Audi A4 (B9) Forum

614 topics in this forum

1. • 

   2020 on Mild Hybrid, MHEV, Audi A4

   By Sprint, March 25, 2023
   • • 
   • 15 replies
   • 10.3k views
   • 
   • Chris 747
   • July 23, 2023

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3. • 

   Service Schedule

   By Reavley, March 22, 2023
   • • 
   • 13 replies
   • 10k views
   • 
   • Steve Q
   • March 25, 2023

4. B9 A4 Avant powered luggage cover problem

   By Fridgeguy, January 14, 2021
   • 7 replies
   • 9.2k views
   • 
   • Pepper
   • June 8, 2021
5. • 

   Rear window wash

   By Pepper, January 10, 2021
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   • 9 replies
   • 8.7k views
   • 
   • Pepper
   • January 20, 2021

6. Problem with launch control

   By T77OMY, May 21, 2017
   • 2 replies
   • 8.6k views
   • 
   • Gasman
   • May 31, 2017

7. Boot lid opening on its own.

   By Blueit, July 11, 2022
   • 13 replies
   • 8.6k views
   • 
   • Blueit
   • August 16, 2022
9. • 

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

   By GLS, June 29, 2021
   • • 
   • 4 replies
   • 8.4k views
   • 
   • jdragon
   • September 25, 2022
10. • 

    Key fobs not working

    By MICKTHEMAC, August 5, 2020
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    • 17 replies
    • 8.3k views
    • 
    • MICKTHEMAC
    • August 23, 2020
11. • 

    Audi Adaptive Lights fault-dashboard light after coding

    By Valentin6048, March 30, 2022
    • • 
    • 4 replies
    • 8.2k views
    • 
    • Steve Q
    • March 31, 2022
12. • 

    No heat / auxiliary pump issues

    By white_shark, January 17, 2023
    • • 
    • 16 replies
    • 7.8k views
    • 
    • fat al
    • December 11, 2023
14. • 

    65685 - Heated seat backrest; front right not working

    By figo_rulz11, February 6, 2023   

    • heated seat
    • heated seats
    • • 
    • 16 replies
    • 7.5k views
    • 
    • figo_rulz11
    • March 14, 2023
15. • 

    Engine Coolant dropping

    By Longbm, March 28, 2022
    • • 
    • 12 replies
    • 7.4k views
    • 
    • Magnet
    • March 31, 2022

16. error code P20BC

    By Mr_sport88, January 1, 2022
    • 3 replies
    • 7.3k views
    • 
    • Stevey Y
    • January 2, 2022
17. • 

    Mmi satnav map update

    By Suzukial, March 11, 2022
    • • 
    • 11 replies
    • 7.2k views
    • 
    • jdragon
    • June 6, 2022

18. Air filter replacement

    By marc4099, January 8, 2021
    • 8 replies
    • 7.2k views
    • 
    • Stevey Y
    • February 10, 2023

19. DPF issue

    By Paddy M, August 1, 2022
    • 12 replies
    • 7.2k views
    • 
    • Suri66
    • June 22, 2023

20. Sat Nav SD card

    By SKR999, August 22, 2022
    • 4 replies
    • 6.9k views
    • 
    • R0bb0
    • September 3, 2022
21. • 

    Clutch pedal judder

    By Phil jessop, October 28, 2021
    • • 
    • 23 replies
    • 6.7k views
    • 
    • Stevey Y
    • December 18, 2021
22. • 

    Drive system fault

    By Paul Taylor, November 27, 2021
    • • 
    • 1 reply
    • 6.6k views
    • 
    • Steve Q
    • November 30, 2021
23. • 

    Best model B9

    By Pepper, August 14, 2022
    • • 
    • 19 replies
    • 6.4k views
    • 
    • RichPow
    • December 10, 2022
24. • 

    Do I need a Faraday pouch?

    By Andrew.J, June 14, 2021
    • • 
    • 9 replies
    • 6.3k views
    • 
    • BrianF
    • November 8, 2021
25. • 

    The Last Issue!!!! #clutch #cylinder #awful

    By TracyDan9, November 4, 2020
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    • 8 replies
    • 6.1k views
    • 
    • Magnet
    • June 2, 2023
26. • 

    Changing dashboard trim

    By Russell, January 5, 2018
    • • 
    • 2 replies
    • 6.1k views
    • 
    • Russell
    • January 7, 2018
27. • 

    Audi A4 Black Edition - some queries

    By bretty1984, April 1, 2021
    • • 
    • 14 replies
    • 6k views
    • 
    • Chris 747
    • July 26, 2021
28. • 

    Coolant hose from reservoir to radiator broken HELP

    By figo_rulz11, July 30, 2023
    • • 
    • 11 replies
    • 6k views
    • 
    • Steve Q
    • August 8, 2023