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Condition Value
expand_moreAir intake system
expand_moreIntake manifold
All Audi gasoline V6 2.8 L AAH engines 14.75 lbf⋅ft
All Audi gasoline V6 2.6 L ABC engines 14.75 lbf⋅ft
All Audi gasoline straight-4 2.0 L ACE engines 14.75 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreAuxiliary assemblies
expand_moreAuxiliary drive belt tensioner
All Audi gasoline V6 2.8 L AAH engines 40.57 lbf⋅ft
All Audi gasoline V6 2.6 L ABC engines 40.57 lbf⋅ft
expand_moreAll Audi gasoline straight-5 2.3 L NG engines
Nuts 14.75 lbf⋅ft
Screws 14.75 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreAuxiliary drive belt tensioner
All Audi gasoline straight-4 2.0 L ABK engines 18.44 lbf⋅ft
All Audi gasoline straight-4 2.0 L ABT engines 18.44 lbf⋅ft
expand_moreAll other modifications
Screws 18.44 lbf⋅ft
expand_moreAlternator
expand_moreAll Audi diesel straight-4 1.9 L AAZ engines
Screws 18.44 lbf⋅ft
expand_moreAll Audi gasoline straight-4 2.0 L ABK engines
expand_moreClamping screws
Tensioning screws 18.44 lbf⋅ft
expand_moreRetaining clamp
Screws 18.44 lbf⋅ft
expand_moreScrews
Bottom 25.81 lbf⋅ft
expand_moreAll Audi gasoline straight-5 2.3 L NG engines
expand_moreAlternator
Screws 25.81 lbf⋅ft
Screws 14.75 lbf⋅ft
Tensioning screws 25.81 lbf⋅ft
expand_moreAll other modifications
Screws 25.81 lbf⋅ft
Servo pump pulley 18.44 lbf⋅ft
expand_moreServo steering pump
expand_moreAll Audi gasoline straight-4 2.0 L ABK engines
Tensioning screws 18.44 lbf⋅ft
expand_moreAll Audi gasoline straight-5 2.3 L NG engines
Retaining clamp 22.13 lbf⋅ft
Screws 14.75 lbf⋅ft
expand_moreCarburetion
expand_moreInjection nozzle (injector)
All Audi diesel straight-4 1.9 L 1Z engines 16.23 lbf⋅ft
All Audi diesel straight-4 1.9 L AAZ engines 51.63 lbf⋅ft
expand_moreCylinder head
expand_moreCamshaft bearing
All Audi gasoline straight-4 2.0 L ACE engines 11.06 lbf⋅ft
All other modifications 14.75 lbf⋅ft
expand_moreCylinder head screws
expand_moreAll Audi diesel straight-4 1.9 L AAZ engines
Figure 1. Cylinder head, Cylinder head screws, Audi diesel straight-4 1.9 L AAZ.
Figure 1. Cylinder head, Cylinder head screws, Audi diesel straight-4 1.9 L AAZ.
First stage 29.5 lbf⋅ft
Replace screws. See figure 1.
Second stage 44.25 lbf⋅ft
Third stage 90°
Fourth stage 90°
expand_moreAll Audi gasoline straight-4 2.0 L ACE engines
First stage 29.5 lbf⋅ft
Replace screws. See figure 1.
Second stage 44.25 lbf⋅ft
Third stage 90°
Fourth stage 90°
expand_moreAll other modifications
First stage 44.25 lbf⋅ft
Replace screws. See figure 1.
Second stage 180°
expand_moreVariant 2
First stage 44.25 lbf⋅ft
Second stage 90°
Third stage 90°
Valve cover 7.38 lbf⋅ft
expand_moreEngine block
expand_moreConnecting rod bearing
expand_moreAll Audi gasoline straight-5 2.3 L NG engines
First stage 22.13 lbf⋅ft
Second stage 90°
expand_moreAll other modifications
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreCrankshaft central screws
expand_moreAll Audi gasoline V6 2.8 L AAH engines
First stage 147.51 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreAll Audi gasoline V6 2.6 L ABC engines
First stage 147.51 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreAll Audi gasoline straight-5 2.3 L NG engines
Special tool 2079 258.15 lbf⋅ft
Otherwise 331.9 lbf⋅ft
expand_moreAll other modifications
First stage 66.38 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreCrankshaft pulley
All Audi gasoline V6 2.8 L AAH engines 16.23 lbf⋅ft
All Audi gasoline V6 2.6 L ABC engines 16.23 lbf⋅ft
expand_moreAll Audi gasoline straight-4 2.0 L ACE engines
Class 10.9 29.5 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
expand_moreAll other modifications
expand_moreClass 10.9
M8 29.5 lbf⋅ft
expand_moreClass 8.8 screws
M8 18.44 lbf⋅ft
expand_moreDrive plate
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreFlywheel
expand_moreAll Audi gasoline V6 2.8 L AAH engines
expand_moreDual-mass flywheel
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreAll Audi gasoline V6 2.6 L ABC engines
expand_moreDual-mass flywheel
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreAll other modifications
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreMain bearing
expand_moreAll Audi gasoline V6 2.8 L AAH engines
expand_moreCenter screws
Second stage 44.25 lbf⋅ft
Tighten the screws evenly from inside to outside in several steps.
