Audi A4 (B9) Forum

748 topics in this forum

1. DPF issue

   By Paddy M, August 1, 2022
   • 12 replies
   • 11.1k views
   • 
   • Suri66
   • June 22, 2023

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3. DPF issue ?

   By Mutley2110, March 1, 2022
   • 5 replies
   • 10k views
   • 
   • Stevey Y
   • March 2, 2022

4. dpf DPF sensor - Audi A4 2.0 TDI Qauttro 190hp 65 plate

   By LG99, October 4, 2023   

   • sensors
   • part numbers
   • 5 replies
   • 2.2k views
   • 
   • LG99
   • May 16, 2024

5. Drive fault when towing

   By Tractorboy54, October 26, 2024
   • 0 replies
   • 251 views
   • 
   • Tractorboy54
   • October 26, 2024
6. • 

   Drive mod select

   By Laurentiu, February 24, 2023
   • • 
   • 3 replies
   • 1.1k views
   • 
   • Steve Q
   • February 25, 2023

7. Drive Mode - Change on its own ?

   By Sonny1290, August 16, 2022
   • 3 replies
   • 3.2k views
   • 
   • Davy50
   • August 16, 2022
9. • 

   Drive system fault

   By Paul Taylor, November 27, 2021
   • • 
   • 1 reply
   • 8.7k views
   • 
   • Steve Q
   • November 30, 2021
10. • 

    Drivers side headlamp (full LED)

    By Boogaloostoo, May 25, 2018
    • • 
    • 1 reply
    • 1.9k views
    • 
    • Steve Q
    • May 31, 2018

11. Driving UK model in Europe

    By mpat89, December 7, 2019
    • 0 replies
    • 4.6k views
    • 
    • mpat89
    • December 7, 2019

12. DTUK Box for sale + extras - S4r B9

    By RVJ007, August 19, 2019
    • 0 replies
    • 739 views
    • 
    • RVJ007
    • August 19, 2019

14. Dynamic back indicator lights

    By Jok5, June 15, 2019
    • 0 replies
    • 1.8k views
    • 
    • Jok5
    • June 15, 2019

15. E Mode

    By RichTea, June 26, 2019
    • 0 replies
    • 969 views
    • 
    • RichTea
    • June 26, 2019

16. Efficiency mode display

    By Horrgakx, October 30, 2017
    • 2 replies
    • 3.2k views
    • 
    • Horrgakx
    • June 28, 2018

17. EGR cleaning spray - help with instructions

    By LG99, October 13, 2023
    • 0 replies
    • 1.7k views
    • 
    • LG99
    • October 13, 2023

18. EGR cooler replacement

    By SJOKZ, March 9, 2024
    • 4 replies
    • 5.5k views
    • 
    • Audii
    • June 29, 2024

19. Egr replacement

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

20. Egr valve

    By LEZ, August 12, 2023
    • 0 replies
    • 612 views
    • 
    • LEZ
    • August 12, 2023

21. EGR, Ad Blue, DPF delete

    By Lacey86, April 1
    • 3 replies
    • 294 views
    • 
    • Stevey Y
    • April 2

22. Electrical failure - car stopped on motorway

    By Redwolf, August 15, 2023
    • 0 replies
    • 1.7k views
    • 
    • Redwolf
    • August 15, 2023
23. • 

    Electronic fault

    By Mick B, October 21, 2022
    • • 
    • 3 replies
    • 1.3k views
    • 
    • Magnet
    • November 23, 2022
24. • 

    Engine Coolant dropping

    By Longbm, March 28, 2022
    • • 
    • 12 replies
    • 11.6k views
    • 
    • Magnet
    • March 31, 2022
25. • 

    Engine issue

    By Stuey.b, March 17, 2024
    • • 
    • 4 replies
    • 1.1k views
    • 
    • Magnet
    • March 19, 2024
26. • 

    Engine movement when stationary

    By Damask_Rose, February 19, 2022
    • • 
    • 13 replies
    • 7k views
    • 
    • Stevey Y
    • April 30, 2022

27. Engine noise

    By Durrantie, December 14, 2022
    • 0 replies
    • 1.5k views
    • 
    • Durrantie
    • December 14, 2022
28. • 

    Engine Remap

    By Greg W, September 18, 2021
    • • 
    • 9 replies
    • 9.4k views
    • 
    • Stevey Y
    • June 24, 2023