1996 Audi A6 C4 Engine Fastener Tightening Specifications

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Condition Value
expand_moreAir intake system
expand_moreIntake manifold
Audi gasoline straight-4 2.0 L ABK 114 HP 18.44 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 7.38 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 7.38 lbf⋅ft
tighten gradually cross-wise
Audi diesel straight-4 1.9 L 1Z 89 HP 18.44 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 18.44 lbf⋅ft
Audi gasoline straight-4 2.0 L AAE 99 HP 18.44 lbf⋅ft
All other modifications 14.75 lbf⋅ft
expand_moreAuxiliary assemblies
expand_moreAuxiliary drive belt deflection pulley
1.8 with gasoline straight-4 1.8 L 123 HP, 173 N⋅m engine (1995.12–1997.10) 33.19 lbf⋅ft
expand_moreAuxiliary drive belt tensioner
Audi diesel straight-5 2.5 L AAT 113 HP 14.75 lbf⋅ft
Audi diesel straight-5 2.5 L AAT 114 HP 14.75 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 18.44 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 14.75 lbf⋅ft
expand_moreAudi diesel straight-4 1.9 L 1Z 89 HP
M6 7.38 lbf⋅ft
M8 18.44 lbf⋅ft
All other modifications 40.57 lbf⋅ft
Auxiliary drive belt tensioner 18.44 lbf⋅ft
Air-conditioning compressor 18.44 lbf⋅ft
expand_moreAir-conditioning compressor bracket
expand_moreAudi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m
Class 10.9 22.13 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
All other modifications 18.44 lbf⋅ft
Air-conditioning compressor pressure line 18.44 lbf⋅ft
expand_moreAlternator
Audi diesel straight-5 2.5 L AAT 114 HP 33.19 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ABK 114 HP
expand_moreClamping screws
Tensioning screws 18.44 lbf⋅ft
Retaining clamp 18.44 lbf⋅ft
Bottom 25.81 lbf⋅ft
expand_moreAudi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m
M10 33.19 lbf⋅ft
M8 18.44 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ACE 138 HP
Nuts 25.81 lbf⋅ft
Top 18.44 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 33.19 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 18.44 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 18.44 lbf⋅ft
expand_moreAll other modifications
M10 33.19 lbf⋅ft
M8 16.23 lbf⋅ft
expand_morePower steering pump bracket
Audi diesel straight-5 2.5 L AAT 114 HP 14.75 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 14.75 lbf⋅ft
expand_moreAudi diesel straight-4 1.9 L 1Z 89 HP
Class 10.9 25.81 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreServo pump pulley
Audi diesel straight-5 2.5 L AAT 114 HP 14.75 lbf⋅ft
Audi gasoline V6 2.6 L ACZ 137 HP 16.23 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 14.75 lbf⋅ft
Audi gasoline V6 2.6 L ABC 148 HP, 225 N⋅m 16.23 lbf⋅ft
Audi gasoline V6 2.8 L AEJ 172 HP 16.23 lbf⋅ft
Audi gasoline V6 2.8 L AFC 172 HP 16.23 lbf⋅ft
Audi gasoline V6 2.8 L AAH 172 HP, 245 N⋅m 16.23 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 16.23 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreServo steering pump
Audi diesel straight-5 2.5 L AAT 114 HP 14.75 lbf⋅ft
Audi gasoline straight-4 2.0 L ABK 114 HP 18.44 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 18.44 lbf⋅ft
Audi gasoline straight-4 2.0 L ACE 138 HP 18.44 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 14.75 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 18.44 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 18.44 lbf⋅ft
All other modifications 16.23 lbf⋅ft
Tensioning device for air-conditioning compressor auxiliary drive belt 14.75 lbf⋅ft
expand_moreVacuum pump
Audi diesel straight-5 2.5 L AAT 114 HP 7.38 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 7.38 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 14.75 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 14.75 lbf⋅ft
expand_moreCarburetion
Injection pump drive wheel 118.01 lbf⋅ft
Injection hoses 18.44 lbf⋅ft
Injection nozzle (injector) 14.75 lbf⋅ft
Injection pump 18.44 lbf⋅ft
expand_moreInjection pump pulley
Audi diesel straight-5 2.5 L AAT 114 HP 36.88 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 36.88 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 33.19 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 33.19 lbf⋅ft
expand_moreCharging
expand_moreTurbo charger
Audi diesel straight-5 2.5 L AAT 114 HP 44.25 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 44.25 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 22.13 lbf⋅ft
Replace nuts.
