2006 Audi A4 Fuel system Problems
- Complaints
- 10about this part
- Share
- 3%of 295 total for the year
- Median mileage
- 80,184miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 10 complaints about the fuel system of the 2006 Audi A4, 3% of the 295 complaints for this model year. Where a mileage was given, the median is 80,184 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.
“Audi issued a technical service bulletin that I found on your website. This bulletin was regarding the exact parts the dealer (Audi) identified as being affected on my car (high pressure fuel pump, cam follower, and corresponding intake camshaft cam lobe). This bulletin (not a recall, but distributed internally to dealerships) clearly states that this is a widespread issue that affected all VIN ranges of specified Audi models from 2005-2007 that included mine. Audi extended drivetrain coverage on these vehicles to 10yr/120k mi. …”
NHTSA complaint #11355075, filed 2020-09, 110,000 miles“Car did not show any signs prior to check engine light coming on. Within several minutes of check in light appearing the car begin driving rough and smoke poured from under the hood. My husband quickly cut the wires of the coil pack from the housing to prevent the fire from spreading, as I grabbed the fire extinguisher.”
NHTSA complaint #10326534, filed 2010-04, 84,098 miles“Car hesitated under acceleration at highway speeds resulting in total loss of power. Car continued to have acceleration and idling problems. Issues due to cam follower wearing prematurely causing major damage to high pressure fuel pump, intake and exhaust cams, damage to engine requiring total engine replacement.”
NHTSA complaint #10472972, filed 2012-08, 76,269 miles“Took the Audi A4 quattro to the Audi connection of cincinnati dealership for a check engine light (cel) on p codes p2293 & p0089 which indicates a possible cam follower, cam shaft, and/or high pressure fuel pump (hpfp) issues back on thursday morning april 10th, 2014. …”
NHTSA complaint #10595445, filed 2014-06, 90,438 miles“The vehicle suddenly and unexpectedly loses power while merging onto the interstate. Power loss generally lasts for approximately one minute. Power loss is continually experienced while attempting pass other vehicles. On occasions, the vehicle goes into limp-mode, making it difficult to maintain highway speed.”
NHTSA complaint #10385230, filed 2011-02, 50,000 milesRelated service bulletins
- 10173838Apr 1, 2020This bulletin contains instructions for when to add gasoline additives for cleaning the injectors.
- 10172594Mar 6, 2020This bulletin contains instructions for when to add gasoline additives for cleaning the injectors.
- 10164512Aug 30, 2019This informational bulletin explains when the range display is empty in the on-board computer. Also A3 Cabriolet 2015-2021, A3 Sportback 2016-2018, 2005 A4 Cabriolet , 2005-2009…
- 10123656Dec 10, 2015Supersedes Technical Service Bulletin Group 20 number 13-29 dated November 15, 2013. The fuel tank has been removed from the vehicle and must be neutralized before shipment or…
- 10123653Dec 10, 2015Supersedes Technical Service Bulletin Group 17 number 14-49 dated April 3, 2014. When the vehicle is completely refueled, the vehicle range (?distance to empty?) that is…
- 10119943Mar 12, 2015Supersedes Technical Service Bulletin Group 01 number 12-45 dated March 16, 2012. The MIL is on. DTCs are stored in the engine control module (ECM). A false signal may be sent to…
- 10119940Mar 9, 2015Supersedes Technical Service Bulletin Group 01 number 13-09 dated June 21, 2013. The use of contaminated gasoline or gasoline with a low content of deposit control additives may…
- 10216613Apr 15, 2014Vacuum line cracks.
- 10225066Jan 9, 2014Due to fuel intrusion into the low-pressure system fuel pressure sensor (G410), a false signal may be sent to the controller, resulting in a reading that is out of tolerance.
- 10222039Jan 9, 2014Due to fuel intrusion into the low-pressure system fuel pressure sensor (G410), a false signal may be sent to the controller, resulting in a reading that is out of tolerance.
Fuel system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2019 | 2 | 20% |
| 2018 | 6 | 13% |
| 2017 | 6 | 11% |
| 2016 | 1 | 9% |
| 2015 | 1 | 5% |
| 2014 | 4 | 13% |
| 2013 | 2 | 8% |
| 2012 | 3 | 16% |
| 2011 | 2 | 18% |
| 2010 | 6 | 9% |
| 2009 | 8 | 7% |
| 2008 | 11 | 6% |
| 2007 | 11 | 6% |
| 2006 | 10 | 3% |
| 2005 | 12 | 5% |
| 2004 | 56 | 30% |
| 2003 | 51 | 24% |
| 2002 | 7 | 4% |
| 2001 | 3 | 2% |
| 2000 | 1 | 1% |
| 1999 | 4 | 2% |
| 1998 | 1 | 0% |
| 1997 | 1 | 1% |
| 1996 | 1 | 1% |
Other parts of the 2006 Audi A4
159 complaintsAir bags
73 complaintsElectrical system
21 complaintsEngine
15 complaintsTransmission and drivetrain
14 complaintsOther or unknown
7 complaintsVehicle speed control
7 complaintsEngine cooling
6 complaintsBrakes
5 complaintsSteering
5 complaintsVisibility (wipers, defrost, mirrors)
5 complaintsElectronic stability control
4 complaints
← All problems reported for the 2006 Audi A4
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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