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Electrical systemPart report

2012 Audi A4 Electrical system Problems

Complaints
2about this part
Share
11%of 19 total for the year
Median mileage
147,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the electrical system of the 2012 Audi A4, 11% of the 19 complaints for this model year. Where a mileage was given, the median is 147,500 miles. 1 a fire, according to the filers.

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.

“Odometer Fraud. The contact purchased a 2012 Audi A4. It was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of the purchase, the mileage was 90,512 and at the time of the registration, it was discovered that the mileage was 175,000.”

NHTSA complaint #11712256, filed 2026-01, 175,000 miles

“The contact owned a 2012 audio A4. The contact stated while driving at 25 MPH, she saw smoke emerging from the front of the vehicle. Upon exiting the vehicle, notice flames in the head light compartment upon opening the hood. The contact stated they attempted to extinguish the flames with water but that failed and the fire department was contacted to extinguish the flames. The contact was unaware if a police or fire department report was filed. No injuries were sustained. The contact stated no warning light was illuminated. The vehicle was towed to a junk yard. …”

NHTSA complaint #11406141, filed 2021-04, 120,000 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2023330%
2021327%
20209171%
2019330%
20181738%
2017611%
2016327%
2015316%
201439%
201328%
2012211%
201119%
201023%
200933%
200895%
2007105%
2006217%
20052411%
2004158%
20033215%
20027642%
20013527%
20001111%
1999116%
1998239%
19973334%
19962629%

Other parts of the 2012 Audi A4

Engine
13 complaints
Fuel system
3 complaints
Brakes
2 complaints
Transmission and drivetrain
2 complaints
Steering
1 complaints

← All problems reported for the 2012 Audi A4

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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