Haldex 4WD typically takes a front-wheel drive platform, such as the VW Golf, Audi A3, or Mercedes-Benz A Class, and converts the FWD system into all-wheel drive, normally through the use of electronic sensors and differentials to redirect power to the rear wheels. Audi and Volkswagen recommend the Haldex oil and filter to be changed every 40k miles, but we recommend 20k mile intervals due to problems in the Haldex unit itself. Volvo V70, Audi TT)require replacement of all four tires at once.

Specifically the 2008 owing to it's having the new AWD system (which is MUCH better than the old Haldex system). 91,610 miles. *: 2019-2020 A4 2.0T … Again from the site it would suggest Audi has only used generation 1 and 4 of the Haldex system: All Wheel Driven - Audi all wheel drive explained

Cars equipped with Haldex-type AWD systems (e.g. Bruce & Shark Fuel Flap Door Lock Actuator for Audi A4 S4 B8 Avant Quattro A5 S5 Q5 8K0862153H 1 offer from $24.99 AUDI Genuine Wheel Center Hub Caps 4X Set Gray Metallic A3 S3 A4 B7 A6 C6 04-08 Read real discussions on thousands of topics and get your questions answered. To make sure your vehicle stays in top shape, check its parts for wear and damage at regular intervals and replace them in time. all quattro Audi's with longitudal engines, like A4, A5, A6, etc.etc. they have the Haldex-clutch, located just before the rear axle. Types of Oil used in Audi A4 Models with Turbo Engines: 1.8 liter: 1997-2005 A4 1.8T models use VW 502 00 oil spec. : 2017-2018 A4 2.0T models use VW 502 00 or VW 504 00 oil spec. Learn more about Audi A4 at the Edmunds.com Car Forums! As a result, we provide an extensive selection of high quality Audi A4 repair parts manufactured to restore your vehicle to like new condition at the most attractive prices. The widest range of products, outstanding quality, and affordable prices are the three pillars on which CARiD bases its work. : 2005-2016 A4 2.0T models use VW 502 00 oil spec. Note: Premium fuel Synthetic recommended Also note: 1.8t in VW shares many of the same parts as 1.8t in Audi 2002 Audi 1190 A4 3322 3592 Write a Review for the 2002 Audi A4

: 2.0T: 2007-2009 A4 Cabriolet 2.0T models use VW 502 00 oil spec. : 2003-2006 A4 Cabriolet 1.8T models use VW 502 00 oil spec. Doing it every 20k miles protects you Haldex system and prevents premature failure. When you are in need of a reliable replacement part for your 2009 Audi A4 to restore it to 'factory like' performance, turn to CARiD's vast selection of premium quality products that includes everything you may need for routine maintenance and major repairs. all quattro Audi's with a transversal engine, like A3, Q3, TT, don't have a torsen diff. Haldex is now at generation 4 and should now be proatcive rather than reactive due to the pretensioing. 2008 Audi A4 2.0T Avant quattro. have a central torsen differential. Discussion forums for all other Audi models including Original "S" Cars, 89/90, Coupe quattro, 4000, 5000 and more Audi 90 / 80 / Coupe quattro / Cabriolet Audi 100 / A6 (C4 Platform) All Wheel Driven - Haldex all wheel drive system. Edmunds has a detailed expert review of the 2014 Audi A4 2.0T Premium Plus quattro Sedan.