi A4 are heavily concentrated in electrical faults, with a smaller but notable number of issues related to back-over prevention and forward collision avoidance. The data suggests potential reliability concerns in the electrical system, though the low confidence level and single model year limit broader conclusions.
- Electrical faults account for the majority of complaints (89 out of 124).
- Back-over prevention issues are the second most reported component (43 complaints).
- Only one crash-related complaint was reported.
- Electrical faults
- Back-over prevention
- Forward collision avoidance: AEB
- Inspect the electrical system, including infotainment and sensors.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for reported components, especially electrical and safety systems.
- Have a mechanic inspect the vehicle before purchase, focusing on reported issues.
Considering a 2020 Audi A4?
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All Problems by Category
Every NHTSA complaint category for the 2020 Audi A4. A single complaint may appear in multiple categories.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Electrical Faults | 89 | — | — | — | |
| Uncategorized Issues | 58 | — | — | — | |
| Back Over Prevention | 43 | — | — | — | |
| Forward Collision Avoidance: AEB | 9 | — | — | — | |
| Lane Departure | 6 | — | — | — | |
| Suspension Failures | 2 | 1 | — | — | |
| Seat-Related Issues | 1 | — | — | — | |
| Wheel Issues | 1 | — | — | — | |
| Brake System | 1 | — | — | — | |
| Visibility/Wiper | 1 | — | — | — | |
| Headlight/Taillight Failures | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
Search Owner Complaints
Read what owners actually reported to NHTSA for the 2020 Audi A4. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
A metal bracket on the back left side of the driver seat snapped suddenly while driving straight and at a constant speed. Since this part is broken the seat is no longer connected to the track in that corner. The car is drivable for me because I am tall and sit with the seat at …
Since I purchase my vehicle I have had to continuously replace my tires on the front. Going through my carfax acct I came across some recalls that showed up that I had no idea of the car may had which was prior to purchase from the dealers. I would think that these issues were f…
MMI module keeps resetting. This causes sudden lost of navigation display and sudden lost of backup camera when reset happens while backing up. Release version: MHI3_US_AUG45S_P3243 Software version: 3243
Many times while driving the Audi MMI system which controls all radio/navigation/controls screen will completely shut off and reboot, leaving the screen blank and functionality gone. When researching online many others have reported the same issue, with Audi unable to provide a …
Audi MMI system randomly goes dark and reboots during driving - this turns off the rear camera and any GPS system being used to navigate along with the sound system, etc.
My 2020 Audi A4 infotainment MMI keeps rebooting and takes over a minute or so to load back. This has been happening recently and i have rebooted the system and followed the Audi/reddit forums to seek any help but no resolution. It seems most of the 2020 Audis are facing similar …
The entertainment system goes black every 5-10 minutes while driving
The MMI system, which is the display in the car, keeps rebooting every few minutes. It is extremely distracting while driving. Also during parking or back up the parking assistance and backup camera would suddenly disappear because the system reboots. The rear cross traffic warni…
MMI (infotainment), and the dashboard screen will turn off randomly and reboot every 2 minutes. This is incredibly dangerous as it turns all sound off, and driving visuals like directions, and freezes or reboots, not where you last had it but from a different check point. It has…
Multimedia Infotainment system spontaneously reboots causing loss of cameras andcollision avoidance features and requires the driver to re-enter log-in information such as PIN #'s. This is a known software fault that should likely be elevated to recall status.
The MMI system crashes and reboots after about 90 seconds. This affects all parking and collision sensors.
MMI Constant Rebooting - Follow up My 2020 Audi A4 Quattro's MMI system constantly reboots (~60 seconds), causing the screen to go black/blank. Component Failed: MIB3 infotainment software. This persistent issue leads to reboots and loss of digital display. System available for …
I have started experiencing issues with the MMI (infotainment system) system rebooting every few minutes. It was very sporadic at first, but now it is at the point where I frequently don't have time to get into the system before it starts the reboot cycle again. When this happe…
Starting in Feb 2025 my MMI will randomly turn off and eventually turn back on randomly. This happens 10 times in 10min. I can’t drive the car due to it being unsafe. It turns maps off, music, calls, and the dashboard. I’ve found 100’s of other Audi 2020 owners having the exact s…
Vehicle's MMI started rebooting spontaneously from 4th week of June 2025. It happens randomly during drive and while following GPS directions. I strongly believe this being a software glitch and occurring without codes, it is a safety issue. These reboots are very unpredictable a…
Vehicles MMI constantly cycling through reboot - inordinate amount of previous complaints about this exact issue - Dealer advised a min $1040 ($370 to diagnose + $670 new MMI) to diagnose and change MMI console with NO guarantee it will work and that's because: the dealer has n…
MMI screen keep turning on and off every minute. This MMI is a brain of audi which controls cameras, sensor for brake and collision, parking assistance, etc. This MMI malfunction has been a big issue and none of the dealer had a permanent solution for the fault. As this MMI funct…
I had experienced this problem prior of the center screen/Mimi restarting but typically it used to not be very often maybe once every few weeks. But for the past week it has been happening every 30 seconds to a min. This has caused my backup camera to restart as I am backing up c…
The Audi MMI screen has started shutting off and rebooting then giving errors when trying to reboot. Caused a problem while we were using vehicle navigation in NYC and also lost backup guidance when parallel parking. Also dangerous in that it distracts driver with error messages.…
Audi MMI (computer that controls radio, backup cameras and sensors) is rebooting constantly without warning. When this occurs and the driver is in reverse, the camera shuts down, as do the backup related safety systems, collision warning, rear cross traffic etc.
Source: NHTSA Complaints Database. Real owner reports for the 2020 Audi A4.
Recalls for 2020 Audi A4
3 campaignsNHTSA recall campaigns for the 2020 Audi A4. Recalls are free to fix at any authorized dealer. Run a VIN check below to see if your specific vehicle has open recalls.
2020 Audi A4 — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 2020 Audi A4 reliable?▾
Minor Issues. The 2020 Audi A4 has 124 NHTSA owner complaints, 1 crash-related, and 3 recall campaigns. The most reported issue is Electrical Faults (89 complaints). Source: NHTSA via VinSpector AI.
What are the most common problems with the 2020 Audi A4?▾
#1: Electrical Faults (89 complaints). #2: Uncategorized Issues (58 complaints). #3: Back Over Prevention (43 complaints)
At what mileage do problems start on the 2020 Audi A4?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2020 Audi A4?▾
The 2020 Audi A4 has 1 crash-related complaints and 0 fire reports out of 124 total NHTSA complaints. For NCAP lab crash test star ratings, visit nhtsa.gov/ratings.
Does the 2020 Audi A4 have any recalls?▾
Yes — 3 NHTSA recall campaigns affect the 2020 Audi A4. The largest issue: TIRES. Check nhtsa.gov/recalls or run a VIN check to see if your specific vehicle has open recalls.
Should I buy a 2020 Audi A4?▾
The 2020 Audi A4 has a relatively low complaint rate. Pay particular attention to Electrical Faults issues. Always run a VIN check on the specific car you're considering to check for accident history, open recalls, and title brands.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Audi A4 reliability report with year-by-year comparison.
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Check Your Specific 2020 Audi A4
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud. Full report just $12.95 (vs. Carfax $39.99).