Audi A4 (B9) Forum

634 topics in this forum

1. Are parts between different models compatible?

   By Irenе, September 28, 2022
   • 2 replies
   • 1.2k views
   • 
   • Irenе
   • September 28, 2022

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

   eBay 1 hour ago

   Visit eBay

3. • 

   Ad Blue Control Unit

   By HICK5, September 27, 2022
   • • 
   • 2 replies
   • 542 views
   • 
   • Magnet
   • September 27, 2022
4. • 

   Exhaust sound

   By Momosissoko, September 21, 2022
   • • 
   • 3 replies
   • 976 views
   • 
   • Steve Q
   • September 27, 2022
5. • 

   Start stop function not working after 'brake servo restricted' sensor replaced

   By GLS, June 29, 2021
   • • 
   • 4 replies
   • 8.9k views
   • 
   • jdragon
   • September 25, 2022

6. Lumpy on idle

   By Redsfan2008, September 8, 2022
   • 10 replies
   • 3.7k views
   • 
   • jdragon
   • September 18, 2022

7. ambient air temperature sensor circuit

   By Audiline7, September 18, 2022
   • 0 replies
   • 3.8k views
   • 
   • Audiline7
   • September 18, 2022

9. Audi A4 B9 muffler/resonator delete

   By Momosissoko, September 15, 2022
   • 0 replies
   • 619 views
   • 
   • Momosissoko
   • September 15, 2022
10. • 

    Re Map

    By Pablo 1, September 7, 2022
    • • 
    • 8 replies
    • 1.9k views
    • 
    • Momosissoko
    • September 15, 2022
11. • 

    Door not unlocking

    By Rimmy, September 7, 2022
    • • 
    • 10 replies
    • 2k views
    • 
    • Steve Q
    • September 8, 2022
12. • 

    SD Card

    By Pablo 1, September 1, 2022
    • • 
    • 4 replies
    • 967 views
    • 
    • jdragon
    • September 7, 2022

14. A4 avant 3.0 tdi

    By DyyyD, September 6, 2022
    • 1 reply
    • 930 views
    • 
    • DyyyD
    • September 6, 2022

15. Sat Nav SD card

    By SKR999, August 22, 2022
    • 4 replies
    • 7.5k views
    • 
    • R0bb0
    • September 3, 2022

16. 2017 A4 Avant car mats.

    By SKR999, August 26, 2022
    • 4 replies
    • 1.2k views
    • 
    • R0bb0
    • September 3, 2022
17. • 

    BEST TYRES 1 2

    By Blueit, July 26, 2022
    • • 
    • 27 replies
    • 12.5k views
    • 
    • jdragon
    • August 30, 2022
18. • 

    2022 S4 Engine Oil usage

    By Vern0207, August 20, 2022
    • • 
    • 13 replies
    • 2.3k views
    • 
    • Steve Q
    • August 21, 2022
19. • 

    All in one service/warranty plan advice

    By Fridgeguy, August 17, 2022
    • • 
    • 14 replies
    • 6.4k views
    • 
    • dalswinton
    • August 20, 2022
20. • 

    Audi cam chain

    By Philrc, August 19, 2022
    • • 
    • 2 replies
    • 1k views
    • 
    • K3v
    • August 20, 2022

21. Boot lid opening on its own.

    By Blueit, July 11, 2022
    • 13 replies
    • 9.3k views
    • 
    • Blueit
    • August 16, 2022

22. Drive Mode - Change on its own ?

    By Sonny1290, August 16, 2022
    • 3 replies
    • 2k views
    • 
    • Davy50
    • August 16, 2022
23. • 

    MAP UPDATE WONT INSTALL

    By Davy50, July 24, 2022
    • • 
    • 4 replies
    • 3.8k views
    • 
    • Davy50
    • August 16, 2022

24. A4 B9 recirculation flap motor issue

    By Mark9918, August 4, 2022
    • 1 reply
    • 5k views
    • 
    • jdragon
    • August 16, 2022
25. • 

    Stop/Start Fault workshop issues

    By Madd, July 30, 2022
    • • 
    • 3 replies
    • 5.1k views
    • 
    • Magnet
    • July 30, 2022

26. Alloy wheels

    By DBrooks, July 25, 2022
    • 2 replies
    • 1.3k views
    • 
    • DBrooks
    • July 26, 2022

27. Service

    By AndreiZambo, July 22, 2022
    • 0 replies
    • 592 views
    • 
    • AndreiZambo
    • July 22, 2022

28. Writing with the joystick

    By Bluephenix, July 22, 2022
    • 0 replies
    • 717 views
    • 
    • Bluephenix
    • July 22, 2022