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We cover four A3 generations: the 8L (1996 to 2003), the 8P (2003 to 2012), the 8V (2012 to 2020) and the 8Y (from 2020). Engines range from the 1.8T and 2.0 TFSI to TDI diesels, with S3 and RS3 performance versions.


Model year 2023 is part of the fourth-generation A3 (8Y) (2021–2026). Most procedures are shared with the other years of this generation, but engines, options and wiring changed from year to year, so the manual is made for the 2023 model year.
Check the model year on your VIN: on a 2023 vehicle the 10th character of the 17-digit VIN is “P”. Vehicles built for North America always carry the model year in that position; on some European or Australian vehicles it may be left unused, so in that case go by the registration papers or the build plate.
At 3 years old, a 2023 vehicle mostly needs scheduled maintenance, software and battery checks, and correct procedures for the newer electronic systems (ADAS sensors, calibrations and module programming).
Same generation: 2021 Audi A3, 2022 Audi A3, 2024 Audi A3, 2025 Audi A3, 2026 Audi A3.
All Audi A3 model years: 1996 · 1997 · 1998 · 1999 · 2000 · 2001 · 2002 · 2003 · 2004 · 2005 · 2006 · 2007 · 2008 · 2009 · 2010 · 2011 · 2012 · 2013 · 2014 · 2015 · 2016 · 2017 · 2018 · 2019 · 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026
Engines
3-cylinder direct injection engine (1.0 ltr. 4-valve TFSI EA211evo) DLAA DLAC
4-cylinder direct injection engine (1.4 ltr. 4-valve TFSI EA211) CSTA CZEA DJRA DJKA DGEA CZDA CSSA DJSA DLEA
4-cylinder direct injection engine (1.5 ltr. 4-valve TFSI EA211 evo) DADA DFYA DPCA DHFA
4-cylinder direct injection engine (2.0 ltr. 4-valve TFSI EA888 evo4, B cycle) DNNA DNNB DNND DNVB
4-cylinder direct injection engine (2.0 ltr. 4-valve TFSI EA888 evo4) NPA DNFC DNFB DSFA DNFD
4-cylinder TDI engine, 2.0 ltr. common rail (EA 288 EVO) DSRB DSUD DTRB DTRD DTSB DTSA DTUA DTTC DRTB DRTD