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 22.13 lbf⋅ft
Replace nuts.
expand_moreCooling system
expand_moreCoolant pump
Audi diesel straight-5 2.5 L AAT 114 HP 14.75 lbf⋅ft
Audi gasoline V6 2.6 L ACZ 137 HP 7.38 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 14.75 lbf⋅ft
Audi gasoline V6 2.6 L ABC 148 HP, 225 N⋅m 7.38 lbf⋅ft
Audi gasoline V6 2.8 L AEJ 172 HP 7.38 lbf⋅ft
Audi gasoline V6 2.8 L AFC 172 HP 7.38 lbf⋅ft
Audi gasoline V6 2.8 L AAH 172 HP, 245 N⋅m 7.38 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 7.38 lbf⋅ft
All other modifications 18.44 lbf⋅ft
Coolant pump pulley 18.44 lbf⋅ft
Fan wheel 7.38 lbf⋅ft
expand_moreViscous fan bracket
Audi diesel straight-5 2.5 L AAT 114 HP 33.19 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 33.19 lbf⋅ft
expand_moreAudi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM
M6 7.38 lbf⋅ft
M8 16.23 lbf⋅ft
expand_moreRadiator mounting
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
expand_moreViscous fan clutch
Audi diesel straight-5 2.5 L AAT 114 HP 51.63 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 51.63 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 27.29 lbf⋅ft
expand_moreCylinder head
expand_moreCamshaft bearing
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 7.38 lbf⋅ft
First tighten bearing covers 2 and 4 alternately and in steps
Audi gasoline straight-4 2.0 L ACE 138 HP 11.06 lbf⋅ft
First tighten bearing covers 2 and 4 alternately and in steps
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 7.38 lbf⋅ft
First tighten bearing covers 2 and 4 alternately and in steps
All other modifications 14.75 lbf⋅ft
First tighten bearing covers 2 and 4 alternately and in steps
expand_moreCylinder head screws
expand_moreAudi diesel straight-5 2.5 L AAT 113 HP
Figure 1. Cylinder head, Cylinder head screws, Audi diesel straight-5 2.5 L AAT 113 HP.
Figure 1. Cylinder head, Cylinder head screws, Audi diesel straight-5 2.5 L AAT 113 HP.
First stage 29.5 lbf⋅ft
Replace screws. See figure 1.
Second stage 44.25 lbf⋅ft
Third stage 90°
Fourth stage 90°
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
First stage 29.5 lbf⋅ft
Replace screws. See figure 1.
Second stage 44.25 lbf⋅ft
Third stage 90°
Fourth stage 90°
expand_moreAudi diesel straight-4 1.9 L 1Z 89 HP
Figure 2. Cylinder head, Cylinder head screws, Audi diesel straight-4 1.9 L 1Z 89 HP.
Figure 2. Cylinder head, Cylinder head screws, Audi diesel straight-4 1.9 L 1Z 89 HP.
First stage 29.5 lbf⋅ft
Use new screws. See figure 2.
Second stage 44.25 lbf⋅ft
Third stage 90°
Fourth stage 90°
expand_moreAll other modifications
Figure 3. Cylinder head, Cylinder head screws, All other modifications.
Figure 3. Cylinder head, Cylinder head screws, All other modifications.
First stage 44.25 lbf⋅ft
Use new screws. See figure 3.
Second stage 90°
Third stage 90°
expand_moreCylinder head screws shank length (new)
Audi gasoline straight-4 2.0 L ABK 114 HP 3.78 in
Audi diesel straight-5 2.5 L AAT 114 HP 4.53 in
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 3.78 in
Audi gasoline straight-4 2.0 L ACE 138 HP 5.59 in
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 4.53 in
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 5.24 in
Audi diesel straight-4 1.9 L 1Z 89 HP 4.53 in
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 4.53 in
Audi gasoline straight-4 2.0 L AAE 99 HP 3.78 in
All other modifications 5.41 in
expand_moreValve cover
All other modifications 7.38 lbf⋅ft
Alternately, first inside and then outside
expand_moreEngine block
expand_moreConnecting rod bearing
expand_moreAudi diesel straight-5 2.5 L AAT 113 HP
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreAudi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM
expand_moreCracked connecting rod (M8)
First stage 22.13 lbf⋅ft
Use new screws.
