expand_moreTensioning device for air-conditioning compressor auxiliary drive belt
All other modifications
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
expand_moreVacuum pump
expand_moreAll other modifications
Cap
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Otherwise
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
expand_moreCarburetion
Exhaust gas return cooler
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Exhaust gas return valve
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.
Exhaust recirculation pipe
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.
expand_moreInjection nozzle (injector)
All other modifications
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
expand_moreCharging
Charge air pipes
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
expand_moreTurbo charger
expand_moreAll other modifications
On exhaust manifold
25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws. Use hot screw paste.
expand_moreTurbocharger bracket
expand_moreAll other modifications
expand_moreAEB, ANB, APU, and ARK engines
At the turbocharger
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block
33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
expand_moreAWT engine
At the turbocharger
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
On the engine block
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreTurbocharger coolant feed line
Banjo screws
25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
expand_moreTurbocharger coolant return line
Union nuts
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
expand_moreTurbocharger oil feed line
expand_moreAll other modifications
expand_moreAEB, ANB, APU, and ARK engines
Union nuts
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreAWT engine
Banjo screws
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Union nuts
16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
expand_moreTurbocharger oil return line
All other modifications
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.
expand_moreCooling system
expand_moreCoolant pump
All other modifications
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Coolant pump pulley
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Fan wheel
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
expand_moreViscous fan bracket
expand_moreAll other modifications
M6
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8
16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
expand_moreViscous fan clutch
All other modifications
51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
expand_moreCylinder head
expand_moreCamshaft bearing
All other modifications
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
First tighten bearing covers 2 and 4 alternately and in steps
expand_moreCylinder head screws
Third stage
90°90°90°
expand_moreAll other modifications
First stage
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws.
Second stage
90°90°90°
expand_moreCylinder head screws shank length (new)
All other modifications
5.24 in5.24 in133 mm
expand_moreRocker bridge
First stage
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screws.
Second stage
90°90°90°
Tighten in steps from inside to outside.
Valve cover
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Gradually tighten screws crosswise.
expand_moreEngine block
expand_moreConnecting rod bearing
expand_moreAll other modifications
First stage
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screws.
Second stage
90°90°90°
expand_moreCrankshaft central screws
expand_moreAll other modifications
First stage
66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Use new screws.
Second stage
90°90°90°
expand_moreCrankshaft pulley
All other modifications
16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
expand_moreDrive plate
First stage
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage
90°90°90°
Engine block closure screws
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
expand_moreFlywheel
expand_moreAll other modifications
First stage
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage
180°180°180°
expand_moreMain bearing
expand_moreAll other modifications
First stage
Tighten by hand
Use new screws.
Second stage
44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Tighten the screws cross-wise from inside to outside.
Third stage
90°90°90°
Lateral-fitting screw
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreVibration damper
All other modifications
16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
expand_moreEngine control
Camshaft adjuster
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
expand_moreCamshaft drive belt deflection pulley
All other modifications
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreCamshaft timing gear
expand_moreAll other modifications
Left
40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Right
40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
expand_moreDrive belt tensioner device
All other modifications
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.
Injection pump drive belt tensioning roller
26.55 lbf⋅ft26.55 lbf⋅ft36 N⋅m
Oil pump drive chain tensioner
11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
do not dismantle
Toothed belt guard
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Toothed belt guard, rear
expand_moreToothed belt guard at the bottom
All other modifications
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.
Toothed belt guard at the top
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Toothed belt guard center
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.
expand_moreToothed belt tensioning roller
All other modifications
16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
expand_moreEngine lubrication
expand_moreOil cooler
All other modifications
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreOil drain plug
All other modifications
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
expand_moreOil filter housing
All other modifications
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
expand_moreOil lines
All other modifications
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreOil pump chain wheel
All other modifications
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreOil sump
expand_moreAll other modifications
expand_moreAt the gearbox
Oil sump top part
33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Oil sump lower part
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Gradually tighten screws crosswise.
expand_moreOn the engine block (M6)
Oil sump top part
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Gradually tighten screws crosswise.
expand_moreOn the engine block (M7)
Oil sump top part
11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Gradually tighten screws crosswise.
expand_moreOn the engine block (M8)
Oil sump top part
16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
expand_moreEngine management
expand_moreCamshaft sensor
expand_moreAll other modifications
M6
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreCharge air pressure sensor
All other modifications
2.21 lbf⋅ft2.21 lbf⋅ft3 N⋅m
Crankshaft sensor
7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Glow plugs
11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Knock sensor
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Lambda sensor
40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
expand_moreEngine mounting
Engine bracket
33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
on the engine block
Engine mounting
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
at subframe
expand_moreSubframe
expand_moreM10
With ribbing
55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Replace screws.
Without ribbing
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
expand_moreM12 × 110 screws
First stage
81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Replace screws.
Second stage
90°90°90°
expand_moreSubframe diagonal strut
First stage
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Second stage
90°90°90°
expand_moreSubframe stiffening plate
expand_moreM8 × 25 screws
Ribbed screw head.
55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Otherwise
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
expand_moreTorque arm
expand_moreAll other modifications
M10
29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8 × 22 screws
20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
expand_moreExhaust system
expand_moreCatalytic converter
expand_moreAll other modifications
At the turbocharger
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace seals and nuts.
expand_moreExhaust manifold
All other modifications
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
Exhaust manifold heat shields
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
expand_moreExhaust pipe
All other modifications
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
Exhaust pipe bracket
18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
expand_moreFuel supply
expand_moreFuel filter bracket
All other modifications
10.62 lbf⋅in10.62 lbf⋅in1.2 N⋅m
expand_moreFuel lines
M12
14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Banjo bolts.
M14
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Banjo bolts.
expand_moreIgnition system
expand_moreSpark plugs
All other modifications
22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
expand_moreStart system
expand_moreStarter
All other modifications
47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1994 Audi A4 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 A4 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 1994 Audi A4 Quattro you're not only saving money, but also also improving your technical skills and learning something new.