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The problem: Affected vehicles may exhibit a rough engine idle and hesitation/stumble on acceleration. This may be due to a faulty mass airflow sensor.
Vehicles affected by this service bulletin:
- 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Audi A4
- 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Audi Allroad
- 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Audi A5
- 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Audi A5 Cabriolet
- 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Audi A6
- 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Audi Q5
- 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Audi TT
Equipped with the 2.0-liter Evo2 engine
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Corrective action: Dealers will diagnose the condition, and if confirmed, replace the mass airflow sensor.
Warranty info: This service bulletin is being performed free of charge under the Audi limited new-vehicle, extended or federal emissions warranties, whichever applies.
What owners should do: Call your local dealer with your vehicle's identification number to determine if your vehicle is involved in this service bulletin. You can call Audi at 800-822-2834 or the National Highway Traffic Safety Administration hotline at 888-327-4236. Reference TSB No. 241551.
Need to find a dealer for service? Go to Cars.com Service & Repair to find a local dealer.
Editor's note: This is only one of dozens of service bulletins issued each month by automakers. Please check your automaker's website to see if your vehicle has any service bulletins pending.
Check for recalls here on Cars.com.