Second stage 90°
expand_moreCracked connecting rod (M8,5)
First stage 29.5 lbf⋅ft
Use new screws.
Second stage 90°
expand_moreSawed connecting rod
First stage 22.13 lbf⋅ft
Use new screws.
Second stage 90°
expand_moreAll other modifications
First stage 22.13 lbf⋅ft
Use new screws.
Second stage 90°
expand_moreCrankshaft central screws
expand_moreAudi gasoline straight-4 2.0 L ADW 106 HP
First stage 66.38 lbf⋅ft
Use new screw.
Second stage 90°
expand_moreAudi diesel straight-5 2.5 L AAT 113 HP
First stage 147.51 lbf⋅ft
Replace screws.
Second stage 270°
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
First stage 147.51 lbf⋅ft
Replace screws.
Second stage 270°
expand_moreAudi gasoline straight-4 2.0 L ABK 114 HP
First stage 66.38 lbf⋅ft
Use new screw.
Second stage 90°
expand_moreAudi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m
First stage 66.38 lbf⋅ft
Use new screws.
Second stage 90°
expand_moreAudi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM
First stage 147.51 lbf⋅ft
Use new screws.
Second stage 270°
expand_moreAudi diesel straight-4 1.9 L 1Z 89 HP
First stage 66.38 lbf⋅ft
Use new screws.
Second stage 90°
expand_moreAll other modifications
First stage 147.51 lbf⋅ft
Use new screws.
Second stage 90°
Third stage 90°
expand_moreCrankshaft pulley
expand_moreAudi gasoline straight-4 2.0 L ADW 106 HP
expand_moreClass 10.9
M8 29.5 lbf⋅ft
expand_moreClass 8.8 screws
M8 18.44 lbf⋅ft
Audi diesel straight-5 2.5 L AAT 113 HP 14.75 lbf⋅ft
Audi diesel straight-5 2.5 L AAT 114 HP 14.75 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ABK 114 HP
expand_moreClass 10.9
M8 29.5 lbf⋅ft
expand_moreClass 8.8 screws
M8 18.44 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 29.5 lbf⋅ft
use only property class 10.9
expand_moreAudi gasoline straight-4 2.0 L ACE 138 HP
Class 10.9 29.5 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 14.75 lbf⋅ft
expand_moreAudi diesel straight-4 1.9 L 1Z 89 HP
Class 10.9 25.81 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
All other modifications 16.23 lbf⋅ft
expand_moreDrive plate
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
Engine block closure screws 7.38 lbf⋅ft
expand_moreFlywheel
expand_moreAudi diesel straight-5 2.5 L AAT 113 HP
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreAudi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m
expand_more22,5 mm screws
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 90°
expand_more43 mm screws
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreAudi gasoline V6 2.6 L ACZ 137 HP
expand_more22,5 mm screws
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 90°
expand_more43 mm screws
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreAudi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM
expand_more22,5 mm screws
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 90°
expand_more35 mm screws
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 180°
expand_more43 mm screws
First stage 44.25 lbf⋅ft
Replace screws.
Second stage 180°
expand_moreAll other modifications
expand_more22,5 mm screws
First stage 44.25 lbf⋅ft
Use new screws.
Second stage 90°
expand_more43 mm screws
First stage 44.25 lbf⋅ft
Use new screws.
Second stage 180°
expand_moreMain bearing
expand_moreAudi diesel straight-5 2.5 L AAT 113 HP
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreAudi gasoline V6 2.6 L ACZ 137 HP
expand_moreM11
First stage Tighten by hand
Use new screws.
Second stage 44.25 lbf⋅ft
cross-wise from inside to outside
Third stage 90°
expand_moreLateral-fitting screw
Fourth stage 18.44 lbf⋅ft
expand_moreAudi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM
First stage 22.13 lbf⋅ft
Use new screws.
