Audi A4 (B9) Forum

748 topics in this forum

1. • 

   All in one service/warranty plan advice

   By Fridgeguy, August 17, 2022
   • • 
   • 14 replies
   • 10k views
   • 
   • dalswinton
   • August 20, 2022

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3. DPF issue ?

   By Mutley2110, March 1, 2022
   • 5 replies
   • 9.9k views
   • 
   • Stevey Y
   • March 2, 2022
4. • 

   Wheels from 18 to 19 - pro and con

   By Karol3dd, November 7, 2022
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   • 15 replies
   • 9.8k views
   • 
   • bhuman
   • November 12, 2024
5. • 

   P2002

   By Laurentiu, February 28, 2023
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   • 12 replies
   • 9.6k views
   • 
   • Steve Q
   • November 18, 2023
6. • 

   Do I need a Faraday pouch?

   By Andrew.J, June 14, 2021
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   • 9 replies
   • 9.5k views
   • 
   • BrianF
   • November 8, 2021
7. • 

   Engine Remap

   By Greg W, September 18, 2021
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   • 9 replies
   • 9.3k views
   • 
   • Stevey Y
   • June 24, 2023
9. • 

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

   By TracyDan9, November 4, 2020
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   • 8 replies
   • 9.2k views
   • 
   • Magnet
   • June 2, 2023
10. • 

    Audi A4 B9 Service items - Timings

    By Mrisir, September 1, 2023
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    • 9 replies
    • 9k views
    • 
    • Rob G
    • September 5, 2023
11. • 

    Both USB ports under armrest stopped working

    By Ujw, January 30, 2023
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    • 5 replies
    • 8.8k views
    • 
    • Steve Q
    • April 30, 2023

12. Egr replacement

    By seang7000, March 16, 2023
    • 5 replies
    • 8.8k views
    • 
    • Smb250
    • March 17, 2023
14. • 

    Drive system fault

    By Paul Taylor, November 27, 2021
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    • 1 reply
    • 8.7k views
    • 
    • Steve Q
    • November 30, 2021
15. • 

    Battery Charging

    By Michael Butcher, March 30, 2020
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    • 2 replies
    • 8.6k views
    • 
    • Michael Butcher
    • March 30, 2020
16. • 

    Blowers stop when air con turned on?

    By AcooperMUFC, June 1, 2021
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    • 7 replies
    • 8.6k views
    • 
    • Huzaifah
    • September 1, 2023
17. • 

    Audi A4 (B9) 2017 coolant loss.

    By PHB, December 9, 2023
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    • 16 replies
    • 8.6k views
    • 
    • Allie
    • January 31, 2024
18. • 

    Audi A4 Black Edition - some queries

    By bretty1984, April 1, 2021
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    • 15 replies
    • 8.5k views
    • 
    • mergim c
    • June 22, 2024
19. • 

    A4 Avant (B9) Battery replacement

    By Chris 747, July 23, 2023
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    • 9 replies
    • 8.4k views
    • 
    • alpha omega
    • August 1, 2023
20. • 

    Heater not getting hot

    By Redwolf, January 25, 2024
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    • 13 replies
    • 8.3k views
    • 
    • ian.f
    • February 5, 2024
21. • 

    B9 / B9.5 rear bumper

    By Chris R, February 16, 2022
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    • 4 replies
    • 8.3k views
    • 
    • Chris R
    • September 26, 2023

22. A4 B9 2017 Reverse camera retrofit

    By Chris R, March 30, 2021
    • 5 replies
    • 8.2k views
    • 
    • Stevey Y
    • March 30, 2021
23. • 

    Buying high mileage B9 - thoughts?

    By moosexpress, August 22, 2021
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    • 4 replies
    • 8.1k views
    • 
    • Steve Q
    • August 26, 2021

24. Ad Blue recommendations

    By Rob G, July 5, 2023
    • 5 replies
    • 8k views
    • 
    • Stevey Y
    • July 13, 2023
25. • 

    Stop/Start Fault workshop issues

    By Madd, July 30, 2022
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    • 3 replies
    • 8k views
    • 
    • Magnet
    • July 30, 2022
26. • 

    Changing MTF oil

    By KaysAudiB9, September 15, 2023
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    • 5 replies
    • 7.9k views
    • 
    • Michael 3004
    • March 1
27. • 

    Virtual cockpit install

    By Craigian123, May 31, 2021
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    • 4 replies
    • 7.8k views
    • 
    • Hawkes77
    • February 14, 2022
28. • 

    b8 or b9

    By gruff, April 24, 2022
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    • 4 replies
    • 7.8k views
    • 
    • Steve Q
    • April 24, 2022