2018 Audi A6 Allroad transmission fastener tightening specifications

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Condition	Value

expand_moreAxle drive

expand_moreDrive shaft heat protection plate


Front axle	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Rear axle	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreFront axle drive shaft

expand_moreAt the gearbox


M10	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Use new screws.

expand_moreCentral screws


First stage	147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Use new screw.
Second stage	180°180°180°


Propeller shaft heat protection plate	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m
Propeller shaft intermediate bearing	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_morePropeller shaft


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreRear axle drive shaft

expand_moreAt the gearbox


M10	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Use new screws.

expand_moreCentral screws


First stage	147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Use new screw.
Second stage	180°180°180°

expand_moreDifferential

expand_moreDifferential oil control screws

expand_more3.0 TDI quattro with diesel V6 3.0 L 308 HP engine (2012.1–)


0BK gearbox	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Use new screw.

expand_moreDifferential oil drain plug

expand_more3.0 TDI quattro with diesel V6 3.0 L 308 HP engine (2012.1–)


0BK gearbox	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use new screw.

expand_moreRear axle differential bracket

expand_moreAt the subframe


M12	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m

expand_moreOn axle


M10	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreRear axle differential oil control screws


0BC axle drive	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
0BF axle drive	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Use new screw.

expand_moreGearbox

expand_moreGearbox flange connection at engine


M10 × 50 screws	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreM10 × 60 screws


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Reuse screws only 2 times.
Second stage	90°90°90°

expand_moreM10 × 95 screws


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Reuse screws only 2 times.
Second stage	90°90°90°

expand_moreM12


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Reuse screws only 2 times.
Second stage	90°90°90°

expand_moreGearbox lubrication


Distributor gearbox oil drain plug	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Distributor gearbox oil filler screws	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m

expand_moreGearbox oil drain plug

expand_moreAll Audi diesel V6 3.0 L CGQB engines


0BK gearbox	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Use new screw.

expand_moreAll Audi diesel V6 3.0 L CLAA engines

expand_more0B5 transmission


Oil circuit for twin clutch	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Otherwise	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


All Audi diesel V6 3.0 L CVUA engines	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace screws.
All other modifications	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace sealing rings.

expand_moreGearbox oil filler plug

expand_moreAll Audi diesel V6 3.0 L CGQB engines


0BK gearbox	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screw.

expand_moreAll Audi diesel V6 3.0 L CLAA engines

expand_more0B5 transmission


Oil circuit for twin clutch	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Otherwise	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


All Audi diesel V6 3.0 L CVUA engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
All other modifications	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


Gearbox oil filter cover	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace sealing rings.

expand_moreGearbox mounting


At the crossmember	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreGearbox support

expand_moreAll Audi diesel V6 3.0 L CGQB engines


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreClass 10.9


M10 × 40 screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreClass 8.8 screws


M10 × 55 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll other modifications


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On chassis	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2018 Audi A6 Allroad 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.

Maintenance Items

Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission Fastener Tightening Specifications

Service Intervals

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 Allroad 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 2018 Audi A6 Allroad you're not only saving money, but also also improving your technical skills and learning something new.

2018 Audi A6 Allroad C7 facelift Transmission Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Audi A6 Allroad C7 facelift model years

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