Service bulletins for the 2014 Audi A4 allroad
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.
645 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Electrical system are shown. Show all
| A201911 2043357 | 2019-04-01. Service bulletin. ELECTRICAL SYSTEM. This technical service bulletin provides a software code for correcting an issue that causes DTC P046100. |
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| A011999 2033806 | 2019-04-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin provides repair instructions when coolant control valves have coolant inside of their electrical connector. |
| A961934 20489272 | 2019-04-01. Service bulletin. ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK; STRUCTURE:BODY:TRUNK LID. This informational bulletin contains instructions for minimizing the risk of an unintentional opening of the trunk lid with the remote. |
| A571954 20220328 | 2019-04-01. Service bulletin. ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES. This technical service bulletin provides troubleshooting information for the vehicle locking system. |
| A911821 2051527 | 2019-02-25. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin contains instructions for when the Sirius presets are missing with no DTCs. |
| A911895 2026657- | 2018-09-17. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin contains instructions for removing the HD radio feature if requested by the customer. |
| A971860 2036764_ | 2018-04-16. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains repair instructions for when the vehicle will not start and DTC P068A00 is stored. |
| A961721 2048927- | 2018-04-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; LATCHES/LOCKS/LINKAGES:TRUNK LID:LOCK. This informational bulletin contains instructions for minimizing the risk of an unintentional opening of the trunk lid with the remote. |
| A241450 2038212- | 2018-04-16. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. The engine judders or runs erratically. The vehicle judders during acceleration. No event entry is stored in the engine control module (ECM). The air mass meter is suspected to be faulty. Possible incorrect function on the sensor elements of the air mass meter. |
| A911690 2036575- | 2018-03-13. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides an explanation for the customer regarding known software issues with the MIB & MMI3G+ bluetooth security profile. |
| A0115292041097-1 | 2018-02-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM. The MIL is on. Customer may report that the engine runs irregularly. DTCs are stored in the ECM. On the camshaft adjustment valve, the filter element can loosen. There is no consequential damage from loosened particles in the oil circuit. They are gathered by the oil filter. |
| A211522 2039006- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. Supersedes Technical Service Bulletin Group 21 number 14-21 dated November 26, 2014. The MIL is on. Customer may report a reduction in power. DTC P029900 (Turbo/Super Charger Underboost) is stored in the engine control module (ECM), J623 (address word 01). The circlip connecting the turbo wastegate actuator rod and the wastegate flap lever can fall off due to low tension of the clip. Consequently, the wastegate linkage becomes disconnected, causing MIL on and DTC P029900. |
| A201547 2041594- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. The MIL is on. DTC P046100 (Fuel level sensor, circuit range/performance) is stored in the engine control module (ECM), J623 (address word 01). |
| A0115312033806-7 | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Supersedes Technical Service Bulletin Group 80 number 14-07 dated August 11, 2014. The MIL is on. Climate system heating performance is insufficient. Coolant level warning is on. Engine temperature is elevated. ?Limp Home? mode is active. Faults may be 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 as a result of coolant migration in the electrical harness, faults in 08-Heating and Air Conditioning Electronics that result from coolant migration in the electrical harness, or a faulty N82 control valve. |
| A911724 2036575- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides an explanation for the customer regarding known software issues with the MIB & MMI3G+ bluetooth security profile. |
| A571740 2047432- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains repair information for when the remote key has low range or the functions do not work. This is for all keys and there is no relevant DTCs stored. |
| A571738 2017082- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin contains instructions for sychronizing the remote key after the battery has been disconnected or replaced. |
| A911682 2045580- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information regarding a data connection message dur to the SIM card for T - Mobile subscribers. |
| A911677 2044940- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This technical service bulletin provides software update instructions to fix an issue that prevents Google Earth from loading. |
| A011684 2037307- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides information regarding a software update for an )2 sensor DTC. |
| A011680 2033806- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin provides repair information when coolant control valves have coolant inside of their electrical connector. |
| A001684 2037949- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin provides instructions for an an error message and updating with an SVM code. |
| A911743 2042097- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin contains resource information for when the traffic feature is inoperative in the MMI navigation. |
| A201796 2043758- | 2018-02-05. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This bulletin instructs the reader to diagnose issues with fuel pressure and to replace the fuel delivery unit with the new kit if the correct DTC and symptom code combination is present. |
| A201795 2043357- | 2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; FUEL/PROPULSION SYSTEM. This technical service bulletin provides a software code for correcting an issue that causes DTC P046100. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.