Audi A4 (B9) Forum

614 topics in this forum

1. • 

   Brake servo restricted 1 2 3 4 24

   By Stevie84, August 4, 2019
   • • 
   • 598 replies
   • 232.2k views
   • 
   • itchysudo
   • March 29

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3. • 

   A4 allroad Retrofit genuine Audi Swivel/Retracting towbar A4 B9 and All-Road

   By Steve Q, April 18, 2022
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   • 6 replies
   • 5.6k views
   • 
   • Steve Q
   • June 9, 2023
4. • 

   Audi A4 b9 Avant load guard fitting guide

   By Steve Q, April 20, 2022
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   • 0 replies
   • 2.6k views
   • 
   • Steve Q
   • April 20, 2022
5. • 

   Current Build Time 1 2 3 4 7

   By stufos, June 14, 2023
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   • 154 replies
   • 15.8k views
   • 
   • Delberthot
   • April 9

6. SD card missing 1 2

   By Reddizat24, March 8, 2019
   • 32 replies
   • 23.4k views
   • 
   • Mike Samuels
   • December 8, 2021
7. • 

   Adblue fault no restart after 650miles, Error codes P20BC,P20E8 1 2

   By Doctor786, October 16, 2022
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   • 28 replies
   • 31.1k views
   • 
   • flatoutflatbroke
   • April 16
9. • 

   BEST TYRES 1 2

   By Blueit, July 26, 2022
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   • 27 replies
   • 11.6k views
   • 
   • jdragon
   • August 30, 2022

10. AdBlue tank fault 1 2

    By haggis_, January 18, 2023
    • 26 replies
    • 15.4k views
    • 
    • ian.f
    • February 5

11. tyre replacement AUDI A4 Avant (2019) spare tyre question

    By Steve335, January 3, 2020   

    • audi
    • a4
    • (and 6 more)

      Tagged with:

      • audi
      • a4
      • avant
      • 2019
      • tyres
      • space saver
      • spare tyres
      • sparewheel
    • 24 replies
    • 19.5k views
    • 
    • happyh
    • December 2, 2023
12. • 

    Clutch pedal judder

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

14. DPF filter light and Limp mode

    By aakayamy79, February 20, 2022
    • 21 replies
    • 11.7k views
    • 
    • aakayamy79
    • February 21, 2022
15. • 

    67 plate A4 quattro s-line cam belt / water pump replacement

    By norfolkngood, January 19, 2023
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    • 20 replies
    • 1.2k views
    • 
    • norfolkngood
    • January 26, 2023
16. • 

    Best model B9

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

17. Replacement 10 digit code for Audi Connect

    By tankeen86, February 4, 2021
    • 18 replies
    • 48.3k views
    • 
    • Mick B
    • April 1
18. • 

    Audi dealer servicing

    By Pepper, June 30, 2021
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    • 18 replies
    • 3.7k views
    • 
    • Magnet
    • November 25, 2022
19. • 

    Stop Start v Air Con

    By NewtonHeath, October 26, 2022
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    • 18 replies
    • 1.8k views
    • 
    • Magnet
    • November 3, 2022
20. • 

    Changing oil filter A4

    By Bishuk, September 10, 2023
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    • 18 replies
    • 1.8k views
    • 
    • Magnet
    • September 14, 2023
21. • 

    Does Spacesaver fit in the MHEV?

    By Peteb1951, February 10
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    • 18 replies
    • 1.2k views
    • 
    • Sean12
    • March 16
22. • 

    Lag - Hesitation - Delay

    By CH11, May 7, 2017
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    • 17 replies
    • 12.2k views
    • 
    • nrgnet
    • September 1, 2018
23. • 

    Key fobs not working

    By MICKTHEMAC, August 5, 2020
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    • 17 replies
    • 8.3k views
    • 
    • MICKTHEMAC
    • August 23, 2020
24. • 

    2017 3L TDI NOT STARTING

    By Firkindolloper, April 15, 2022
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    • 16 replies
    • 2k views
    • 
    • Firkindolloper
    • April 28, 2022
25. • 

    No heat / auxiliary pump issues

    By white_shark, January 17, 2023
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    • 16 replies
    • 7.9k views
    • 
    • fat al
    • December 11, 2023
26. • 

    Audi A4 (B9) 2017 coolant loss.

    By PHB, December 9, 2023
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    • 16 replies
    • 2.3k views
    • 
    • Allie
    • January 31
27. • 

    2020 on Mild Hybrid, MHEV, Audi A4

    By Sprint, March 25, 2023
    • • 
    • 15 replies
    • 10.3k views
    • 
    • Chris 747
    • July 23, 2023
28. • 

    Audi A4 Black Edition - some queries

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