Second stage 90°
expand_moreAudi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM
expand_moreM11
First stage Tighten by hand
Use new screws.
Second stage 44.25 lbf⋅ft
cross-wise from inside to outside
Third stage 90°
expand_moreLateral-fitting screw
Fourth stage 18.44 lbf⋅ft
expand_moreAll other modifications
First stage 47.94 lbf⋅ft
Use new screws.
Second stage 90°
expand_moreVibration damper
expand_moreAudi gasoline straight-4 2.0 L ADW 106 HP
Class 10.9 29.5 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
Audi diesel straight-5 2.5 L AAT 113 HP 14.75 lbf⋅ft
Audi diesel straight-5 2.5 L AAT 114 HP 14.75 lbf⋅ft
expand_moreAudi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m
Class 10.9 29.5 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ACE 138 HP
Class 10.9 29.5 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
expand_moreAudi diesel straight-4 1.9 L 1Z 89 HP
Class 10.9 25.81 lbf⋅ft
Class 8.8 screws 18.44 lbf⋅ft
All other modifications 16.23 lbf⋅ft
expand_moreEngine control
Camshaft adjuster 7.38 lbf⋅ft
expand_moreCamshaft drive belt deflection pulley
Audi diesel straight-5 2.5 L AAT 113 HP 7.38 lbf⋅ft
Audi diesel straight-5 2.5 L AAT 114 HP 7.38 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 18.44 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 7.38 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 31.72 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 18.44 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 18.44 lbf⋅ft
expand_moreAll other modifications
M10 31.72 lbf⋅ft
M8 16.23 lbf⋅ft
expand_moreCamshaft timing gear
expand_moreAudi diesel straight-5 2.5 L AAT 113 HP
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
First stage 22.13 lbf⋅ft
Replace screws.
Second stage 90°
Audi gasoline straight-4 2.0 L ABK 114 HP 73.76 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 47.94 lbf⋅ft
Audi gasoline straight-4 2.0 L ACE 138 HP 47.94 lbf⋅ft
expand_moreAudi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM
expand_moreFront
First stage 22.13 lbf⋅ft
Second stage 90°
Rear 118.01 lbf⋅ft
expand_moreAudi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM
Left 40.57 lbf⋅ft
Right 40.57 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 33.19 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 33.19 lbf⋅ft
Audi gasoline straight-4 2.0 L AAE 99 HP 73.76 lbf⋅ft
expand_moreAll other modifications
Left 51.63 lbf⋅ft
Replace bolt.
Right 51.63 lbf⋅ft
Replace bolt.
expand_moreDrive belt tensioner device
All Audi gasoline V6 2.8 L ACK engines 7.38 lbf⋅ft
Use screw-locking compound.
All Audi gasoline straight-4 1.8 L ADR engines 7.38 lbf⋅ft
All other modifications 18.44 lbf⋅ft
Injection pump drive belt tensioning roller 33.19 lbf⋅ft
expand_moreToothed belt guard
Audi gasoline straight-4 2.0 L ABK 114 HP 18.44 lbf⋅ft
Toothed belt guard, rear
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 14.75 lbf⋅ft
Toothed belt guard, rear
Audi gasoline straight-4 2.0 L ACE 138 HP 18.44 lbf⋅ft
Toothed belt guard, rear
Audi gasoline straight-4 2.0 L AAE 99 HP 18.44 lbf⋅ft
Toothed belt guard, rear
All other modifications 7.38 lbf⋅ft
Use screw-locking compound.
