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Service bulletins for the 2021 Audi e-tron

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.

1220 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
TSB_2073582_22025-05-03. Service bulletin. UNKNOWN OR OTHER. Apple CarPlay: general troubleshooting for connection complaints.
TSB_2071928_22025-05-03. Service bulletin. ELECTRICAL SYSTEM. This TSB provides informatio when, in MIB3, the MMI sidebar is missing.
TSB_2071281_32025-05-03. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when the warning "Fault: Limited warning messages" appears in the virtual cockpit; DTC B174404.
TSB_2012749_182025-05-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the exterior lights have moisture accumulation.
TSB_2063236_8.pdf2025-05-03. Service bulletin. STRUCTURE:BODY. This TSB provides information regarding varios complaints regarding the front, or rear door lock; DTCs B122D29, B14FF29 or B122B13.
TSB_2062115_142025-05-03. Service bulletin. ELECTRICAL SYSTEM. This bulliten provides information on reinstaling the navigation database.
TSB_2061922_42025-05-03. Service bulletin. VISIBILITY/WIPER. This TSB provides information on proper documentation for visual complaints regarding the headlights and taillights.
TSB_2059528_142025-05-03. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when there is an eCall fault/eCall LED is red with DTC B200000.
AOS-25-192025-05-03. Service bulletin. ELECTRICAL SYSTEM. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: The hotfix is for connection issues of the VAS6558A seen during “High-voltage measurement module – VAS 6558 A/B” test plan
TSB_2077443_12025-04-04. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when convenience opening does not work.
TSB_2077364_12025-04-04. Service bulletin. ELECTRICAL SYSTEM. This TSB provides troubelshooting steps when the myAuid login can not be completed in the infotainment system
TSB_2077320_12025-04-04. Service bulletin. UNKNOWN OR OTHER. This TSB is a label placement guide as required by CARB for remanufactured parts.
TSB_2077204_12025-04-04. Service bulletin. ELECTRICAL SYSTEM. This bulleitn provides information regarding Over The Air automatic online map update complaints.
TSB_2077148_12025-04-04. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when home address, work address and favorites are deleted.
TSB_2075530_22025-04-04. Service bulletin. ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
TSB_2071185_22025-04-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information regarding various comlaints related to Apple CarPlay with Apple iOS devices.
TSB_2041717_132025-04-04. Service bulletin. VISIBILITY/WIPER. This bulletin provides information regarding the GFF test plan required for A/C compressr replaements regardless of the concern.
TSB_2038689_92025-04-04. Service bulletin. SUSPENSION. This bulletin provides information regaridng securting the bump stops when there are noises form the rear of the vehicle.
TSB_2018194_122025-04-04. Service bulletin. SUSPENSION. This bulletin serves as an assessment aid for shock absorber leaks.
SM 16-20252025-04-04. Other. POWER TRAIN. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward.
TSB-2076404_32025-03-19. Service bulletin. UNKNOWN OR OTHER. This bulletin provides a deployment overview for customer service packages MLB and MQB for MIB3/connectivity box/OCU3/LSR.
TSB-2064183_62025-03-19. Service bulletin. STRUCTURE:BODY. This TSB provides informaion when the bonded outer door seal coming loose from the door.
TSB-2059528_132025-03-19. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when there is an eCall fault/eCall LED is red with DTC B200000.
TSB-2076149_22025-03-19. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when the gear oil drain plug is leaking; P33E200, P31D000.
TSB-2073858_72025-03-19. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when there is an electric drive motor leak; P0AA600.

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