AudiWorld Tech Articles – Engine
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AudiWorld Tech articles are arranged by model with the newest articles appearing at the top of each section. Click any model below to jump to its section (if applicable). Note that an article may apply to more than one model.
| (A4) = Audi A4 | (A8) = Audi A8 | (80/90) = Audi 80 and 90 |
| (S4) = Audi S4 | (TT) = Audi TT | (GA) = General Article |
| (A6) = Audi A6 | (AR) = Audi allroad | (OA) = Other Audi |
| Model(s) | Description |
| A4 | LP Fuel Pump DIY Replacement – Audi A4 B7 Quattro Article By: betyouaint– 2015 |
| A4 | Heater Core Flush Article By: TristanP- 2008 |
| A4 | Testpipe on 1.8t ATW Article By: BSK – 2008 |
| A4 | DIY Oil Change 2.0l Article By: adminisTerTurbo – 2008 |
| A4 | 1.8T Quattro and FWD Clutch Replacement (B5) Article By: AaronBryan – 2008 |
| A4,A6 | 2.8 Serpentine Belt Tensioner Replacement Article By: Kris Hansen – 2007 |
| A4,A6 | 3.0 V6 Timing Belt Service Article By: a_CQ – 2007 |
| A4,A6 | Cleaning The Throttle Valve (2.8) Article By: Kris Hansen – 2007 |
| A4,A6 | Coolant Temperature Sensor Replacement (2.8) Article By: Kris Hansen – 2007 |
| A4 | Thermostat Replacement (B6) Article By: Matt Devo- 2007 |
| A4 | Tiptronic MultiFunction Switch Replacement (B5) Article By: Nate – 2007 |
| A4 | Understanding Oxygen Sensors (B5) Article By: Shard7 – 2007 |
| A4 | 1.8t Water Pump/Timing Belt (B6) Article By: 1/4 scale – 2007 |
| S4 | S4 Engine Pull (B5) Article By: Mike2kS4::ASP- 2007 |
| A4 | Filling Transmission mount with Urethane Article By: Monkeyboy- 2007 |
| A4 | Replacing Fuel Injector Gaskets Article By: Monkeyboy – 2006 |
| A4 | Replacing 1.8t Valve Cover Gasket Article By: Kenny Garreau – 2006 |
| A4 | Shift Lever U Joint Fix Article By: HJB – 2006 |
| A4 | Seafoam Treatment Article By: BSK – 2006 |
| A4,A6,90 | Removing and Cleaning ICV (12v V6) Article By:Kris Hansen – 2006 |
| A4,S4 | S4/RS4 SAC pressure plates:How to check/set the SAC mechanism Article By: Mat@4induktion – 2006 |
| A4 | Power Steering Cooler Install Article By: bitjockey – 2006 |
| A4,S4 | Fuel Pump Seal (B5) Article By: S4wanabe – 2006 |
| A4 | External Oil Cooler Install (B5 1.8t) Article By: Point By – 2006 |
| A4 | Coolant Flange Replacement (1.8t) Article By: BSK – 2006 |
| A4 | 1.8t DV Install Article By: BSK – 2005 |
| A4 | Supersprint Exhaust Install (B5 1.8t) Article By: BSK – 2005 |
| A4 | N75 Valve Replacement (B5 1.8t) Article By: BSK – 2005 |
| A4 | Labree Downpipe Installation (B5 1.8t FWD) Article By: shep 1.8t – 2005 |
| A4, A6 | Suction Pump Replacement (2.8) Article By: audiSean – 2005 |
| A4 | Coolant Sensor Replacement (B6 1.8t) Article By: fourwheelslide – 2004 |
| A4, S4 | Low temp Thermo-Switch for S4 (B5) After-Run System Article By: Andrew Lundy – 2004 |
| A4 | B5 A4 Engine Mount Replacement Article By: HurricaneSteve / Will Mahoney – 2004 |
| A4 | Neuspeed Short Shifter Install (A4 6-speed) Article By: Alex Demsky – 2004 |
| S4 | Stratmosphere Short Shifter Install (B6 S4) Article By: M�chtigAvant – 2004 |
| A4 | Replacing the Engine Coolant Sensor Article By: Victor Silva – 2004 |
