Service bulletins for the 2018 Audi TT RS
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.
491 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| A0120612059435_1 | 2020-06-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. This bulletin contains a software update for DTC P014100 (Active/intermittent). |
|---|---|
| A0120602059429_1 | 2020-06-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE; FUEL SYSTEM, GASOLINE. This bulletin contains a software update for one or more of the following DTCs P008700, P21F500, P21F400, P218700, P21F800, and P217700. |
| A0020372059437_1 | 2020-06-04. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE:DELIVERY. The informational bulletin explains why during COVID-19 there is winter-blend fuel during a warmer season and causing some issues. |
| A9020442032113_3 | 2020-05-07. Service bulletin. ELECTRICAL SYSTEM. This information bulletin contains a background on the outside air temperature reading. |
| A5120132009967_1 | 2020-04-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for vehicle inspection, protection removal, and detailing. |
| A0120472051014_2 | 2020-04-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains a software update for when the MIL is on with poor performance and one of six DTCs. |
| A912039201818711 | 2020-03-05. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin contains inspection guidelines for radio interference that causes noises in the speaker. |
| 18AUUSMaint0220 | 2020-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. OIL CHART SECTION: CHANGED - Castrol Oil to 'Audi approved XXXX-Refer to the Parts Catalog' for all models. |
| A3520372058504_1 | 2020-03-05. Service bulletin. POWER TRAIN. This bulletin contains repair instructions for when DTC P173500 and/or P173600 are logged with a shuddering transmission or messages or Limp Home Mode. |
| 18AUUSMaint0130 | 2020-02-08. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Additional Maintenance Section: ADDED to Battery - Connected gateway 'for Audi Connected Services' (if applicable) |
| A9119252056232_2 | 2020-01-08. Service bulletin. EQUIPMENT. This informational bulletin contains instructions for creating a PSS record when the FPK (Free-Programmable Kombi/Cluster) screen goes blank intermittently when viewing the Audi Smartphone Interface (ASI) screen. |
| A9119232037809_5 | 2020-01-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin contains instructions about updating the navigation map. |
| A9119202058094_1 | 2020-01-08. Service bulletin. EQUIPMENT. This bulletin contains instructions for when the audio sounds distorted. 2016,2017,2019 TTRS |
| A4619162034143_7 | 2020-01-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; SERVICE BRAKES. This informational bulletin contains instructions for opening a TAC ticket for ceramic brake repairs. 2020-2021 RSQ8, 2017, 2019, 2021 TTRS |
| 20AUTIRECHAINS | 2020-01-08. Service bulletin. EQUIPMENT; TIRES; EQUIPMENT ADAPTIVE/MOBILITY. New document 2004-2020 A4 allroad, A6 allroad, A8L, R8 Spyder |
| A4619142034143_6 | 2019-11-07. Service bulletin. UNKNOWN OR OTHER. This informational bulletin contains instructions for opening a TAC ticket for ceramic brake repairs. 2017-2020 TTRS |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.