S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
expand_moreFront axle drive shaft
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
expand_moreAt the gearbox
M10
51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Tighten the new screws evenly in several steps.
M8
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Tighten the new screws evenly in several steps.
expand_moreM14
expand_moreCentral screws
First stage
84.82 lbf⋅ft84.82 lbf⋅ft115 N⋅m
Use new screw.
Second stage
180°180°180°
expand_moreM16
expand_moreCentral screws
First stage
147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Use new screw.
Second stage
180°180°180°
expand_morePropeller shaft heat protection plate
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_morePropeller shaft intermediate bearing
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_morePropeller shaft
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
expand_moreRear axle drive shaft
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
expand_moreAt the gearbox
M10
51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Tighten the new screws evenly in several steps.
M8
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Tighten the new screws evenly in several steps.
expand_moreM14
expand_moreCentral screws
First stage
84.82 lbf⋅ft84.82 lbf⋅ft115 N⋅m
Use new screw.
Second stage
180°180°180°
expand_moreM16
expand_moreCentral screws
First stage
147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Use new screw.
Second stage
180°180°180°
expand_moreClutch
expand_moreClutch master cylinder
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
expand_moreClutch pressure plate
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Gradually tighten screws crosswise.
expand_moreClutch slave cylinder
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Use new screw.
expand_moreRelease bearing guide sleeve
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m
Use screw-locking compound.
expand_moreGear shifting
expand_moreGear rod
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
expand_moreThrust rod
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
At the gearbox
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On chassis
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreGearbox
expand_moreGearbox flange connection at engine
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
M10
33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
M12
47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
expand_moreTorque converter
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
Replace screws.
expand_moreGearbox lubrication
expand_moreDistributor gearbox oil control screws
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
09L gearbox
25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace sealing rings and screws.
expand_moreGearbox oil drain plug
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
expand_moreWith automatic gearbox
09L gearbox
59 lbf⋅ft59 lbf⋅ft80 N⋅m
Replace sealing rings.
expand_moreGearbox oil filler plug
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
expand_moreWith automatic gearbox
09L gearbox
59 lbf⋅ft59 lbf⋅ft80 N⋅m
Replace sealing rings.
With manual transmission
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
expand_moreOil control plug
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
With automatic gearbox
59 lbf⋅ft59 lbf⋅ft80 N⋅m
With manual transmission
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
expand_moreGearbox mounting
expand_moreGearbox cross support
expand_moreS4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
expand_moreM10
Screws
40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace screws.
expand_moreScrews (M12)
First stage
81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Replace screws.
Second stage
90°90°90°
Nuts
16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Replace nuts.
expand_moreGearbox mounting
S4 quattro with gasoline V8 4.2 L 339 HP, 410 N⋅m at 3500 RPM engine (2003.3–2004.12)
16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2003 Audi A4 S4 user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.
Before doing any DIY service please check your insurance policy and Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.
DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Audi A4 S4 service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.
Doing basic service for your 2003 Audi A4 S4 you're not only saving money, but also also improving your technical skills and learning something new.