Audi A4 (B9) Forum

728 topics in this forum

1. • 

   Avant roof rails

   By Clancy66, June 11, 2024
   • • 
   • 6 replies
   • 1k views
   • 
   • Steve Q
   • June 14, 2024

2. Your one stop shop for all things parts and accessories Sponsored

   eBay 1 hour ago

   Visit eBay

3. • 

   Bought an A4 With Adblue delete?

   By Tommeh93, June 12, 2024
   • • 
   • 5 replies
   • 1.9k views
   • 
   • Steve Q
   • June 14, 2024
4. • 

   ABS Pump replacement or remake

   By kamkamkamkamkam, January 6, 2024
   • • 
   • 4 replies
   • 1.3k views
   • 
   • Steve Q
   • June 13, 2024
5. • 

   A4 35 TFSI and 40 TFSI real world mileage

   By Steve Rogers, May 18, 2024
   • • 
   • 9 replies
   • 4.8k views
   • 
   • cliffcoggin
   • June 13, 2024

6. 2020 A4 USB port issue

   By ggdt, January 27, 2024
   • 1 reply
   • 1.7k views
   • 
   • axelz
   • June 11, 2024
7. • 

   Oversteering on left hand bends

   By Peteb1951, June 4, 2024
   • • 
   • 4 replies
   • 559 views
   • 
   • Magnet
   • June 5, 2024
9. • 

   Official Audi Roofbars £300, worth it?

   By dannyindevon, March 19, 2024
   • • 
   • 9 replies
   • 1k views
   • 
   • axelz
   • June 3, 2024

10. Would 2 adult bikes fit the boot of an A4 advant?

    By squeakyclean32, May 10, 2024
    • 7 replies
    • 1.5k views
    • 
    • Shazzc
    • May 31, 2024
11. • 

    b9 avant cargo cover squaking

    By QudiB9, May 24, 2024
    • • 
    • 3 replies
    • 409 views
    • 
    • Steve Q
    • May 29, 2024

12. Anyone had adblue coded out?

    By Tommeh93, April 30, 2024
    • 4 replies
    • 2.5k views
    • 
    • Hammie1982
    • May 28, 2024

14. Adblue fault no restart in 650 miles

    By Weldted, May 17, 2024
    • 2 replies
    • 1.1k views
    • 
    • Weldted
    • May 18, 2024
15. • 

    reverse camera intermittent blue screen on A4 Allroad 2021

    By rookiediver, May 10, 2024
    • • 
    • 3 replies
    • 688 views
    • 
    • rookiediver
    • May 17, 2024
16. • 

    2017 Audi A4 B9 - Seat Heating Buttons not working

    By verojie3, November 14, 2023
    • • 
    • 4 replies
    • 2k views
    • 
    • Jonesgw80
    • May 17, 2024

17. 'Reduce engine oil level' display in information settings

    By A Watkins, May 16, 2024
    • 1 reply
    • 1.1k views
    • 
    • Stevey Y
    • May 16, 2024
18. • 

    B9 2.0 TDI buyers guide with high mileage

    By V10_Deni, May 15, 2024
    • • 
    • 7 replies
    • 2.5k views
    • 
    • Steve Q
    • May 16, 2024

19. dpf DPF sensor - Audi A4 2.0 TDI Qauttro 190hp 65 plate

    By LG99, October 4, 2023   

    • sensors
    • part numbers
    • 5 replies
    • 1.9k views
    • 
    • LG99
    • May 16, 2024

20. Seeking OBD enlightenment

    By hoolieman, May 14, 2024
    • 4 replies
    • 1.1k views
    • 
    • hoolieman
    • May 14, 2024

21. Lowering springs A4 B9

    By RyanM87, May 12, 2024
    • 1 reply
    • 559 views
    • 
    • Stevey Y
    • May 12, 2024
22. • 

    audi a4 b9 mirror adjustment problem

    By Codex13, May 11, 2024
    • • 
    • 4 replies
    • 1.2k views
    • 
    • Steve Q
    • May 11, 2024

23. Glow plug light flashing

    By AdamLa, February 2, 2023
    • 3 replies
    • 5k views
    • 
    • MinhaalN
    • May 5, 2024
24. • 

    Climate Interior Temp sensor fault

    By Rob G, April 21, 2024
    • • 
    • 5 replies
    • 1.9k views
    • 
    • Steve Q
    • May 2, 2024
25. • 

    Wireless charger USB plugs under armrest faulty?

    By Nygie, May 1, 2024
    • • 
    • 4 replies
    • 1.3k views
    • 
    • Nygie
    • May 2, 2024
26. • 

    A3 courtesy car whilst my A4 is at the dealers

    By Steve Rogers, October 13, 2023
    • • 
    • 8 replies
    • 1.6k views
    • 
    • icstm
    • April 29, 2024

27. A4 2011 model apple car play

    By Glyn911, April 28, 2024
    • 0 replies
    • 244 views
    • 
    • Glyn911
    • April 28, 2024
28. • 

    Lost communication with reductant control module

    By Tommeh93, April 25, 2024
    • • 
    • 1 reply
    • 1.5k views
    • 
    • Steve Q
    • April 25, 2024