Tighten gradually and alternately from inside to outside.
expand_moreEngine block
expand_moreConnecting rod bearing
expand_moreAll other modifications
First stage
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreCrankshaft central screws
expand_moreAll other modifications
First stage
132.76 lbf⋅ft132.76 lbf⋅ft180 N⋅m
Replace screws.
Second stage
90°90°90°
Third stage
45°45°45°
expand_moreFlywheel
First stage
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreMain bearing
expand_moreAll other modifications
First stage
47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreVibration damper
First stage
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreEngine control
Camshaft drive belt deflection pulley
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
expand_moreCamshaft timing gear
expand_moreAll other modifications
Adjusting screws
6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Central screws
73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Toothed belt guard at the bottom
8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Toothed belt guard at the top
3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
expand_moreToothed belt tensioning roller
First stage
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace nuts.
Second stage
45°45°45°
expand_moreEngine lubrication
expand_moreOil drain plug
All other modifications
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace sealing rings.
expand_moreOil filter housing
expand_moreAll other modifications
Oil filter cover
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.
expand_moreOil filter drain plug
Oil filter cover
3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace sealing rings.
expand_moreOn the engine block
First stage
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace sealing rings.
Second stage
90°90°90°
Oil pressure sensor
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace sealing rings.
expand_moreOil pump
expand_moreAll other modifications
First stage
8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace bolts.
Second stage
180°180°180°
expand_moreOil sump
expand_moreAll other modifications
At the gearbox
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block
9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
expand_moreEngine management
Camshaft sensor
6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
expand_moreCrankshaft sensor
All other modifications
3.32 lbf⋅ft3.32 lbf⋅ft4.5 N⋅m
Exhaust gas temperature sensor
33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Lambda sensor
40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
expand_moreEngine mounting
expand_moreSubframe
First stage
51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace bolts.
Second stage
180°180°180°
expand_moreSubframe stiffening plate
First stage
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreTorque arm
expand_moreAt the subframe
First stage
95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreAt the gearbox
First stage
36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreExhaust system
Differential pressure sensor lines
33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Exhaust pipe
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
expand_moreFuel supply
Fuel filter bracket
5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Fuel filter housing
3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace sealing rings.
expand_moreFuel pump
Preliminary feed pump
81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Replace sealing rings.
expand_moreIgnition system
Spark plugs
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
expand_moreStart system
expand_moreStarter
expand_moreAll other modifications
M12
59 lbf⋅ft59 lbf⋅ft80 N⋅m
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2012 Audi A3 Sportback Quattro 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 A3 Sportback Quattro 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 2012 Audi A3 Sportback Quattro you're not only saving money, but also also improving your technical skills and learning something new.
2012 Audi A3 Sportback Quattro generations
In 2012 Audi offered 2 generations of the A3 Sportback Quattro. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.