| A4, S4 | Replacing the Rear Differential Mount Article By: Nick Gustas – 2004 |
| A4 | Replacing the Clutch Master/Slave Cylinders Article By: Paul Zak – 2004 |
| A4 | Fuel Filter Replacement Article By: Mike Staley – 2004 |
| A4 | A4 1.8Tq Clutch Replacement Article By: xr4tic – 2004 |
| A4 | Replacing the Coolant Temperature Sensor Article By: Eric Seto – 2003 |
| A4 | Replacing Clutch Master/Slave Cylinders Article By: Paul Zak – 2003 |
| A4 | Air Filter Upgrade Article By: Phil Becker – 2003 |
| A4 | Installing a K&N Filter Article By: jcraley – 2003 |
| A4 | Spark Plug Installation(2.8 Engine) Article By: Jim Baulsir – 2002 |
| A4 | Installing an Electric Fan Kit Article By: got_root? – joe/zyxt and A4Anth – 2001 |
| A4 | Replacing the Timing Belt (A4 1.8t) Article By: Ben Hardt – 2001 |
| A4 | Replacing the Timing Belt (A4 1.8t) Article By: Andy TN – 2001 |
| A4 | 1.8T Chip Upgrade & HKS Turbo Timer Article By: Anthony Hladun – 2001 |
| A4 | K04 Turbo Upgrade Article By: Don Pavlik – 2000 |
| A4 | Turbo Timer Installation (Greddy Turbo Timer III) Article By: James Reedy – 2000 |
| A4 | K&N Air Filter Fitment Article By: Mark Jacobson – 2000 |
| A4 | Air Filter Upgrade Options Article By: Steve Sherwood (AudiWorld) – 1998 |
| A4 | Removing the ECU Article By: Greg Heidt – 1998 |
| A4 | What is the Moan/Groan from the 1.8T Engine? Article By: Tom Fric – 1998 |
| A4 | Malfunction Indicator Light – Common Problems Article By: Mike S. – 1998 |
| A4 | Oil Filter Change (A Potential Problem to Avoid) Article By: Philip – 1998 |
| A4 | How to Change Your Oil Article By: Ross Manges – 1997 |
| A4, A6 | Throttle Body Modification for 12v Engine Article By: Dan Masi – 1997 |
| Model(s) | Description |
| S4 | Fuel Gauge Sending Unit Replacement (B6) Article By: Hindsight – 2007 |
| S4 | Installing an Oil Catch Can (B5) Article By:BLK01S4 – 2006 |
| S4 | Re-greasing Hyperboost Diverter Valves (B5) Article By: BLK01S4 – 2006 |
| S4 | Turning Water into Horsepower (Water Injection) (B5) Article By: Jeff Jones – 2006 |
| S4 | RS4 Intercooler Installation On S4 (B5) Article By: Mark@AutoSpeed – 2006 |
| S4 | DIY Downpipes (Off Road Use Only) (B5) Article By: OC Avant – 2006 |
| S4, A6, AR | EGT Sensor Swap Article By: Steve Trac- 2005 |
| S4, A6, AR | 2.7T Timing Belt Replacement Article By: RMcQ |
| S4 | RS4 Oil Cooler Installation Article By: Vr life – 2004 |
| S4, A6, AR | Replacing S4 Valve Cover Gasket Article By: Andrew (Qcrazy) – 2004 |
| S4 | S4 Downpipe Installation Article By: Adam Garcia – 2002 |
| S4 | S4 Turbo Matrix Article By: s4what – 2002 |
| S4, A6, AR | S4 Turbo Timer Afterrun Coolant Pump Integration Article By: Eric “Keman” Uratchko – 2002 |
| S4, A6, AR | APR 2.7t BiPipe (Cure for the Troublesome TBB) Article By: Don Pavlik – 2001 |
| S4 | Improved Driveline Control Article By: Don Pavlik – 2001 |
| S4 | Forge-Milltek Cat-Back Exhaust Article By: Don Pavlik – 2001 |
| S4, A6, AR, TT | Intake Air Charge Temperature Article By: Don Pavlik – 2001 |
| S4 | Torn Bypass Valves Article By: Don Pavlik – 2001 |
| S4 | Bypass Valve Testing Article By: Don Pavlik – 2001 |
