A4.B5
From QuattroWorld Wiki
History | Factory (OEM) Specs | Common Problems | Tech Articles & DIY | Modifications | Other Resources
Please update this thread when adding & modifying articles or making significant changes.
History
Model history
Factory (OEM) Specs
Model Factory Specs
Common Problems
Link to Common Problems page with more detail.
Tech Articles & DIY
Engine | Fuel Injection & Ignition | Manual Trans | Automatic Trans | Suspension | Wheels & Tires | Brakes | Steering | Exterior | Interior | HVAC | Electrical | Maintenance
Engine
- Lubrication
- Cooling
- Electrical
- Turbo
- Exhaust and Emissions
- Intake Tract
- General
- How to remove one time use clamps
- Replacing the 1.8T valve cover gasket
- Replacing the 2.8 valve cover gaskets
Fuel Injection & Ignition
- DIY testing the Power Output Stage/Ignition Control Unit
- DIY test for a faulty Coilpack
- V6 (AHA and ATQ) Ignition Wire Diagram
- Spark Plug torque specs: 22 ft-lbs
Manual Transmission
Automatic Transmission
- Article 1
Suspension
Wheels & Tires
Brakes
- Article 1
Steering
Exterior
- Fog light removal/bulb replacement
- Opening your hood when the hood release isn't working
- Removing the front bumper
Interior
HVAC
- Article 1
Electrical
- Bose speaker replacements - 2 ohm component speakers by Image Dynamics
- Hazard relay replacement (8D0-941-509-H-01C)
- Headlight leveller update part number - 4B0-907-503-A
- Sources for replacement HID (D2S) bulbs
Maintenance
- Audi maintenance schedules
- Bentley Diagnostic Trouble Code (DTC) list
- Bentley service manual
- Cabin filter
- Differential fluid
- Fuel filter
- Items to inspect regularly
- Ross-Tech Wiki (Fault codes and Diagnostic procedures)
- Transmission fluid
- VAG Tool locator
- VW/Audi Readiness Code charts and procedures
1.8T Maintenance - items specific to the AEB, ATW, & AWM 1.8L engines
2.8 Maintenance - items specific to the 12v (AFC) & 30v (AHA, ATQ) 2.8L engines
OEM Part Numbers
- Part Number Lookup Page
Modifications
Stage 1 | Stage 2 | Stage 3 | Brakes | Suspension | Intercoolers | Engine mods | Clutches & Flywheels | Interior | Exterior | Electronic | Tuning
Stage 1
Stage 2
Stage 3
- Turbo upgrades
- Fueling Kits
- Other
Brakes
- Stock Replacement
- Replacement Rotors
- Replacement Pads
- A8 front upgrade
- Audi TT caliper carriers
- 312x25mm Rotors (OEM A8 rotors)
- A6 rear upgrade
- Big Brake Kits
- Porsche Boxster Front Brake Upgrade
- Boxster calipers (and aftermarket caliper mount)
- 312x25mm Rotors (OEM A8 rotors)
- Requires 17" Wheels or Larger
- Wheel fitment guide
- Brembo
- Brembo Gran Turismo (2 options)
- 328x28mm 2-piece rotors
- 332x32mm 2-piece rotors
- Brembo Gran Turismo (2 options)
- Alcon
- Monobloc4 (4 Piston Caliper)
- 335mm Rotors
- Porsche Boxster Front Brake Upgrade
Suspension
- Springs and Shocks
- Option 1
- Coilovers
- Brand 1
- Option 1
- Brand 2
- Option 1
- Option 2
- Brand 1
Intercoolers
- Side Mount
- Front Mount
Engine Mods
- Throttle Body Boot Replacement
- Bypass Valves
Clutches & Flywheels
Interior
- Carbon Trim
Exterior
Electronic
- NavPlus - RNS-E Install
Tuning
Other Resources
Vendors
- 034 Motorsport
- APR
- AutohausAZ
- AutoSPEED
- Avalon Motorsports
- AWE Tuning
- Axis Motorsport
- BLAUparts
- Braman Auto Parts
- ECS Tuning
- Force 5 Automotive
- GenuineAudiParts
- GermanAutoParts
- PureMotorsport
- Stratmosphere
- Tire Rack
- World Impex
- Others
