- Brake/Rotor Replacement- Can I do it?
- Which headlight do I need?
- DE: 40 TFSI vs 45 TFSI (4 variants) opinion/review?
- Scan Gauge or Ultra Gauge with B9?
- Rattling noise coming from the engine?
- P105000 Bank1 Camshaft adjustment valve (open circuit)
- Retrofit camera + carplay unit
- Exhaust Options for Audi A4 S-line?
- RO: Integrated dashcam for A4 B9
- Audi a4 b9 tail light change to b9.5
- Door sill light not working
- Whine noise during cold start (Video attached)
- Blue shade in reverse camera
- Backup/Reverse Lights
- Should I wory about side mirror removal?
- Need guidance removing exterior plastic trim on B/C pillar
- Weird intermittent window issues 2017 a4
- 50,000 mi. Service through dealer
- Audi A4 B9.5 Spacesaver
- My set of Brown Walnut inlays are up for sale (SoCal)
- Add POI in the MMI for a 2020 A4
- Good fitting Tumbler
- Has anybody modified their suspension to be softer/more compliant?
- CarPlay Navigation Issues
- a4b9 update mib2
- Is Avant diffuser same as Saloon
- Engine Swap on 2018 A4?
- Have you upgraded the subwoofer in the base sound system?
- ME: few questions?
- Rear End Vibrations When Turning Steering Wheel Fully
- erWin access or similar for repair manuals?
- UK: Replacing rusted bonnet latch mount
- O2 sensors ( Upstream )
- Please help identify this sensor
- Transmission problems…”Lost communication with transmission fluid pump”
- A4 B9 2018 Quattro 2.0 won't start
- blurry camera problem (zoom in) 2017 Audi A4
- Wierd sound
- A4 B9 front grill fit the B9.5 2020 facelift?
- 17x7.5 offset+35 Winter set up?
- 2017 B9 A4 hesitation/hiccup under acceleration
- Tire Rack + Discount Tire = Satisfaction
- Ultra service
- Tips/directions on changing my brakes?
- Follow up on my adventures with toasted gear unit.
- Unitronic tcu tune
- So how are expensive are the '19 sport wheels?
- Searching for an accessory
- Audi EGR OE Code?
- High Flow Cat?
- OEM Hankook tires lasted 18,000 miles (29,000 KM). Better alternatives?
- OBDeleven Passive Fault After Transmission Fluid Change
- Cabin air blower speed
- ASS speaker upgrade is too shouty - what do I change?
- Headlight high beam too low
- Auto start stop malfunction
- Loose/defective spark plug installed by Audi totaled engine?
- Engine Mount Replacement?
- Slippery steering wheel
- Matrix headlights
- S4 9.5 after light colission indicators and wipers control doesent work !
- 2020 to 2023.. some things I’ve noticed
- Audi B9 Ambient Lighting issue
- It shakes and shuts off when i start
- Automatic Driving Like a Manual
- My a4 B9 wont play sound from snapchat , tiktok , insta , etc
- BE: change of fuel filter?
- Please check towing bracket
- Rain sensor
- 2017 A4 B9 Fans Always On
- UK: Spark Plug Change Help
- Transmission issues - mechatronic unit?
- Rear Spoiler Help
- Dirt Under Protective Film
- UK: Wing mirror compatibility?
- Low Coolant Light coming on. Any ideas?
- Upgrade tail lights to S-Line
- D2 to D1 minor shaking
- Motor Cleanliness Oil Check - NO Dipstick?
- UK: my left wing mirror bent backwards
- Wireless Android Auto now enabled?
- LT: Question regarding B9 DL382 transmission
- TR: SFD Protection on 2024 Coded A4 B9.5
- Water on Drivers rear floor when A/C on , on a hot day
- Rear diffuser help
- 2020 A4 PP B9 Front License Plate Holder
- Audi a4 b9 gearbox warning
- Wheel locks set: missing the most important part?
- Stage 1 and flywheel problems
- Discount Tire Co.: A mistake?
- Seeking input on a 2019 A4
- Car wouldn't let me in
- B9 A4 Engine noise
- Audi a4 b9 2017 makes weird sounds
- Is there anyone here in the Nyc/ct area with 6MT and JHM shifter?
- Cabin Vibrations In Low RPMs
- a4 9.5 installed forge bov not sure if its done correctly
- body kits for b9.5
- UK: 2.0 TDI oil filter access...
- Trunk Release: Foot Sensor No Longer Works
- UK: Audi A4 Avant B9 Heated Seat Retrofit
- CTS Turbo Catback (CTS-EXH-CB-0019)
- Limited Quantities - A4, S4 LED Blackline Taillight Packages...
- Repro transmission
- Audi a4 b9 2017 squeaking noise
- 2017 A4 Sedan - Yakima or Thule feet and pads/clips
- Where to buy center console metal trim clips?
- Am I getting all the oil out?
- A4 B9 drain hole location between front door?
- A4 2017 Quattro - which fual is the best ?
- AdBlue P21CA00 - how bad is adblue?
- A4 Avant - Rear Diffuser / Part Number Request
- A4 B9 100-200 times with tune?
- B&O sounds better with the windows down?
- Quattro Ultra and Driveline Questions
- APR stage 1 tune on my B9 6MT
- 2020 A4 shift points are drastically different above 90 degrees oat
- Update to MMI - Speed Limit Icon Now Gone from Virtual Cockpit
- How urgently should I change the Ultra clutch fluid?