Third stage 90°
Replace screws.
expand_moreLateral-fitting
First stage Tighten by hand
Fourth stage 18.44 lbf⋅ft
expand_moreAll Audi gasoline V6 2.6 L ABC engines
expand_moreCenter screws
Second stage 44.25 lbf⋅ft
Tighten the screws evenly from inside to outside in several steps.
Third stage 90°
expand_moreLateral-fitting
First stage Tighten by hand
Fourth stage 18.44 lbf⋅ft
All Audi gasoline straight-5 2.3 L NG engines 47.94 lbf⋅ft
expand_moreAll other modifications
First stage 47.94 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreVibration damper
All Audi gasoline V6 2.8 L AAH engines 16.23 lbf⋅ft
expand_moreAll Audi diesel straight-4 1.9 L AAZ engines
Class 10.9 25.81 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
All Audi gasoline V6 2.6 L ABC engines 16.23 lbf⋅ft
All Audi gasoline straight-5 2.3 L NG engines 14.75 lbf⋅ft
expand_moreAll other modifications
Class 10.9 29.5 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
expand_moreEngine control
expand_moreCamshaft drive belt deflection pulley
All Audi diesel straight-4 1.9 L 1Z engines 18.44 lbf⋅ft
expand_moreAll Audi gasoline V6 2.8 L AAH engines
M10 31.72 lbf⋅ft
M8 16.23 lbf⋅ft
All Audi diesel straight-4 1.9 L AAZ engines 18.44 lbf⋅ft
expand_moreAll Audi gasoline V6 2.6 L ABC engines
M10 31.72 lbf⋅ft
M8 16.23 lbf⋅ft
expand_moreCamshaft timing gear
All Audi diesel straight-4 1.9 L 1Z engines 33.19 lbf⋅ft
expand_moreAll Audi gasoline V6 2.8 L AAH engines
First cylinder row 51.63 lbf⋅ft
Replace screws.
Second cylinder row 51.63 lbf⋅ft
Replace screws.
All Audi diesel straight-4 1.9 L AAZ engines 33.19 lbf⋅ft
expand_moreAll Audi gasoline V6 2.6 L ABC engines
First cylinder row 51.63 lbf⋅ft
Replace screws.
Second cylinder row 51.63 lbf⋅ft
Replace screws.
