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Electrical systemPart report

2008 Audi A6 Electrical system Problems

Complaints
7about this part
Share
10%of 71 total for the year
Median mileage
63,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 7 complaints about the electrical system of the 2008 Audi A6, 10% of the 71 complaints for this model year. Where a mileage was given, the median is 63,500 miles.

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 exterior lights go out while driving. This has occurred on all four sides of my vehicle and the passenger front side twice. This is a known problem. The voltage is too high/hot for the the cheap wires Audi used in the their assembly light housing that the wires protective coating is literally burned/melted off exposing the wires. This then leads to the lights and computer chips to go out, and fires to occur in vehicles. …”

NHTSA complaint #10747856, filed 2015-08, 44,000 miles

“Driving car on cross bronx expressway in nyc in heavy traffic. Suddenly, the car shut down at very low speed. I called Audi dealer and brought it in for repair. Parts were ordered from Audi - problems with central computer - electrical system.”

NHTSA complaint #10224396, filed 2008-04, 1,700 miles

“The head light would work sometimes and others it would not took vehicle the dealer was told must remove bumper and replace head lamp assembly complete the cost would be around $ 800.00after researching specific problem head lamp was replaceable without bumper removal and without headlamp assembly replacement cost 100.00 price of bulb. Audi of america should be able to troubleshoot this problem very easy and they are purposely trying to rip the customer off. Not to mention the danger a intermittent head light posses on the road dip head light error.”

NHTSA complaint #10499979, filed 2013-02, 63,500 miles

“Multiple issues on this car that all came on about the same time. The amb/parking brake module/esp warning lit up, and a few days later the car was not shifting into gear on startup, and when it did shift into gear it shifted erratically and went into neutral on occasion. The transmission control module, ABS sensors both went bad on the car and the car was unable to shift into gear. The car sat at Audi len stoler in owings mills, md for 2 weeks for problem to be diagnosed. They said it was the transmission control module and the ABS sensor that was bad. …”

NHTSA complaint #10494519, filed 2013-01, 70,000 miles

“The wiring harness of both left and right headlight - the electrical wires within the plastic headlight housing going directly to the bulbs are losing their protective wire insulation. The insulation has become excessively brittle and is cracking throughout the entire wire length and in some areas wire insulation has fallen off the wire exposing bare wires. This can only be found when trying to change the light bulb since to access the defect area, the light bulb housing protective cover hiding the defect must be removed. The exposed bare wires cause a fire hazard in the engine compartment. …”

NHTSA complaint #10544822, filed 2013-09, 66,000 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2026571%
2025233%
20211161%
20201869%
20198474%
201819%
2017210%
2016816%
2015314%
201425%
2013713%
20121322%
2011314%
2010212%
200915%
2008710%
2007611%
20061319%
20051618%
200439%
20031421%
20021517%
20011412%
20003624%
19993717%
199886%
19971470%
19963875%
19951063%

Other parts of the 2008 Audi A6

Air bags
49 complaints
Exterior lighting
6 complaints
Engine cooling
3 complaints
Fuel system
3 complaints
Transmission and drivetrain
3 complaints
Brakes
2 complaints
Engine
2 complaints
Seat belts
2 complaints
Electronic stability control
1 complaints
Vehicle speed control
1 complaints

← All problems reported for the 2008 Audi A6

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