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Condition Value
expand_moreAir intake system
Intake manifold 6.64 lbf⋅ft
Gradually tighten screws crosswise.
expand_moreAuxiliary assemblies
Auxiliary drive belt deflection pulley 16.23 lbf⋅ft
expand_moreAuxiliary drive belt tensioner
M10 40.57 lbf⋅ft
M8 16.23 lbf⋅ft
Air-conditioning compressor 18.44 lbf⋅ft
expand_moreAir-conditioning compressor pressure line
M6 6.64 lbf⋅ft
M8 18.44 lbf⋅ft
Alternator 16.96 lbf⋅ft
expand_moreCarburetion
High-pressure line 18.44 lbf⋅ft
High-pressure pump 16.23 lbf⋅ft
Replace screws.
expand_moreCooling system
expand_moreCoolant pump
First stage 5.9 lbf⋅ft
Replace screws.
Second stage 66.38 lbf⋅ft
expand_moreCylinder head
expand_moreCamshaft bearing
expand_moreBearing casing
First stage 5.9 lbf⋅ft
Tighten new screws in inside-to-outside order.
Second stage 90°
expand_moreCylinder head screws
expand_moreScrews 1 – 10
Figure 1. Cylinder head, Cylinder head screws, Screws 1 – 10.
Figure 1. Cylinder head, Cylinder head screws, Screws 1 – 10.
First stage Tighten by hand
Use new screws. See figure 1.
Second stage 22.13 lbf⋅ft
Third stage 44.25 lbf⋅ft
Fourth stage 90°
Fifth stage 90°
expand_moreScrews 11 – 14
expand_moreSixth stage
First step 7.38 lbf⋅ft
Use new screws.
Second step 90°
expand_moreValve cover
expand_moreBearing casing
First stage 5.9 lbf⋅ft
Tighten new screws in inside-to-outside order.
Second stage 90°
expand_moreEngine block
expand_moreConnecting rod bearing
First stage 36.88 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreDrive plate
expand_moreOn crankshaft
First stage 44.25 lbf⋅ft
Replace bolts.
Second stage 90°
expand_moreVibration damper
First stage 11.06 lbf⋅ft
Replace screws.
expand_moreSecond stage
First step 16.23 lbf⋅ft
Second step 90°
expand_moreEngine control
expand_moreCamshaft timing chain tensioner
First stage 3.69 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreControl drive chain tensioner
First stage 3.69 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreControl drive sprocket wheel
expand_moreAt the bearing pedestal
expand_moreScrews
First stage 3.69 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreBearing pedestal
On the engine block 6.64 lbf⋅ft
expand_moreOn the engine block
expand_moreCentral screws
First stage 14.75 lbf⋅ft
Use new screw.
Second stage 45°
expand_moreControl drive timing chain slip rail
First stage 12.54 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreInlet camshaft wheel
First stage 59 lbf⋅ft
Use new screw.
Second stage 90°
expand_moreIntermediate shaft chain sprocket
expand_moreBearing pedestal
expand_moreOn the engine block
First stage 3.69 lbf⋅ft
Replace screws.
Second stage 90°
Central screws 30.98 lbf⋅ft
expand_moreOutlet camshaft wheel
First stage 59 lbf⋅ft
Use new screw.
Second stage 90°
expand_moreTiming case cover first cylinder row
First stage 3.69 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreTiming case cover second cylinder row
First stage 3.69 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreEngine lubrication
Oil drain plug 14.75 lbf⋅ft
expand_moreOil filter housing
Cap 18.44 lbf⋅ft
Replace sealing rings.
Oil filter drain plug 2.95 lbf⋅ft
Replace sealing rings.
expand_moreOil pump
First stage 5.9 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreOil sump
expand_moreOil sump lower part
First stage 5.9 lbf⋅ft
Gradually tighten screws crosswise.
Second stage 90°
expand_moreOil sump top part
First stage 3.69 lbf⋅ft
Use new screws and tighten them crosswise.
Second stage 90°
expand_moreEngine management
Camshaft sensor 6.64 lbf⋅ft
Crankshaft sensor 6.64 lbf⋅ft
Knock sensor 18.44 lbf⋅ft
expand_moreEngine mounting
Engine bracket 29.5 lbf⋅ft
expand_moreEngine mounting
At the subframe 40.57 lbf⋅ft
expand_moreOn engine mounting
First stage 66.38 lbf⋅ft
Use new screw.
Second stage 90°
expand_moreSubframe
expand_moreM12 × 100 screws
First stage 84.82 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreM12 × 35 screws
First stage 66.38 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreM12 × 55 screws
First stage 66.38 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreSubframe diagonal strut
expand_moreM12 × 35 screws
First stage 66.38 lbf⋅ft
Use new screws.
Second stage 180°
expand_moreM12 × 55 screws
First stage 66.38 lbf⋅ft
Use new screws.
Second stage 180°
expand_moreExhaust system
Exhaust manifold 18.44 lbf⋅ft
Tighten new nuts evenly in several steps.
expand_moreIgnition system
Spark plugs 22.13 lbf⋅ft
expand_moreStart system
expand_moreStarter
M10 × 50 screws 47.94 lbf⋅ft

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2012 Audi A6 S6 Avant 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.

Conquer your fears and never give up!

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 A6 S6 Avant 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 A6 S6 Avant you're not only saving money, but also also improving your technical skills and learning something new.

Audi A6 S6 Avant C7 model years

Units:
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