Service bulletins for the 2018 Audi TT
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.
532 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| A9121072060681_3 | 2021-07-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions to update eligible cars from Google Earth to the new service provided by HERE. |
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| A4821062063153_2 | 2021-07-02. Service bulletin. STEERING:STEERING CONTROL MODULE. This bulletin states to delete the DTC and release the vehicle if DTC C10AC07 is stored in the power steering control module with one of the following symptom codes 24320, 24321, 24322, 24323, 24324, or 24325. |
| SM 44-2021 | 2021-07-02. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
| A9121042024323_8 | 2021-06-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE. This bulletin contains technical information regarding when the parking aid sporadically warns of obstacles that don't exist or it is inoperative/constant warning. |
| A9121022057052_4 | 2021-06-03. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin contains instructions for when the MMI shows the message "Read error occurred when accessing the navigation data" after initialization and reboots constantly with DTC B126CF0 and/or B126CF1. |
| A6921662063398_1 | 2021-06-03. Service bulletin. SEAT BELTS. This informational bulletin outlines what is damage due to outside influence on a seat belt. |
| A0121052063394_1 | 2021-06-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for clearing DTCs P023600 and P060600. |
| A9021032058077_5 | 2021-06-03. Service bulletin. EQUIPMENT; SERVICE BRAKES. This bulletin contains instructions for determining unexpected Audi presense interventions. |
| A1021222018288_9 | 2021-06-03. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This technical service bulletin reminds the reader to check for metal debris when replacing an engine. |
| A0021442052680_3 | 2021-06-03. Service bulletin. EQUIPMENT. This bulletin contains instructions for additional reporting requirements for safety related inquiries (airbag/seatbelts, accidents, fire and overheat damage). |
| A8721132010146_1 | 2021-06-03. Service bulletin. STRUCTURE. This bulletin contains instructions for properly cleaning and removing a musty odor in the vehicle. |
| A6421802020552_1 | 2021-06-03. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. This bulletin provides instructions on how to clean exterior glass. |
| A4421822056386_5 | 2021-06-03. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked. |
| 2018-03052019 | 2021-05-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 2018 Audi Maintenance Schedule - All Models |
| 2018-20190305 | 2021-05-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 2018 Audi Maintenance Schedule - All Models |
| A9121942051613_3 | 2021-05-06. Service bulletin. EQUIPMENT. This bulletin contains a software update and repair instructions for when the customer states that phone calls are not possible or there are no online service available. |
| A4821992063153_1 | 2021-05-06. Service bulletin. STEERING. This bulletin states to delete the DTC and release the vehicle if DTC C10AC07 is stored in the power steering control module with one of the following symptom codes 24320, 24321, 24322, 24323, 24324, or 24325. |
| ELSAallignAudi | 2021-05-06. Service bulletin. ELECTRICAL SYSTEM. Elsa2Go campaign information is now 100% aligned with ElsaPro. This update to Elsa2Go ensures that both systems are displaying the same campaign information, including OPEN/CLOSED status, repair date as well as criterions at the same time without any discrepancy. |
| A9021982059335_2 | 2021-05-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. This bulletin contains information on noises from the instrument cluster installation area. |
| A9021002032113_5 | 2021-05-06. Service bulletin. EQUIPMENT. This information bulletin contains a background on the outside air temperature reading. |
| A9021992063038_1 | 2021-05-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. This informational bulletin explains why the version information pops-up. |
| A6421792047061_3 | 2021-05-06. Service bulletin. EQUIPMENT:OTHER:LABELS. This bulletin contains a cleaning procedure from leftover residue from suction cups or labels. |
| A5721752022032_9 | 2021-05-06. Service bulletin. LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM. This technical service bulletin provides troubleshooting information for the vehicle locking system. |
| A9121862062713_1 | 2021-04-06. Service bulletin. EQUIPMENT. This bulletin contains repair instructions for when there is radio static when the rear heater is active. |
| A9421362023322_3 | 2021-04-06. Service bulletin. EXTERIOR LIGHTING. This informational bulletin contains information on the different shading of LED headlights. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.