- Click sound when go over 40-50 Km/h
- Wireless CarPlay B9.5
- How to do Adaptations After Timing Job
- Mystery Misfire - Compression Related NEED ADVICE
- Used A4/B9 Maintenance and Care Items
- Vibration at 60 MPH
- Changing brakes and rotors
- Can a friend use my OBDeleven adapter?
- TOLED HUD retrofit (one with the flip up screen)
- side skirts
- DSG problems, gears either stucks on 2nd or 4th.
- Manual Transmission Acura Integra Type S - Viable A4 Alternative?
- Startup issue driving me crazy
- A4 B9 Speaker Replacement - My Experience
- Retrofit ACC
- Special characters in mp3 files on playlists
- HELPPP AIRBAG LIGHT DRIVING ME CRAZY
- What does the circled part mean ?
- Drive select mode
- Wheel Centre Bore size
- Intermittent "whump" sound coming from climate control system on ignition shutoff
- Steering wheel
- Steering wheel
- Audi A4 B9 (Malfunctions)
- Metromile Plug-in Red Light?
- Water on driver floor after heavy rain
- Washer pump not working again
- Cat to downpipe stud stripped
- 2017 Audi A4 Premium Plus flood damage
- ANOTHER MMI QUESTION
- UK: Fender Popping When Opening Door, Dodgy Car?
- Oil plug from ECS leaking?
- Audi a4 b9 2016 dash cam hard wire
- Should I get my headliner replaced?
- UK: A4 B9 2.0 TFSI 190 What is wrong?
- Lane assist hack/trick
- Gear change delay
- Automatic downshifts in Sport more noticeable than in Auto
- Weird noise when reving the car!
- 2017 Audi A4 Quattro cruise control errors
- What exactly does resetting battery do? Skiping new battery coding...
- Brake Pedal Squeak
- Alignment with purchase of new tires?
- K&N filter = MAF problems?
- P164E00 - Oil Pressure Regulating Valve
- How do i fix my wiper alignment?
- BG: 2.0 diesel Quattro white residue engine bay leak
- Audi A4, B9-Oil Change Interval
- Help finding black optics passenger side piece
- Navigation prompts when using 'spoken audio' ie podcasts
- Owner of a 2017 A4, 56k miles
- 2012 S5 Issues after oil change
- New color?
- Stock boost
- Just coded my car with VCDS. A few questions.
- 2017 A4 Driver Window Completely Stopped Working
- Audi Pre Sense error in OBDEleven?
- How do I check to see whether my A4 is ready to be tested for emissions?
- What actually happens when the car automatically brakes?
- How to attach exterior door handle trim/cover?
- Question for new owner of a 2017 Audi A4 PP
- air conditioner: nothing but coldest setting/no adjustment possible
- RS4 B9 mufflers. Valve control
- Automatic Start/Stop not working
- Audi A4/Avant B9 Rear camera retrofit but no Parking Aid displayed.
- Brake servo restricted, no codes stored
- AWD Clutch
- Retrofit new screen into audi a4 b9 2017 Komfort
- P268100 code AFTER replacing water pump/thermostat
- Yup, that power drill would damage it… what should I do?
- 2017 A4 squeaking
- Turn off active lane assist?
- Positive wire from DRL in the headlights
- Beware of Ultra Quattro
- Aftermarket wheel fitment
- Whistling Noise
- After DSG fluid change weird clunking/rattling in reverse.
- After DSG fluid change weird clunking/rattling in reverse.
- Font & Rear diff & transfer case fluid change?
- Totalled by reckless driver
- Audi A4 B9 Rear camera retrofit
- A4 B9 Speaker Upgrades
- 2018 A4 headlight defective/malfunction sporadically but working
- Problem removing AWD rear wheel bearing unit
- American message board members.....
- Independent repair shop name in South/East Bay Area
- Mp3 playlist-Audi 2021
- A4 avant B9 single exhaust exit to lci dual?
- A5 B9 Sportback speakers non B&O
- Oil question
- A4 B9 2.0TFSi Quattro new 19x9J wheel ET question.
- The Audi Motion app is flaky
- Sports layout for 2 tfsi with VCDS?
- Racingline strut brace fitting issues with engine cover and air pressure sensor
- Audi a4 2L diesel engine oil temp
- rusted spark plug thread, is this normal?
- Audi A4 2019 Coolant Leak?
- UK: Brake pads - design question
- Let's talk suspension... sport suspension, aftermarket options, etc
- MAF sensor
- Failing thermostat/water pump?
- Advice needed-J519 Electrical system control
- S4 Rear Diffuser on 19 S-Line A4?
- 6 Speed Manual Transmission Oil Change
- Could this be a speed sensor?
- Speed Governor only Tune?
- Fooled by the Semiconductor Shortage Package
- out of warranty, time to go for a tune
- USA Efficiency Drive Select Mode
- 2019 Audi A4 Quattro Knocking/Rattle noise
- Front door woofer replacement?
- Adding blind spot and parking sensors
- USB hub exchange A4 B9
- Passenger side fuse box (RHD) grounding point
- Rocking forward and backward after stopping after a hard brake
- Speakers sound distorted
- The new A4, I mean A5, Sportback
- Please let me know where the parts came from
- V-hold on backup camera
- B10 arrival?
- Adapative crusis control 2018
- Leaking Dsg box (photo)
- A/C not blowing into cabin
- P045600 EVAP very small leak
- 1 month left on CPO warranty - anything I should check?
- Climate Control Console
- Suggestion on price to sell my winter tires and wheels
- Question about tensioner pulley and idler pulley.
- Greetings from SuperSprint Italy
- Engine Side Covers
- UK: MMI screen replacement help