Service bulletins for the 2013 Audi A6
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
1666 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Electrical system are shown. Show all
| A901447 2036132- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. Supersedes Technical Service Bulletin Group 90 number 14-45 dated January 14, 2014. Customer may report that the head-up display (HUD) flickers or dims quickly. Software in the windshield projection head-up display control module, J898 (address word 82), causes incorrect brightness control. |
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| A871448 2029136- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 87 number 13-40 dated February 11, 2013. The customer may report that after a specific temperature is selected in AUTO mode, the resulting airflow and temperature are uncomfortable. The customer complaint is subjective and may be difficult to diagnose during a road test. Perform a test drive with the customer both before and after this repair to ensure a thorough understanding of the customer's concern. DTCs for mechanical malfunction of one or more air distribution control motors may be stored in the air conditioning/heating control unit, J255 (address word 08). At certain outside temperatures and in certain operating conditions, the temperature in the passenger compartment fluctuates. This fluctuation is caused by the unventilated sensor in the air conditioning control panel. |
| A941432 2017806- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING:BACK UP LIGHTS. Supersedes Technical Service Bulletin Group 94 number 13-19 dated May 23, 2013. The light bulb warning light is displayed in the instrument cluster with the ?Vehicle lights: malfunction? message. DTCs are stored in the vehicle electrical system control module. Exterior lights are functioning properly. If the headlight switch is moved to an intermediate position and remains there, the light bulb warning light and the error message appear after approximately ten seconds. Once displayed, the message turns off after approximately five seconds. The light bulb warning light turns off only after the headlight switch is turned to a defined position, and the status of DTC 03280 or DTC 01800 are changed to sporadic. After 40 driving cycles without an implausible signal detected, the DTCs are automatically cleared. |
| A911422 2035912- | 2017-11-08. Service bulletin. BACK OVER PREVENTION: CAMERA SYSTEM; ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 91 number 13-16 dated November 27, 2013. After the camera control module, J928, has been replaced, the front image is upside down and cannot be changed. The calibration cannot be completed. The coding of the camera control module is not completed correctly. |
| A911420 2027718- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 91 number 13-11 dated October 31, 2013. When the driver uses the Bluetooth hands-free telephone system to make a call, the listener on the other end cannot clearly understand the driver. The driver?s voice sounds muffled, as if it is being heard from under water. The microphone seal is damaged during installation into the roof module. |
| A911419 2026895- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 91 number 11-16 dated October 5, 2011. During a Bluetooth call, the sound is difficult to hear for the other party. Voice recognition accuracy is poor. This TSB provides guidelines for testing microphones in a vehicle. |
| A901445 2036132- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Customer may report that the head-up display (HUD) flickers or dims quickly. Software in the windshield projection head-up display control module, J898 (address word 82), causes incorrect brightness control. |
| A201431 2035073- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Supersedes Technical Service Bulletin Group 20 number 13-28 dated November 14, 2013. The MIL is on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the ECM. Drivability is not affected. The NVLD pressure switch may erroneously detect a very small leak. |
| A011463 2033630- | 2017-11-08. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 01 number 13-86 dated April 15, 2013. The MIL is on. There is a rough idle. DTCs are stored in the ECM. Engine may have reduced performance without significant loss of power or stalling. Because there are a number of different misfire faults (unrelated to ignition coil operation) that could cause the MIL to illuminate, proper Guided Fault Finding (GFF) misfire diagnosis must be followed before any ignition coils are replaced. |
| A011456 2032900- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Supersedes Technical Service Bulletin Group 01 number 13-68 dated February 7, 2013. The MIL is on. DTC P008700 is stored in the ECM. The fault listed can occur under certain driving conditions. It is caused by an incorrect software setting. Some driving scenarios (such as extended idling or heavy stop-and-go traffic) can cause a slight misinterpretation of the data, which causes the MIL to illuminate. |
| A011451 2030580- | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 01 number 13-19 dated August 1, 2013. The customer complains that the vehicle sporadically cannot be started. The yellow gearbox warning light may be illuminated. DTCs may be present. The remote key being used is transmitting incomplete immobilizer information to the vehicle, resulting in the condition. |
| Update Bulletin | 2017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Under certain conditions, permanent mode $0A DTC codes concerning the fuel pump power stage module may remain visible after the vehicle?s OBD system has run the proper monitors successfully to allow the DTC to be erased by the system, after a proper repair. This software malfunction may cause vehicle to not pass IM inspection programs. This software update eliminates specific permanent DTC codes stored in mode $0A of the ECM. All other DTC storage functions remain unaffected. This Update is in effect until removed. |
| Update Bulletin | 2017-11-03. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Under certain conditions, permanent mode $0A DTC codes concerning the fuel pump power stage module may remain visible after the vehicle?s OBD system has run the proper monitors successfully to allow the DTC to be erased by the system, after a proper repair. This software malfunction may cause vehicle to not pass IM inspection programs. This software update eliminates specific permanent DTC codes stored in mode $0A of the ECM. All other DTC storage functions remain unaffected. This Update is in effect until removed. Procedure is valid only for vehicles that show the 24AD code in the ElsaWeb Campaign/Action Information screen on the day of repair. Vehicle must be within the Federal Emissions Warranty. Procedure must be performed within the allotted time frame stated in this Technical Service Bulletin. Procedure must be performed on applicable vehicles in dealer inventory prior to sale. |
