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Audi A6 fire or smoke problems

66 of the 1,663 owner complaints about the Audi A6 describe fire, smoke or burning smell, most of them for the 1999 model year.

owner complaints
66
worst model year
1999
typical mileage
91,223
Is there a fix? There are 8 recalls for this area of the car. See below

By model year

What owners say

Filed Mar 12, 2026 · Electrical, Fuel system · MD · fire

February 27, at approximately 1:20am my vehicle caught fire while parked in the driveway after sitting for about 9 hours. The fire originated near the gas tank. The fire department was called, there is a fire report being conducted. Audi was notified.

Filed Mar 4, 2025 · Engine, Fuel system · NJ

I purchased a 2014 Audi A6 2.0T Quattro premium plus on November 15, 2024 with 99,141 miles. I got the 14 day dealership extended warranty, which covered powertrain systems. After 3 days of driving exactly 103 miles the oil light came on my dashboard telling me that the oil was low. I immediately brought it back to the dealership and their mechanic look at it, he said there was nothing wrong and changed the oil so it should be good now. I drove it another 3 days 136 miles this time, and the oil light came on once again. Brought it back a 2nd time to the dealership’s mechanic. After about a week, we heard back and they told us he still couldn’t find anything wrong, but agreed that for some reason, the engine is consuming oil more than it should be. At this point we go to an actual Audi dealership where they tell us that the pistons and turbo were the problem so they would have to rip apart the engine and seal everything back up. At the time we purchased the vehicle on top of the 14 day dealership warranty we also purchased an extended warranty by a company called integrity warranty LLC. Our warranty company decided that they were not going to cover the cost of the parts and labor in order to fix my Audi, because they said it was a pre-existing issue prior to us purchasing the vehicle which we had not heard of before, or even seen on the Carfax report. On February 25 I was driving at night 25 mph and I came to a red light stopped my car and began smelling a very strange smell. Saw a lot of smoke coming from the exhaust in the back, the dashboard lights began flickering, the steering wheel start to shake, and then the car just shut down. Now I am without a vehicle, the dealership will not help us, the warranty company will not help us, and I now have to purchase a new car while still making payments on the Audi that doesn’t work.

Filed Nov 18, 2024 · Electrical, Engine · TX · fire

Engine area of car caught fire with ignition off

Filed May 17, 2022 · Driver assistance, Fuel system · HI

I have recently purchased my 2014 Audi A6 in Honolulu at JN Autogroup. After just a couple days of driving the vehicle I have noticed that the car started to smell like gas in and out of the vehicle. The smell is very potent and very sensible throughout every second of driving and I am reporting this because this could be very hazardous and I may not know if it could catch on fire with the amount of fumes that is lingering around. To the point where as I am driving it is making me dizzy. I have researched about issues for these cars with the same year, make and model and I have read that there was a recall on the fuel line leak but i don’t know why my car wasn’t included in this recall base of the data I have pulled up on the Audi recall center. I’m not sure if it has been recalled but the problem for sure wasn’t solved with my vehicle. On the other hand, I have also noticed that the reverse camera on this vehicle goes for a split second on the dash whenever in reverse then suddenly blacks out the entire screen. I am thinking that the wiring or some kind of harness that operates the reverse camera is not done properly by the factory that causes malfunctions within the system. In conclusion, these are two of the reasons why I am completing this incident report because I feel that these are two hazardous features that is important for not just myself but the community and people that surrounds me whenever I am on the road behind the wheel. It is important for this to be resolved because the company of this vehicle advertises all these features and sells this product but there is an issue with the product and I want it to be looked upon and not swept under the rug because I am not only speaking for myself but for the many thousands and thousands of these car owners that is on the road today who are having the same issue as I do. I’d appreciate your service if this can be fixed, thank you!

Filed Sep 2, 2021 · Electrical, Transmission · FL · fire

I was slowing down to stop at a traffic light when a message was displayed on the instrument panel that says "Electrical System Malfunction" with a yellow battery icon. A few seconds later the same "Electrical System Malfunction" with a red battery icon. Then the vehicle came to a complete stop and was inoperable. There was almo smoke coming from the hood near the positive battery terminal. The smoke had an electrical smell to it. I had no opportunity to pull over and was stuck in the middle of a very busy road right at the stop line of the traffic light. My family and I had to exit the vehicle with traffic on both sides of us and get to the side of the road safely. There was no prior indication that there was a problem, this happened all within about 5-10 seconds and I had no time to try and pull over to safety. I have found other complaints about this vehicle that are similar (see under the reliability section on Consumer Reports). The dealer identified the issue as an "internal failure" of the generator and 48v battery system, but had no explanation as to why it happened nor can they guarantee it will not happen again.