| S4 | Installing an Intercooler Mister Article By: Don Pavlik – 2000 |
| S4 | Throttle Body Hose Replacement Article By: Don Pavlik – 2000 |
| S4 | Installing an Air Filter Article By: Don Pavlik – 2000 |
| S4 | K&N Air Filter Testing Article By: Don Pavlik – 2000 |
| S4 | S4 Performance Testing Article By: Don Pavlik – 2000 |
| Model(s) | Description |
| A6, Q5 | Audi 3.2 FSI Upper Timing Chain Tensioner Replacement Article By: mkongsiri– 2014 |
| A6 | DIY 55k Service 2005 C6 Article By: r1racer– 2014 |
| A6,S6 | Coolant Temperature Sensor replacement ’02 S6 (C5) Article By: Just Me – 2011 |
| A6,A4 | Audi A6 Crank Vent System Explained (C5) Article By: David Hoerl – 2009 |
| A6 | 2.7t Valve Cover/Cam Chain Seals Article By: absolutcq20v- 2007 |
| A6 | Replacing Fuel Pump (C5) Article By: Robert Gedeon – 2006 |
| A6 | Walbro – V8/A100 fuel pump in C5 Article By: Robert Gedeon – 2006 |
| A6 | DIY N75 Replacement (2.7t) Article By: Robert Gedeon – 2006 |
| A6,allroad | Spark Plug Swap (C5, 2.7t) Article By: Robert Gedeon – 2006 |
| A6 | Breather Hose Repair (C5, 2.8) Article By: Kris Hansen – 2006 |
| A6 | Auxiliary coolant pump replacement(2.7t) Article By: Truewit – 2005 |
| A6 | A6 2.8 Timing Belt and Water Pump Article By: Dan Larson – 2002 |
| A6 | Insulating the Air Mass Sensor Article By: Choy Ngee Hoe – 2000 |
| Model(s) | Description |
| A8 | A8 Valve Cover Gasket Replacement Article By: PaulW – 2002 |
| Model(s) | Description |
| 80/90 | 12v V6 Timing Belt/pump/seals/etc (B4) Article By: Catamount90 – 2007 |
| 80/90 | 10V 5 Cylinder Timing Belt/Water Pump Service (B3) Article By: S4gasm ~ (aka LoTR) – 2007 |
| 80/90 | Polishing 12v Intake Manifold Article By: Greg Kiernan – 2005 |
| Model(s) | Description |
| AR | Fan Control Module Replacement Article By: RMcQ |
| AR | Allroad Oil Change Article By: RMcQ |
| Model(s) | Description |
| TT | Master Cylinder Replacement (TT) Article By: Melvin Gale – 2007 |
| TT | Alternator Replacement (TT) Article By: SparTTan – 2006 |
| Model(s) | Description |
| GA | Motor Oil, Life Blood For Your Audi Article By: Audi Junkie- 2006 |
| GA | Troubleshooting Oxygen Sensor Trouble Codes 2331 and 2341 Article By: Sandor Foldesi – 2004 |
| GA | Tiptronic Recode for FWD and Non-US Vehicles Article By: Alex Smith – 2004 |
| GA | Physical Differences Between K03 and K04 Article By: driveslikegranny – 2004 |
| GA | Oxygen Sensor Modification Article By: Keman – 2004 |
| GA | VW/Audi 2.8 V6 Timing Belt/Water Pump Article By: ARK – 2002 |
| GA | Tip ECU Removal Instructions Article By: Silvertip – 2002 |
| GA | Exhaust Systems 101 Article By: Unknown – 2001 |
| GA | Timing Belt Replacement II Article By: Ricardo David – 2001 |
| GA | Timing Belt Replacement Article By: Don Pavlik – 2000 |
| GA | Making Sense of Synthetic Lubricants Article By: Don Stevens – 2000 |
| GA | More than you want to know about MOTOR OIL Article By: Jim TT – 2000 |
| GA | Engine Oil Viscosity Discussion Article By: John Wilkinson – 1999 |
| GA | An Introduction to Chip Tuning Article By: Rodney Spear – 1999 |
| GA | An Overview of 5v Engine Technology Article By: Audi Magazine – 1997 |