Audi A4 (B9) Forum

700 topics in this forum

1. • 

   Rodent/Rabbit attack

   By JohnJohn, July 14
   • • 
   • 2 replies
   • 357 views
   • 
   • Magnet
   • July 14

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3. Audi pre sense malfunction

   By Jamaica876, July 12
   • 2 replies
   • 638 views
   • 
   • Jamaica876
   • July 13
4. • 

   Used A4 with long list of services but could be a steal?

   By Jonathan5922, July 6
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   • 14 replies
   • 1k views
   • 
   • Jonathan5922
   • July 12
5. • 

   Help please

   By Mcgkerry, June 29   

   • fault
   • stop-start
   • (and 1 more)

     Tagged with:

     • fault
     • stop-start
     • malfunction
   • • 
   • 8 replies
   • 550 views
   • 
   • Magnet
   • July 10

6. Can anyone help with transmission oil ?

   By Karol3dd, July 9
   • 0 replies
   • 251 views
   • 
   • Karol3dd
   • July 9

7. Boot lid opening on its own.

   By Blueit, July 11, 2022
   • 16 replies
   • 11.8k views
   • 
   • Rigger
   • July 5
9. • 

   Replacement rotary dial for NMI/navigation

   By shed13C, July 1
   • • 
   • 2 replies
   • 262 views
   • 
   • shed13C
   • July 2

10. 2017 2.0 S Line Diesel - Auto Box - Lag.

    By bantamdave21, July 1
    • 3 replies
    • 390 views
    • 
    • Stevey Y
    • July 2

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

    By Doctor786, October 16, 2022
    • 30 replies
    • 50k views
    • 
    • Ashaudiq7
    • July 1
12. • 

    Unknown Rubber plug

    By Peteb1951, June 30
    • • 
    • 2 replies
    • 253 views
    • 
    • Peteb1951
    • June 30

14. EGR cooler replacement

    By SJOKZ, March 9
    • 4 replies
    • 3.7k views
    • 
    • Audii
    • June 29
15. • 

    2017 (B9) A4 Avant 2.0 TDi S-Line Special Edition

    By Rigger, May 30
    • • 
    • 11 replies
    • 1.2k views
    • 
    • Magnet
    • June 25
16. • 

    Cambelt & waterpump cost?

    By Mrisir, July 11, 2023
    • • 
    • 16 replies
    • 7k views
    • 
    • Pc759
    • June 24

17. Audi A4 2017 Engine speed governing.

    By PHB, June 24
    • 0 replies
    • 154 views
    • 
    • PHB
    • June 24
18. • 

    A4 rear coil spring

    By texaspete1973, April 21, 2023
    • • 
    • 6 replies
    • 2.5k views
    • 
    • Pc759
    • June 24
19. • 

    Rear suspension bushes

    By RichPow, December 8, 2022
    • • 
    • 13 replies
    • 5.9k views
    • 
    • Pc759
    • June 24
20. • 

    Audi A4 Black Edition - some queries

    By bretty1984, April 1, 2021
    • • 
    • 15 replies
    • 7.7k views
    • 
    • mergim c
    • June 22

21. Audi A4 Avant 3L potential start issues

    By raflus, June 16
    • 0 replies
    • 205 views
    • 
    • raflus
    • June 16
22. • 

    Adblu Control Unit for car year/engine size

    By SEAN MG, June 13
    • • 
    • 6 replies
    • 447 views
    • 
    • Stevey Y
    • June 15
23. • 

    Does Spacesaver fit in the MHEV? 1 2

    By Peteb1951, February 10
    • • 
    • 40 replies
    • 5.1k views
    • 
    • Antec123
    • June 14
24. • 

    Avant roof rails

    By Clancy66, June 11
    • • 
    • 6 replies
    • 824 views
    • 
    • Steve Q
    • June 14
25. • 

    Bought an A4 With Adblue delete?

    By Tommeh93, June 12
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    • 5 replies
    • 1.4k views
    • 
    • Steve Q
    • June 14
26. • 

    ABS Pump replacement or remake

    By kamkamkamkamkam, January 6
    • • 
    • 4 replies
    • 978 views
    • 
    • Steve Q
    • June 13
27. • 

    A4 35 TFSI and 40 TFSI real world mileage

    By Steve Rogers, May 18
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    • 9 replies
    • 3.6k views
    • 
    • cliffcoggin
    • June 13

28. 2020 A4 USB port issue

    By ggdt, January 27
    • 1 reply
    • 1.4k views
    • 
    • axelz
    • June 11