Filed Aug 26, 2021 · Engine · GA · fire

The engine caught fire without being used for 24 hours before

Filed Feb 11, 2021 · Acceleration, Electrical · 38,000 miles · NC

Ok purchased the car october 2019, immediately noticed a burning smell, in the car. Took out to audi multiple times ask if there was a leak, before the warranty ran out. They said no, now a year later my check engine light has come on. One diagnostic done at jiffy lube read a code that says it is the computer auxiliary output. Took the car to audi to do a second diagnostic, they said its the thermostat, and coolant pump. My car is not ever heating and the heat and air work fine. How is it now that the car is not under warranty they notice the leak in the coolant pump, when I complained about the smell of burning water when I first purchased the car. There are no indications of a leak on my driveway. The dealership has quoted me 1683.00 though there is a recall on the same parts. A year ago when I purchased the car there were faulty issues with the computer. Audi did replace this under warranty, but a month ago the computer would not come on several different times. Called the dealership told them it was on and off they said to bring in if it continues. Soon after the check engine light comes on, and now all of a sudden its a leak in the coolant pump allegedly. I repeatedly asked them if the ca had a leak when I first bought it only because the engine was giving off the burnt smell. They waited until the car was out of warranty to agree with me. There is a recall to fix the coolant pumps on the audi but they are wanting to charge me to repair mine. Right now the vehicle shut off on me tonight and the epc light is on. Car will not start, nor would the engine receive the gas when trying to accelerate. Only been driving the vehicle for a year, I should not have major issues with it as of now.

Filed Mar 6, 2018 · Electrical · WA · fire

Tl* the contact owned a 2002 audi a6. While driving approximately 55 MPH, there was an odor of smoke. The contact observed smoke coming through the vents on the front driver's side. In addition, the vehicle caught fire under the hood. There were no injuries sustained. A fire report was filed. The vehicle was towed to a towing facility. A dealer was not contacted. The manufacturer was made aware of the failure, but offered no assistance. The VIN was not available. The vehicle was destroyed. The failure mileage was not available.

Filed Oct 13, 2017 · Electrical · VA · fire

When I was driving, we smelled burning of rubber but thought that it must be from outside. However after driving of another 3-4 miles, suddenly smoke started to come out from air vent mainly on driver and windshield side inside of cabin. I stopped car and turned off. I took it to nearby garage and they checked any leakage of fluid that can cause burning but can't find it which indicates that problem of short circuit and may need to research more. In the night, when I tried to turn cabin lights on, it didn't work which now clearly shows that it's incident of short circuit that cause inside lights dome, reading and other lights off. I was lucky that it didn't caught fire and burned down my car. However this needs to be investigated. I will appointment with dealer and see if I can get pictures or documentation on the details

Filed Jun 15, 2016 · Electrical · NJ · fire

Tl* the contact owns a 2000 audi a6. The contact noticed strong fumes entering the vents, which affected the contact's breathing. The contact was not able to use the heater or air conditioner. A week later, while driving, a fire erupted near the dashboard and smoke consumed the inside of the vehicle. The contact was able to pull the vehicle over to the side of the road and a fire inspector extinguished the flames. The VIN was included in the federal safety agency campaign number: 06v198000 (electrical system), but the contact did not receive a notification. The manufacturer was not notified. The vehicle was towed and parked. The failure mileage was not available. Parts distribution disconnect.

Related recalls

Electrical system: softwareReported March 31, 2025 · 44,387 vehicles affected
What is wrong
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 SQ8, A6 SEDAN, A7, A8, Q7, Q8, RS6 Avant, RS7, RSQ8, S6 SEDAN, S7, S8, A6 Allroad, and SQ7 vehicles. Due to a software error, the instrument panel display may fail.
Risk
An instrument panel display that fails to show critical safety information, such as the speedometer or warning lights, increases the risk of a crash.
Remedy
Dealers will update the instrument panel module software, free of charge. Owner notification letters were mailed April 24, 2025. Owners may contact Audi customer service at 1‑800‑253‑2834. Audi's number for this recall is 90VC.

Recall number 25V201000 · Recall details

Electrical systemReported November 21, 2022 · 50,883 vehicles affected
What is wrong
Volkswagen Group of America, Inc. (Audi) is recalling certain 2020-2022 Audi S7, S6 Sedan, A6 Allroad, 2021-2022 RS7, RS6 Avant, 2019-2022 A7, and A6 Sedan vehicles. Liquid spilled in the rear seat may penetrate and cause the gateway control module to shut down.
Risk
A gateway control module shutdown will suddenly reduce engine power, increasing the risk of a crash.
Remedy
Dealers will install a protective cover, free of charge. Owner notification letters are expected to be mailed January 20, 2023. Owners may contact Audi's customer service at 1‑800‑253‑2834. Audi's number for this recall is 90V2.