All Audi gasoline straight-4 2.0 L ACE engines 47.94 lbf⋅ft
All Audi gasoline straight-5 2.3 L NG engines 47.94 lbf⋅ft
All other modifications 73.76 lbf⋅ft
expand_moreDrive belt tensioner device
All Audi gasoline straight-5 2.3 L NG engines 7.38 lbf⋅ft
expand_moreAll other modifications
expand_moreScrews
Tensioning roller 18.44 lbf⋅ft
expand_moreToothed belt guard at the bottom
expand_moreAll Audi gasoline V6 2.8 L AAH engines
expand_moreLeft
Top 16.23 lbf⋅ft
Otherwise 7.38 lbf⋅ft
expand_moreAll Audi gasoline V6 2.6 L ABC engines
expand_moreLeft
Top 16.23 lbf⋅ft
Otherwise 7.38 lbf⋅ft
expand_moreAll Audi gasoline straight-4 2.0 L ABK engines
expand_moreM6
Nuts 7.38 lbf⋅ft
Otherwise 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
expand_moreAll Audi gasoline straight-4 1.6 L ABM engines
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
expand_moreAll Audi gasoline straight-4 2.0 L ACE engines
Nuts 7.38 lbf⋅ft
Screws 7.38 lbf⋅ft
expand_moreAll Audi gasoline straight-4 1.6 L ADA engines
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
All other modifications 7.38 lbf⋅ft
expand_moreToothed belt guard at the top
expand_more2.0 E 16V with gasoline straight-4 2.0 L 138 HP engine (1992.8–1994.12)
Screws 7.38 lbf⋅ft
expand_moreToothed belt tensioning roller
expand_moreAll Audi diesel straight-4 1.9 L 1Z engines
With semi-automatic tensioning roller 14.75 lbf⋅ft
expand_moreAll Audi gasoline V6 2.8 L AAH engines
M10 31.72 lbf⋅ft
M8 16.23 lbf⋅ft
expand_moreAll Audi diesel straight-4 1.9 L AAZ engines
M10 33.19 lbf⋅ft
M8 16.23 lbf⋅ft
expand_moreAll Audi gasoline V6 2.6 L ABC engines
M10 31.72 lbf⋅ft
M8 16.23 lbf⋅ft
expand_moreAll Audi gasoline straight-4 2.0 L ACE engines
expand_moreM10
Nuts 33.19 lbf⋅ft
expand_moreM8
Nuts 18.44 lbf⋅ft
expand_moreAll Audi gasoline straight-5 2.3 L NG engines
expand_moreM6
Hexagon head screws 7.38 lbf⋅ft
expand_moreM8
Hexagon head screws 14.75 lbf⋅ft
Hexagon head screws 22.13 lbf⋅ft
expand_moreAll other modifications
expand_moreNuts
Tensioning roller 7.38 lbf⋅ft
expand_moreEngine lubrication
expand_moreOil drain plug
All Audi gasoline V6 2.8 L AAH engines 29.5 lbf⋅ft
All other modifications 22.13 lbf⋅ft
expand_moreOil filter housing
All Audi gasoline V6 2.8 L AAH engines 14.75 lbf⋅ft
All Audi gasoline V6 2.6 L ABC engines 14.75 lbf⋅ft
All Audi gasoline straight-4 2.0 L ABK engines 18.44 lbf⋅ft
expand_moreOil sump
All Audi gasoline V6 2.8 L AAH engines 7.38 lbf⋅ft
All Audi diesel straight-4 1.9 L AAZ engines 11.06 lbf⋅ft
All Audi gasoline V6 2.6 L ABC engines 7.38 lbf⋅ft
All other modifications 14.75 lbf⋅ft
expand_moreEngine management
expand_moreGlow plugs
All Audi diesel straight-4 1.9 L 1Z engines 11.06 lbf⋅ft
All Audi diesel straight-4 1.9 L AAZ engines 18.44 lbf⋅ft
expand_moreKnock sensor
2.0 E with gasoline straight-4 2.0 L 114 HP engine (1991.9–1994.12) 14.75 lbf⋅ft
expand_moreLambda sensor
All Audi gasoline V6 2.8 L AAH engines 40.57 lbf⋅ft
All Audi gasoline V6 2.6 L ABC engines 40.57 lbf⋅ft
All Audi gasoline straight-4 2.0 L ABK engines 40.57 lbf⋅ft
All other modifications 36.88 lbf⋅ft
expand_moreEngine mounting
expand_moreTorque arm
expand_moreAir-conditioning compressor
At the bracket 16.96 lbf⋅ft
expand_moreAt the crossmember
Front 29.5 lbf⋅ft
expand_moreExhaust system
expand_moreExhaust manifold
All Audi gasoline V6 2.8 L AAH engines 14.75 lbf⋅ft
Replace nuts.
All Audi gasoline V6 2.6 L ABC engines 14.75 lbf⋅ft
Replace nuts.
All Audi gasoline straight-4 2.0 L ABK engines 22.13 lbf⋅ft
All other modifications 18.44 lbf⋅ft
Replace nuts.
expand_moreIgnition system
expand_moreSpark plugs
All Audi gasoline straight-4 1.6 L ABM engines 14.75 lbf⋅ft
All Audi gasoline straight-4 2.0 L ABT engines 18.44 lbf⋅ft
All Audi gasoline straight-4 2.0 L ACE engines 14.75 lbf⋅ft
All Audi gasoline straight-4 1.6 L ADA engines 14.75 lbf⋅ft
All other modifications 22.13 lbf⋅ft

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1993 Audi 80 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 80 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 1993 Audi 80 you're not only saving money, but also also improving your technical skills and learning something new.

Audi 80 B4 model years

Units:
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