Audi A4 (B9) Forum

748 topics in this forum

1. • 

   Brake servo restricted 1 2 3 4 27

   By Stevie84, August 4, 2019
   • • 
   • 654 replies
   • 327.5k views
   • 
   • P3N
   • Tuesday at 12:20 PM

2. Your one stop shop for all things parts and accessories Sponsored

   eBay 1 hour ago

   Visit eBay

3. • 

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

   By Steve Q, April 18, 2022
   • • 
   • 6 replies
   • 8.8k views
   • 
   • Steve Q
   • June 9, 2023
4. • 

   Audi A4 b9 Avant load guard fitting guide

   By Steve Q, April 20, 2022
   • • 
   • 0 replies
   • 3.4k views
   • 
   • Steve Q
   • April 20, 2022

5. 40 TFSI Avant - what mpg to expect?

   By Mr Bump, April 1
   • 1 reply
   • 189 views
   • 
   • Martyn W
   • 16 hours ago
6. • 

   2009 Audi A4 Suspension Issue – Bought from Dealer

   By Mark Valley, April 10
   • • 
   • 10 replies
   • 465 views
   • 
   • cliffcoggin
   • Tuesday at 09:52 AM
7. • 

   B9 Battery voltage

   By Reavley, April 21
   • • 
   • 14 replies
   • 255 views
   • 
   • Magnet
   • April 22
9. • 

   How to source a clutch kit for Audi A4 B9 1.4 TFSI

   By Matthew12106, April 18
   • • 
   • 7 replies
   • 284 views
   • 
   • Sid2020
   • April 21
10. • 

    Help identifying part please - Front Grille

    By DJA-440, April 11
    • • 
    • 7 replies
    • 321 views
    • 
    • DJA-440
    • April 17

11. 2018 TFSI Quattro does it have a MAF Sensor?

    By 9582djk, March 18
    • 1 reply
    • 228 views
    • 
    • Sid2020
    • April 15
12. • 

    Air intake Flaps audi A4 b9

    By scottishlad91, April 9
    • • 
    • 5 replies
    • 251 views
    • 
    • Sid2020
    • April 14
14. • 

    Sunglasses problem !

    By Thejammm, April 7
    • • 
    • 4 replies
    • 287 views
    • 
    • Brown11
    • April 10
15. • 

    Clicking noise when full lock

    By arunc_88, September 19, 2024
    • • 
    • 6 replies
    • 1.1k views
    • 
    • figo_rulz11
    • April 9

16. Disappointed with A4 35 Tdi engine/box

    By Badger27, April 5
    • 7 replies
    • 311 views
    • 
    • Rybrook
    • April 7

17. Mmi screen failure

    By Matt kaye, April 6   

    • mmi
    • 0 replies
    • 163 views
    • 
    • Matt kaye
    • April 6
18. • 

    No oil lamp with ignition on (engine off)

    By Red Robbo, April 2
    • • 
    • 4 replies
    • 208 views
    • 
    • Red Robbo
    • April 4

19. EGR, Ad Blue, DPF delete

    By Lacey86, April 1
    • 3 replies
    • 280 views
    • 
    • Stevey Y
    • April 2
20. • 

    Dpf & Egr Removal

    By Confused, March 15, 2024
    • • 
    • 14 replies
    • 7.7k views
    • 
    • cliffcoggin
    • April 1
21. • 

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

    By HeadlessChicken, October 23, 2024
    • • 
    • 4 replies
    • 901 views
    • 
    • spartacus 68
    • March 27
22. • 

    Changing rear 12v socket to always on

    By PropPlanePat, March 25
    • • 
    • 4 replies
    • 237 views
    • 
    • PropPlanePat
    • March 26
23. • 

    Not Cranking No Start

    By Scurge_uk, March 8
    • • 
    • 16 replies
    • 539 views
    • 
    • Scurge_uk
    • March 22
24. • 

    AC COMPRESSOR DOESNT WORK

    By emilio melo, March 13
    • • 
    • 1 reply
    • 477 views
    • 
    • Steve Q
    • March 14

25. Audi A4 B9 blower issue

    By Mja98, March 9
    • 1 reply
    • 298 views
    • 
    • spartacus 68
    • March 9

26. wipers not working

    By Paul68, March 8
    • 4 replies
    • 165 views
    • 
    • Paul68
    • March 8
27. • 

    Adblue Fault P20E8 & P208C

    By Cb1992, February 17
    • • 
    • 2 replies
    • 492 views
    • 
    • dorsborne
    • March 7
28. • 

    2.0 TDI rattle sound

    By Kvint, November 2, 2024
    • • 
    • 9 replies
    • 1.5k views
    • 
    • cliffcoggin
    • March 6