Recall number 22V861000 · Recall details

Electrical system: instrument panel: fuel gauge: fuel level float/sensor/sending unitReported March 14, 2022 · 47,238 vehicles affected
What is wrong
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021-2022 RS6 Avant and RS7, 2020-2022 A6 Allroad, S6 Sedan, and S7, and 2019-2022 A6 Sedan and A7 vehicles. The fuel level sender may stick, causing an inaccurate fuel level reading to be displayed on the instrument cluster.
Risk
An inaccurate fuel reading may cause an engine stall due to lack of fuel, increasing the risk of a crash.
Remedy
Dealers will install a new sensor in the tank, free of charge. Owner notification letters were mailed February 17, 2023. Owners may contact Audi customer service at 1‑800‑253‑2834. Audi's number for this recall is 20DN.

Recall number 22V155000 · Recall details

Electrical system: starter assemblyReported March 19, 2020 · 5,471 vehicles affected
What is wrong
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2019-2020 Audi A6 vehicles equipped with mild-hybrid technology and 2.0TFSI engines. Moisture may enter the starter generator and cause an electrical short circuit.
Risk
A short circuit in the starter generator increases the risk of a fire.
Remedy
Volkswagen will notify owners, and dealers will replace the starter generator, free of charge. The recall began by May 22, 2020. Owners may contact Volkswagen customer service at 1‑800‑893‑5298. Volkswagen's number for this recall is 27H2.

Recall number 20V153000 · Recall details

Electrical system: wiringReported December 5, 2018 · 845 vehicles affected
What is wrong
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2015-2016 Audi A6 Sedans and 2015 Audi A7 vehicles. The auxiliary heater electrical connector on these vehicles may have been incorrectly inserted into the auxiliary heater, possibly resulting in increased electrical resistance.
Risk
The extra resistance can cause the connector to overheat, increasing the risk of a fire.
Remedy
Volkswagen will notify owners, and dealers will inspect the auxiliary heater connector, replacing the auxiliary heater and connector, as necessary, free of charge. The recall began March 15, 2019. Owners may contact Audi customer service at 1‑800‑253‑2834. Volkswagen's number for this recall is 82C1.

Recall number 18V862000 · Recall details

Electrical systemReported June 5, 2006 · 70,512 vehicles affected
What is wrong
On certain passenger vehicles equipped with halogen low beam headlights, certain connector pins in the headlight switch connector come into contact with each other causing a short circuit. Note: vehicles with xenon low beam headlights are not affected because the circuit in these vehicles contains a fuse, which precludes excessive current flow in the case of a short circuit. Audi s6 and s6 avant vehicles are all equipped with xenon low beam headlights and, therefore, are not longer affected by this recall.
Risk
This condition could lead to overheating or fire.
Remedy
Dealers will reroute the wiring harness by installing a jumper wiring harness. The recall began on december 16, 2006. Owners may contact audi at 1‑800‑822‑2834.

Recall number 06V198000 · Recall details

Electrical systemReported March 18, 2004 · 172,866 vehicles affected
What is wrong
On certain passenger vehicles, if a driver's knees push against the knee bolster (crash element) located under the dashboard, it can contact the headlight switch wiring harness, and an electrical short could occur.
Risk
A fire could originate in the left dashboard area.
Remedy
Dealers will install a protective covering on the knee bolster (crash element). In addition, the wiring harness as well as the felt protector on the left side of the dashboard carrier will be checked, and replaced if necessary. The recall began on july 26, 2004. Owners should contact audi at 1‑800‑822‑2834.

Recall number 04V133000 · Recall details

Electrical system: ignition: switchReported January 29, 1996 · 24,000 vehicles affected
What is wrong
Defective ignition switches were improperly manufactured and can cause some electrical accessories to malfunction.
Risk
Some electrical accessories, such as, turn signals, windshield wipers, lamps, power wind0ws and air conditioners can malfunction when the car is started.
Remedy
Dealers will replace the ignition switch.

Recall number 96V017000 · Recall details

Questions about the Audi A6 fire or smoke

Which Audi A6 years have fire, smoke or burning smell problems?

The model years with the most reports are 1999 (17 complaints), 2000 (11 complaints) and 1998 (8 complaints).

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