2018 Audi S4 Technical Service Bulletins

797 technical service bulletins (TSBs) are on record for the 2018 Audi S4. 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.

• 10184530Apr 16, 2020Equipment. This information bulletin contains instructions for technicans on how to ensure their TAC call goes smoothly.
• 10173842Apr 10, 2020Engine cooling. This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.
• 10173856Apr 9, 2020Body and structure. This bulletin contains a cleaning procedure from leftover residue from suction cups or labels.
• 10173847Apr 3, 2020Suspension. This bulletin contains repair instructions for DTC B200FF0.
• 10173838Apr 1, 2020Fuel system. This bulletin contains instructions for when to add gasoline additives for cleaning the injectors.
• 10172961Mar 26, 2020Other or unknown. This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.
• 10172893Mar 16, 2020Electrical system. This bulletin contains a software update for when the "Reduce Oil Level" message appears and the oil level is not over max specifications.
• 10173425Mar 12, 2020Equipment. This bulletin contains instructions for vehicle inspection, protection removal, and detailing.
• 10172605Mar 11, 2020Steering. This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800. 48 Steering wheel heater is not working, DTC B145504 is stored in the steering column control module.
• 10172594Mar 6, 2020Fuel system. This bulletin contains instructions for when to add gasoline additives for cleaning the injectors.
• 10172536Mar 3, 2020Electrical system. This bulletin contains a software update for a MIL on with DTC P008700.
• 10171830Feb 23, 2020Equipment. This bulletin contains inspection guidelines for radio interference that causes noises in the speaker.
• 10171766Feb 20, 2020Engine cooling, Engine, Brakes. This bulletin contains instructions for documenting the 'Please reduce Oil Level' message in the instrument cluster potentially with an Engine Warmup request.
• 10171810Feb 12, 2020Steering. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
• 10171350Feb 6, 2020Equipment. 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.
• 10171340Feb 4, 2020Suspension. This bulletin contains instructions when there is creaking noises from the rear of the vehicle from one of the shock absorber mountings.
• 10170802Jan 28, 2020Equipment. This bulletin contains instructions for determining unexpected Audi pre sense interventions.
• 10170631Jan 17, 2020Brakes, Equipment. This bulletin contains instructions for determining unexpected Audi pre sense interventions.
• 10169691Dec 20, 2019Equipment, Visibility (wipers, defrost, mirrors). This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.
• 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
• 10169098Dec 4, 2019Equipment, Tires. New document 2004-2020 A4 allroad, A6 allroad, A8L, R8 Spyder
• 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
• 10166733Oct 10, 2019Air bags. This bulletin contains instructions for when the airbag warning is illuminated and DTC B13BCF2 is stored. 2015-2020 A3 Cabriolet, 2016-2018 A3 Sportback, 2018-2020 A5 Sportback, 2018-2020 RS5 Cabriolet, 2018-2020 S5 Sportback
• 10165807Oct 7, 2019Other or unknown. This bulletin contains repair instructions for leaking shock absorbers.
• 10165800Oct 4, 2019Other or unknown. This bulletin contains information for diagnosing the Start/Stop system.
• 10165539Sep 30, 2019Equipment. This bulletin contains instructions for additional reporting requirements for safety related inquiries (airbag/seatbelts, accidents, fire and overheat damage.
• 10165536Sep 30, 2019Equipment. Body components - Examples of customer misuse
• 10165969Sep 27, 2019Electrical system. This bulletin contains instructions for enabling text message notifications through the MMI system.
• 10166284Sep 17, 2019Electrical system. 00 Software Version Management (SVM), operating instructions
