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Service bulletins for the 2014 Audi Q7

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.

1122 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
A0120582033001202020-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
Circular 23Z92020-02-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Audi is releasing a software calibration update to the Approved Emissions Modification (AEM). This software calibration will include the following changes to the vehicles emissions control and on-board diagnostics (OBD) software: (1) It will correct an issue that is causing the 'check engine' light to falsely illuminate under certain driving conditions, which has resulted in replacement of the diesel oxidation catalyst (DOC) for certain customers; (2) It will reduce the likelihood of experiencing an engine shudder that could occur during certain warm-up driving conditions; and (3) It will improve OBD monitoring of vehicle emissions systems and otherwise improve the software used by your vehicle.
A0119252055816_22019-10-02. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for DTCs P007000 and P208000.
A0119212055816_12019-09-09. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for DTCs P007000 and P208000.
A0119192033001192019-08-07. Service bulletin. ENGINE. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
AWA 19-032019-06-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). This bulletin explains the warranty extension for the crankcase ventilation valve on certain 3.0L and 4.0L vehicles.
AWA 19-022019-05-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT. This bulletin clarifies how to claim AdBlue on warranty claims.
A011905 2034359-2019-04-15. Service bulletin. ENGINE; EQUIPMENT. In cases with the above fault codes, remove the active tank according to instructions in the Elsa Repair Manual.
A011999 20338062019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides repair instructions when coolant control valves have coolant inside of their electrical connector.
A011902 20330012019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A011912 203435982019-04-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This bulletin contains repair instructions for when a MIL is on and DTC P20E900 or P20FE00 is stored in the ECM.
A011911 205105332019-04-02. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for DTCs P24CC00 and P24CB00.
A011999 20338062019-04-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin provides repair instructions when coolant control valves have coolant inside of their electrical connector.
AWC 18-142019-02-25. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This communication notifies dealers that AWC 17-34 was modified to remove 2.0L vehicles and apply to 3.0L vehicles only.
AWC 17-342019-02-25. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT. This communication instructs dealers to contact the Technical Assistance Center if they encounter a MIL on before performing the TDI emissions modification. - REVISED 12/17/18 to apply to 3.0L models and to remove 2.0L models.
A011894 20330012019-02-25. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A011893 2033001-2019-02-19. Service bulletin. ENGINE. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
Campaign Parts B2018-11-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 3.0L TDI Emissions Recalls 23R8 Part supersession
AWC-18-092018-10-15. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This communication provides instructions for documenting the fuel refill in the INFORM tool.
A011881 2034359-2018-10-15. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This bulletin contains repair instructions for when a MIL is on and DTC P20E900 or P20FE00 is stored in the ECM.
A011879 2033001-2018-10-15. Service bulletin. EQUIPMENT; ENGINE. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
Email-Audi AEM T2018-09-24. Service bulletin. ENGINE AND ENGINE COOLING. Important Information Regarding Approved Emissions Modification (TDI) Recall Campaigns & the California Air Resources Board / Department of Motor Vehicle (DMV) Vehicle Registration Requirement
AWA-17-12 2018062018-09-17. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This is the extended warranty for Gen 2.1 TDI vehicles. It was updated to show the PIDs for the parts.
Email-Audi AEM T2018-09-17. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ENGINE AND ENGINE COOLING. Important Information Regarding Approved Emissions Modification (TDI) Recall Campaigns & the California Air Resources Board / Department of Motor Vehicle (DMV) Vehicle Registration Requirement
Email-2.0L TDI a2018-05-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 2.0L TDI and 3.0L TDI Extended Emissions Warranty On-Board Diagnostic (OBD) System Coverage Questions

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.