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Other or unknownPart report

2020 Audi A4 Allroad Other or unknown Problems

Complaints
10about this part
Share
33%of 30 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 10 complaints about the other or unknown of the 2020 Audi A4 Allroad, 33% of the 30 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The MMI system on my 2020 Audi A4 Allroad will reset randomly while I am driving. This will occur while I'm driving and is very frustrating and dangerous, especially when using the MMI for navigation. I've reached out to the dealership regarding warranty, but have yet to hear back. From online forums, this has become a recent issue across many 2020 A4s. People have been forced to pay $500 for a software update that may or may not resolve the issue.”

NHTSA complaint #11671313, filed 2025-07

“The MMI constantly reboots every 3-10 minutes every trip. Each time the system reboots, it requires me to interface with it to get it logged back in. The MMI is also the main interface with the navigation system, which restarts as part of the reboot, requiring me to restart the route while driving. Recently, it occurred while driving in downtown Boston, nearing my destination, which required several quick turns, ended up having to back track once the MMI came back on.”

NHTSA complaint #11669008, filed 2025-06

“I own a 2020 Audi and have been experiencing a persistent and widespread issue with the MMI (Multi Media Interface) system. While driving, the MMI randomly shuts down and reboots multiple times during a single trip. This happens whether or not I have any devices connected via Bluetooth, USB, or Apple CarPlay. The shutdowns are completely unpredictable and can occur at any time, causing the loss of navigation, audio, backup camera, and parking sensors. Sometimes, I receive warnings about user profiles or that the sensors have stopped working. …”

NHTSA complaint #11668502, filed 2025-06

“The infotainment system occasionally shuts down while driving, resulting in a blank screen and a reboot of the MMI after a short period. This is particularly concerning when backing up the car, as the sensors and backup cameras also become inoperative. The Audi dealership in Seattle performed the annual scheduled service in May 2025 but did not investigate this problem.”

NHTSA complaint #11666201, filed 2025-06

“The MMI / Map Display will intermittently restart itself, sometimes as often as 5 minutes apart. Each time it reboots, there is a chance that manual intervention (PIN code entry or login) is required to get it working again. Until the PIN or password has been entered, maps and other core car features are unavailable. Having to deal with these reboots while driving is severely distracting - losing directions while driving is disorienting and has sent me down wrong turns in the past. …”

NHTSA complaint #11657275, filed 2025-04

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
20201033%
2018222%
2017723%
2016427%
201528%
201424%
201367%

Other parts of the 2020 Audi A4 Allroad

Electrical system
20 complaints
Back-over prevention (rear camera)
12 complaints
Forward collision avoidance
2 complaints
Engine
1 complaints
Lane departure
1 complaints
Visibility (wipers, defrost, mirrors)
1 complaints

← All problems reported for the 2020 Audi A4 Allroad

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology