Audi A4 (B9) Forum

748 topics in this forum

1. Air con not working

   By Crabbers29, February 5, 2023   

   • compressor
   • aircon
   • (and 3 more)

     Tagged with:

     • compressor
     • aircon
     • pressure switch
     • a4
     • b9
   • 4 replies
   • 6.5k views
   • 
   • Salter
   • June 25, 2023

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

   eBay 1 hour ago

   Visit eBay

3. • 

   A4 with 19" wheels and sport suspension

   By Donkey388, December 25, 2019
   • • 
   • 5 replies
   • 6.5k views
   • 
   • Smythy
   • February 9, 2021
4. • 

   Not going into first gear..

   By Shep, September 11, 2021
   • • 
   • 4 replies
   • 6.4k views
   • 
   • Steve Q
   • June 13, 2022
5. • 

   Brake Disc & Pad upgrade

   By Rob G, September 22, 2023
   • • 
   • 8 replies
   • 6.4k views
   • 
   • Magnet
   • October 7, 2023
6. • 

   A4 35 TFSI and 40 TFSI real world mileage

   By Steve Rogers, May 18, 2024
   • • 
   • 9 replies
   • 6.2k views
   • 
   • cliffcoggin
   • June 13, 2024

7. Front and rear badge size

   By Gary100, March 30, 2023
   • 7 replies
   • 6.1k views
   • 
   • CraigR1977
   • July 8, 2023

9. Fuel flap not locking

   By dalswinton, January 1, 2022
   • 4 replies
   • 6.1k views
   • 
   • Stevey Y
   • January 2, 2022
10. • 

    Service and Service records

    By Fridgeguy, August 4, 2020
    • • 
    • 5 replies
    • 6.1k views
    • 
    • Steve Q
    • September 7, 2020
11. • 

    Audi A4 Adblue/DEF Error: fault. No Restart in 650 mi.

    By Imaam, December 30, 2023
    • • 
    • 4 replies
    • 6k views
    • 
    • Steve Q
    • December 30, 2023
12. • 

    Real mpg

    By Laurentiu, January 23, 2023
    • • 
    • 11 replies
    • 6k views
    • 
    • 56Doc
    • January 24, 2023
14. • 

    Service - Next Inspection Due

    By willie6671, July 10, 2023
    • • 
    • 9 replies
    • 6k views
    • 
    • willie6671
    • July 10, 2023
15. • 

    MMi update

    By Klaud, February 14, 2022
    • • 
    • 1 reply
    • 5.8k views
    • 
    • Steve Q
    • February 15, 2022
16. • 

    A4 Avant Power Tailgate Failure

    By warrenlmilton, April 28, 2022
    • • 
    • 4 replies
    • 5.8k views
    • 
    • DaveyO
    • June 11, 2023
17. • 

    Difference Between Sport and SE

    By Ujw, November 23, 2022
    • • 
    • 7 replies
    • 5.7k views
    • 
    • jdragon
    • December 1, 2022
18. • 

    Audi dealer servicing

    By Pepper, June 30, 2021
    • • 
    • 18 replies
    • 5.7k views
    • 
    • Magnet
    • November 25, 2022
19. • 

    2016 a4 won't start

    By Steven hill, December 18, 2021
    • • 
    • 7 replies
    • 5.6k views
    • 
    • Ujw
    • March 12, 2023

20. S-tronic issue

    By Codex13, February 25, 2024
    • 8 replies
    • 5.6k views
    • 
    • Codex13
    • September 14, 2024

21. Glow plug light flashing

    By AdamLa, February 2, 2023
    • 3 replies
    • 5.6k views
    • 
    • MinhaalN
    • May 5, 2024
22. • 

    1.4tfsi revs jumping on acceleration.

    By Ben999, February 13, 2023
    • • 
    • 8 replies
    • 5.5k views
    • 
    • Millsy8181
    • April 1, 2023
23. • 

    What oem mods to do to s line

    By Gregs b9, September 19, 2020
    • • 
    • 4 replies
    • 5.5k views
    • 
    • ikcarus
    • April 21, 2021
24. • 

    A4 B9.5 - Bluetooth Audio Choppy

    By lwatso, October 10, 2021
    • • 
    • 3 replies
    • 5.5k views
    • 
    • Steve Q
    • October 28, 2021
25. • 

    Service plans

    By simonb82, January 16, 2023
    • • 
    • 7 replies
    • 5.5k views
    • 
    • axelz
    • February 13, 2023
26. • 

    Sports suspension on s line 2021

    By Wheatfielder, January 8, 2023
    • • 
    • 6 replies
    • 5.5k views
    • 
    • Awrno
    • January 9, 2023

27. EGR cooler replacement

    By SJOKZ, March 9, 2024
    • 4 replies
    • 5.5k views
    • 
    • Audii
    • June 29, 2024
28. • 

    Seat Comfort - or lack thereof....

    By TheITGuy, May 9, 2021
    • • 
    • 3 replies
    • 5.4k views
    • 
    • TheITGuy
    • October 16, 2023