| Dealer Letter - | 2017-11-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. This communication is to inform you of upcoming Update 24AD. Under certain conditions, permanent mode $0A DTC codes concerning the fuel pump power stage module may remain visible after the vehicle?s OBD system has run the proper monitors successfully to allow the DTC to be erased by the system, after a proper repair. This software malfunction may cause vehicle to not pass IM inspection programs. This software update eliminates specific permanent DTC codes stored in mode $0A of the ECM. All other DTC storage functions remain unaffected. Update the ECM software to latest levels via SVM. |
| Dealer Letter-Up | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ENGINE. This communication is to inform you of upcoming Update 28G6. There are 79,232 Audi vehicles affected in the U.S. by this Update. Rough idle or reduced driving power and, in turn, an illuminated Malfunction Indicator Lamp (MIL) on the instrument cluster due to the presence of specific fault codes caused by this component. Inspect and replace ignition coils as required. |
| A741315 2035757- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; SEATS. Customer may complain that the seat pneumatics (side bolsters and lumbar support) actuate without any input from the customer. This condition can occur when the vehicle is driven at high altitudes or when the outside temperature fluctuates. DTCs may be present in the front seat pneumatics control modules, J873 and J872 (address words 88 and 89) or in the rear seat pneumatics control modules (in certain A8 models only), J875 and J874 (address words 8A and 8D). No leak is present. There is a software issue in the seat pneumatics control modules that causes the seat pneumatics to automatically actuate in high altitudes (change in air pressure) or in fluctuating temperatures in order to maintain pressure. |
| A201328 2035073- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 20 number 13-27 dated October 16, 2013. MIL on. DTC P045600 (EVAP System Leak Detected NVLD (very small leak)) is stored in the engine control module (ECM), J623 (address word 01). Drivability is not affected. |
| A911317 2035919- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). GPS inaccuracies can be caused by several different factors. If it is unclear if this PSS applies, submit a Technical Assistance Center ticket for additional instruction. Perform Spec Actual and attach the GFF log to the ticket. Customer states the navigation system is not tracking the vehicle correctly. No DTCs related to the GPS antenna or MMI system are present. The issue occurs after the vehicle is parked overnight or for several hours in a parking garage or other similar enclosed space. A private home garage does not apply. The issue does not occur if the vehicle is parked overnight or for several hours in an open-sky environment. The condition continues for the duration of the drive. The issue only corrects itself with a 3-finger reset or during a vehicle sleep cycle. The vehicle is not a Q7 or A8. If the above conditions apply and the customer vehicle is a Q7 or A8, submit a Technical Assistance Center ticket for additional instruction. Perform Spec Actual and attach the GFF log to the ticket. |
| A571398 2035173- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. Supersedes Technical Service Bulletin Group 57 number 13-96 dated October 16, 2013. Customer may report that the automatic door lock function cannot be deactivated. The "Lock when driving" (Autolock) configuration setting has been discontinued starting in some model year 2013 vehicles, and it is no longer available in the Car >> Vehicle Settings category in the MMI. The vehicle can still be unlocked while it is being driven, at any time, with the central locking switch in the door. |
| A271320 2033524- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 27 number 13-17 dated April 5, 2013. Cruise control deactivates sporadically or cannot be activated. A new set speed cannot be saved. ?Set? button on cruise control stalk does not work. DTCs are present in the vehicle. Incorrect tolerances of cruise control ?Set? button. |
| Dealer Letter - | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM. This communication is to inform you of that Update 48K8 has been revised to include a warning to ensure that the Bluetooth function of the scan tool must be physically switched off prior to performing this Update. The revised Update will be visible in ElsaWeb and ServiceNet on or about September 27, 2013. Please ensure your technicians are made aware of this new information. |
| A961374 2034000- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Supersedes Technical Service Bulletin Group 96 number 13-63 dated May 29, 2013. Audi Lane Change Assistant deactivates or is sporadically inoperative. Message ?Side Assist Unavailable? is displayed in the Driver Information Display when the system deactivates. Audi Lane Change Assistant can be activated without issue. DTCs are stored in the Lane Change Assistance control module. A software issue within J769 causes a diagnostic fault, which deactivates the Audi Lane Change Assistant temporarily. |
| A911304 2013422- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 91 number 12-49 dated July 31, 2012. The Bluetooth® telephone cannot be connected to the vehicle?s Infotainment system. Certain restrictions are present when a Bluetooth device is connected to the vehicle. The restrictions vary depending on the vehicle system present. |
| A911303 2034842- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 91 number 13-94 dated July 24, 2013. The driver?s voice sounds muffled or background noise sounds very loud to other caller during Bluetooth calls. Voice recognition commands are not recognized or voice recognition accuracy is poor. The location of the microphones within the roof module make them susceptible to interference by the vehicle air vents and climate control settings. When the center air vents are pointed upward, they can cause a ?swirling? effect that affects the audio quality of Bluetooth® and voice recognition. This is particularly evident on hot days when the A/C system is set to ?auto?. |
| A801305 2033806- | 2017-10-31. Service bulletin. ELECTRICAL SYSTEM:WIRING. Supersedes Technical Service Bulletin Group 80 number 13-04 dated August 9, 2013. Malfunction Indicator Lamp is on. Climate system heating performance is insufficient. Coolant level warning is on. Engine temperature is elevated. ?Limp Home? mode is active. Faults are stored in the transmission control module. Coolant loss is found from one or more control valves: N82, N509, or N488. Coolant may have migrated into the wiring harness through the connector and into various control units. Climate system heating performance is insufficient due to coolant loss, or due to a faulty N82 control valve. Inspection of the coolant control valves N82, N509, or N488 reveals the presence of coolant inside the electrical connector as shown in the illustration. The connectors, wiring harness, and/or connected control units may have been damaged from exposure to coolant. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.