• 10164512Aug 30, 2019Fuel system. This 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 S4 Cabriolet, 2010-2012 and 2018-2021 RS5 Cabriolet, 2018-2021 S5 Sportback, 2021 S6, 2005 and 2006 A7, 2005-2011 and 2021 S7 2005-2006 and 2021 S8, 2019-2021 E-Tron Quattro
• 10163509Jul 19, 2019Transmission and drivetrain. Undisclosed Transmission Control Module (TCM) Software 2013 A8, S8, Q7, 2014 TT Coupe, 2015 Q7, S3 Sedan, 2016 A3 Cab, A3 Sedan, S3 Sedan, TT Coupe, 2017 Q7, TT Coupe, 2018 S7, S4 Sedan, S5 Coupe, S5 Sportback, S5 Cabriolet, S6
• 10163510Jul 18, 2019Transmission and drivetrain. Undisclosed Transmission Control Module (TCM) Software 2013 A8, S8, Q7, 2014 TT Coupe, 2015 Q7, S3 Sedan, 2016 A3 Cab, A3 Sedan, S3 Sedan, TT Coupe, 2017 Q7, TT Coupe, 2018 S7, S4 Sedan, S5 Coupe, S5 Sportback, S5 Cabriolet, S6
• 10163121Jul 2, 2019Equipment. This informational bulletin contains instructions for claiming Panoramic sunroofs. 2017-2022 A3, A3 Cabriolet, S3, A4, S4, A4 allroad, A5, A5 Cabriolet, S5, S5 Cabriolet, A5 Sportback, S5 Sportback, RS5, A6, S6, RS6, Q3, Q5, SQ5, Q7, and Audi e-tron quattro, 2017-2018 A3 e-tron, A7, A8, S7, S8, and RS8. 2019-2022 Q8
• 10160373May 9, 2019Steering. This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800. This document applies to every 2016-2019 Audi Model.
• 10159803May 3, 2019Engine. This bulletin contains instructions for documenting the "Please reduce Oil Level" message in the instrument cluster potentially with an Engine Warmup request. This bulletin also applies to the S5 Sportback.
• 10192857Mar 9, 2019Equipment. 2018 Audi Maintenance Schedule - All Models
• 10192864Mar 5, 2019Equipment. 2018 Audi Maintenance Schedule - All Models
• 10158455Feb 5, 2019Engine, Equipment. This bulletin contains repair instructions for 3.0 and 2.9 TFSI engines that have oil loss around the engine compartment, front end, and underbody.
• 10155715Feb 5, 2019Steering, Equipment. This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800.
• 10155709Feb 5, 2019Engine. This bulletin contains repair instructions for 3.0 and 2.9 TFSI engines that have oil loss around the engine compartment, front end, and underbody.
• 10157225Jan 30, 2019Engine, Equipment. Oil Capacity Table: Changed Oil Specs for all models
• 10155701Jan 30, 2019Equipment. Oil Capacity Table: Changed Oil Specs for all models
• 10155669Jan 25, 2019Equipment, Electrical system. This bulletin contains instructions for MIB2 Standard on how to update the MMI.
• 10155670Jan 23, 2019Visibility (wipers, defrost, mirrors), Equipment. This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.
• 10157124Jan 18, 2019Steering. This bulletin provides information regarding vibrations or movement that are felt in the wheel.
• 10155660Jan 18, 2019Suspension. This bulletin provides information regarding vibrations or movement that are felt in the wheel.
• 10157210Jan 16, 2019Tires. ADDED to footnote (b at the end of the chart: "If vehicle has a top speed of 174 mph, it has the Dynamic Plus Package which can be identified by PR Code PAB" - A3 2.0L, S3 2.0L, RS 3 2.5L, A3 Cabriolet 2.0L, A3 e-tron Sportback 1.4L, A4 2.0L (190 hp), A4 2.0L (252 hp), S4 3.0L, A4 allroad 2.0L, A5 Cabriolet 2.0L, S5 Cabriolet 3.0L, A5 Coupe 2.0L, S5 Coupe 3.0L, A5 Sportback 2.0L, S5 Sportback 3.0L, RS 5 2.9L, A6…
• 10155686Jan 16, 2019Tires, Equipment. ADDED to footnote (b at the end of the chart: "If vehicle has a top speed of 174 mph, it has the Dynamic Plus Package which can be identified by PR Code PAB" - A3 2.0L, S3 2.0L, RS 3 2.5L, A3 Cabriolet 2.0L, A3 e-tron Sportback 1.4L, A4 2.0L (190 hp), A4 2.0L (252 hp), S4 3.0L, A4 allroad 2.0L, A5 Cabriolet 2.0L, S5 Cabriolet 3.0L, A5 Coupe 2.0L, S5 Coupe 3.0L, A5 Sportback 2.0L, S5 Sportback 3.0L, RS 5 2.9L, A6…

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