Audi A4 (B9) Forum

740 topics in this forum

1. 2010 A4 bottom arm issue

   By audiwrecker123, August 11, 2023
   • 4 replies
   • 1.1k views
   • 
   • coupe4
   • August 12, 2023

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3. • 

   Current A4 Avant 40 TFSI deals - what's the catch?

   By CornwallJon, August 15, 2023
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   • 4 replies
   • 2.1k views
   • 
   • CornwallJon
   • September 11, 2023
4. • 

   Wheel bearing?

   By Stevew243, August 31, 2023
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   • 4 replies
   • 2k views
   • 
   • Steve Q
   • September 12, 2023
5. • 

   Reversing light defective

   By Bobbo2, September 16, 2023
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   • 4 replies
   • 4.9k views
   • 
   • Bobbo2
   • October 3, 2023

6. Adblue scam?

   By Tubbybear, October 13, 2023
   • 4 replies
   • 4.9k views
   • 
   • Goose2017
   • March 31, 2024
7. • 

   2017 Audi A4 B9 - Seat Heating Buttons not working

   By verojie3, November 14, 2023
   • • 
   • 4 replies
   • 2.1k views
   • 
   • Jonesgw80
   • May 17, 2024
9. • 

   Auto box judder going into 1st

   By Neggs, December 26, 2023
   • • 
   • 4 replies
   • 1.7k views
   • 
   • Magnet
   • December 28, 2023
10. • 

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

    By Imaam, December 30, 2023
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    • 4 replies
    • 5.8k views
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    • Steve Q
    • December 30, 2023
11. • 

    ABS Pump replacement or remake

    By kamkamkamkamkam, January 6, 2024
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    • 4 replies
    • 1.4k views
    • 
    • Steve Q
    • June 13, 2024

12. A4 Avant Rear End Noise from Suspension?

    By GLOSRDM, February 13, 2024
    • 4 replies
    • 2.3k views
    • 
    • GLOSRDM
    • February 20, 2024

14. B9.5 Technik Cornering Lights

    By T-1000, February 22, 2024
    • 4 replies
    • 2.1k views
    • 
    • T-1000
    • February 24, 2024

15. Rattle noise from driver side door

    By Mrisir, March 17, 2024
    • 4 replies
    • 1.8k views
    • 
    • Mrisir
    • March 18, 2024

16. EGR cooler replacement

    By SJOKZ, March 9, 2024
    • 4 replies
    • 5.1k views
    • 
    • Audii
    • June 29, 2024
17. • 

    Engine issue

    By Stuey.b, March 17, 2024
    • • 
    • 4 replies
    • 1k views
    • 
    • Magnet
    • March 19, 2024

18. Coolant leak?

    By Wilko91, March 31, 2024
    • 4 replies
    • 1.8k views
    • 
    • Wilko91
    • March 31, 2024

19. Anyone had adblue coded out?

    By Tommeh93, April 30, 2024
    • 4 replies
    • 2.9k views
    • 
    • Hammie1982
    • May 28, 2024
20. • 

    Wireless charger USB plugs under armrest faulty?

    By Nygie, May 1, 2024
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    • 4 replies
    • 1.3k views
    • 
    • Nygie
    • May 2, 2024
21. • 

    audi a4 b9 mirror adjustment problem

    By Codex13, May 11, 2024
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    • 4 replies
    • 1.4k views
    • 
    • Steve Q
    • May 11, 2024

22. Seeking OBD enlightenment

    By hoolieman, May 14, 2024
    • 4 replies
    • 1.2k views
    • 
    • hoolieman
    • May 14, 2024
23. • 

    Oversteering on left hand bends

    By Peteb1951, June 4, 2024
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    • 4 replies
    • 647 views
    • 
    • Magnet
    • June 5, 2024
24. • 

    Technik v S Line

    By Newbie71, June 6, 2024
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    • 4 replies
    • 2.5k views
    • 
    • steviewevie
    • August 24, 2024
25. • 

    Knocking noise.

    By Katti, July 21, 2024
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    • 4 replies
    • 1.4k views
    • 
    • Katti
    • July 22, 2024
26. • 

    Prospective A4 Owner here ....

    By 1st_timer, August 9, 2024
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    • 4 replies
    • 675 views
    • 
    • Jim1972
    • August 22, 2024
27. • 

    Mmi wifi

    By Craig webb, August 18, 2024
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    • 4 replies
    • 989 views
    • 
    • Shytot
    • August 20, 2024
28. • 

    2019 A4 Wired Car Play worked, but now does not.

    By HeadlessChicken, October 23, 2024
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    • 4 replies
    • 713 views
    • 
    • spartacus 68
    • March 27