2018 Audi A4 Technical Service Bulletins

773 technical service bulletins (TSBs) are on record for the 2018 Audi A4. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10169691Dec 20, 2019Visibility (wipers, defrost, mirrors), Equipment. This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.
• 10169524Dec 17, 2019Electrical system, Equipment. This bulletin contains instructions for determining unexpected Audi pre sense interventions.
• 10169485Dec 12, 2019Equipment. The part numbers listed in the document are to be returned if they meet the criteria provided.
• 10169124Dec 10, 2019Electrical system, Engine. This action addresses an emissions system-related Engine-Off calculation error and improves the Oxygen Sensor Aging-Correction Factor. Neither concern has a direct impact to vehicle exhaust or evaporative emissions. However, either condition could affect proper operation of the Malfunction Indicator Lamp (MIL). 2017-2018 A3 Cabriolet
• 10169131Dec 9, 2019Electrical system, Engine. This action addresses an emissions system-related Engine-Off calculation error and improves the Oxygen Sensor Aging-Correction Factor. Neither concern has a direct impact to vehicle exhaust or evaporative emissions. However, either condition could affect proper operation of the Malfunction Indicator Lamp (MIL). 2017-2018 A3 Cabriolet
• 10169111Dec 9, 2019Equipment. This bulletin contains repair instructions for when the HVAC system is having issues with air flow and temperature commands with DTCs B11AF07 and B109207. 2017-2019 A4 allroad, 2018-2019 A5 Sportback
• 10169106Dec 9, 2019Equipment. This informational bulletin contains instructions for when car wash bristles are stuck in the headlights. 2015-2021 A3 Cabriolet, 2015-2018 A3 e-tron, 2011-2021 A4 allroad, 2018-2021 A5 Sportback, 2011-2012 and 2018-2021 RS5 Cabriolet, 2018-2021 S5 Sportback, 2021 RS6 Avant
• 10169118Dec 6, 2019Equipment, Exterior lighting. Exterior lights, moisture accumulation 2013-2021 A3 Cabriolet, 2016-2018 Sportback, 2004-2005 A4 Cabriolet, 2004-2008 S4 Cabriolet, 2008 RS4 Cabriolet, 2010-2021 A4 allroad, 2018-2021 A5 Sportback, 2010-2012, 2018-2021 RS5 Cabriolet, 2018-2021 S5 Sportback, 2004-2006 A7, 2004-2011 S7, 2021 RS6 Avant, 2004-2006 S8
• 10169113Dec 6, 2019Electrical system, Equipment. This technical service bulletin explains how to determine the status of activation keys (that affect the function of Audi drive select, cruise control, navigation, Bluetooth, smartphone interface and voice recognition), and how to update them.
• 10169098Dec 4, 2019Equipment, Tires. New document 2004-2020 A4 allroad, A6 allroad, A8L, R8 Spyder
• 10169110Dec 3, 2019Equipment. This bulletin contains repair instructions for when the HVAC system is having issues with air flow and temperature commands with DTCs B11AF07 and B109207. 2017-2019 A4 allroad, 2018-2019 A5 Sportback
• 10169107Dec 3, 2019Equipment, Electrical system. This bulletin contains repair instructions for DTC P201500 which may or may not have a MIL on. 2018-2019 A4 allroad, 2018-2020 A5 Sportback
• 10168770Nov 21, 2019Equipment. This bulletin provides instructions to insulate the rear parcel shelf or rear subwoofer grille with foam strips to eliminate a rattle noise.
• 10168799Nov 20, 2019Equipment. The part numbers listed in the document are to be returned and only the superseded part number going forward
• 10168734Nov 12, 2019Visibility (wipers, defrost, mirrors). This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct. 2015-2021 A3 Cabriolet, 2016-2018 A3 Sportback, 2018-2021 A5 Sportback, 2012 and 2018-2021 RS5 Cabriolet, 2018-2021 S5 Sportback, 2021 RS 6 Avant
• 10168636Nov 11, 2019Wheels. This bulletin provides information regarding vibrations or movement that are felt in the wheel. 2015-2020 A3 Cabriolet, 2016-2018 A3 Sportback, 2008-2009 S4 Cabriolet, 2008 and 2010 RS4 Cabriolet, 2018-2020 A5 Sportback, 2010-2012 and 2018-2020 RS5 Cabriolet, 2018-2020 S5 Sportback, 2008 A7, 2008-2011 S7
• 10167151Oct 31, 2019Other or unknown. This bulletin contains instructions for when the MMI shows the message 'Read error occurred when accessing the navigation data' after initialization and reboots constantly.
• 10167145Oct 30, 2019Other or unknown. This technical service bulletin explains how to determine the status of activation keys (that affect the function of Audi drive select, cruise control, navigation, Bluetooth, smartphone interface and voice recognition), and how to update them.
• 10167119Oct 29, 2019Other or unknown. The part number listed in the document are to be returned if they meet the criteria provided.
• 10192857Mar 9, 2019Equipment. 2018 Audi Maintenance Schedule - All Models
• 10192864Mar 5, 2019Equipment. 2018 Audi Maintenance Schedule - All Models
• 10249054Jul 10, 2014Other or unknown. Due to new Minnesota state regulations regarding biofuels, biodiesel blends of B5 or less may not be available in the State of Minnesota.
• 10251023Feb 18, 2013Suspension. Steering wheel shimmy, vibration and/or oscillation

← All problems reported for the 2018 Audi A4