expand_moreToothed belt guard at the bottom
expand_moreAudi gasoline straight-4 2.0 L ADW 106 HP
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
Nuts 7.38 lbf⋅ft
expand_moreAudi diesel straight-5 2.5 L AAT 113 HP
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ABK 114 HP
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
Nuts 7.38 lbf⋅ft
expand_moreAudi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m
M8 14.75 lbf⋅ft
Otherwise 7.38 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ACE 138 HP
Nuts 7.38 lbf⋅ft
Screws 7.38 lbf⋅ft
expand_moreAudi gasoline V6 2.4 L AFM 148 HP
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 7.38 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 7.38 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 7.38 lbf⋅ft
expand_moreAll other modifications
expand_moreLeft
Top 16.23 lbf⋅ft
Otherwise 7.38 lbf⋅ft
expand_moreToothed belt guard at the top
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
M6 7.38 lbf⋅ft
Injection pump
M8 14.75 lbf⋅ft
Audi gasoline straight-4 2.0 L ACE 138 HP 7.38 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 7.38 lbf⋅ft
expand_moreToothed belt tensioning roller
Audi gasoline straight-4 2.0 L ADW 106 HP 7.38 lbf⋅ft
expand_moreAudi diesel straight-5 2.5 L AAT 113 HP
M10 33.19 lbf⋅ft
M8 16.23 lbf⋅ft
Audi gasoline straight-4 2.0 L ABK 114 HP 7.38 lbf⋅ft
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
M10 33.19 lbf⋅ft
M8 16.23 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 29.5 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ACE 138 HP
M10 33.19 lbf⋅ft
M8 18.44 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 16.23 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 14.75 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 14.75 lbf⋅ft
expand_moreAll other modifications
M6 16.23 lbf⋅ft
M8 31.72 lbf⋅ft
expand_moreEngine lubrication
expand_moreOil cooler
Audi gasoline V6 2.6 L ACZ 137 HP 22.13 lbf⋅ft
Audi gasoline V6 2.6 L ABC 148 HP, 225 N⋅m 22.13 lbf⋅ft
Audi gasoline V6 2.8 L AEJ 172 HP 22.13 lbf⋅ft
Audi gasoline V6 2.8 L AFC 172 HP 22.13 lbf⋅ft
Audi gasoline V6 2.8 L AAH 172 HP, 245 N⋅m 22.13 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 22.13 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreOil drain plug
Audi gasoline straight-4 2.0 L ABK 114 HP 22.13 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 36.88 lbf⋅ft
Audi gasoline straight-4 2.0 L ACE 138 HP 22.13 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 22.13 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 22.13 lbf⋅ft
Audi gasoline straight-4 2.0 L AAE 99 HP 22.13 lbf⋅ft
All other modifications 29.5 lbf⋅ft
expand_moreOil lines
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
M6 7.38 lbf⋅ft
M8 22.13 lbf⋅ft
Union nuts 18.44 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 18.44 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 18.44 lbf⋅ft
expand_moreOil sump
Audi diesel straight-5 2.5 L AAT 113 HP 14.75 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ABK 114 HP
One-part sump 14.75 lbf⋅ft
Gradually tighten screws crosswise.
expand_moreAudi diesel straight-5 2.5 L AAT 114 HP
Sheet-steel sump 14.75 lbf⋅ft
Gradually tighten screws crosswise.
expand_moreAudi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m
M10 33.19 lbf⋅ft
M6 7.38 lbf⋅ft
Gradually tighten screws crosswise.
expand_moreAudi gasoline straight-4 2.0 L ACE 138 HP
One-part sump 14.75 lbf⋅ft
Replace screws.
expand_moreAudi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM
expand_moreAt the gearbox (M10)
Oil sump top part 33.19 lbf⋅ft
expand_moreAt the gearbox (M8)
Oil sump top part 18.44 lbf⋅ft
Oil sump lower part 7.38 lbf⋅ft
Gradually tighten screws crosswise.
expand_moreOn the engine block
Oil sump top part 7.38 lbf⋅ft
Gradually tighten screws crosswise.
Audi diesel straight-4 1.9 L 1Z 89 HP 13.28 lbf⋅ft
Gradually tighten screws crosswise.
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 13.28 lbf⋅ft
Gradually tighten screws crosswise.
expand_moreAll other modifications
expand_moreAt the gearbox
M10 33.19 lbf⋅ft
M8 18.44 lbf⋅ft
Oil sump lower part 7.38 lbf⋅ft
Gradually tighten screws crosswise.
expand_moreOn the engine block
Oil sump top part 7.38 lbf⋅ft
Gradually tighten screws crosswise.
expand_moreEngine management
Crankshaft sensor 7.38 lbf⋅ft
Glow plugs 11.06 lbf⋅ft
Knock sensor 14.75 lbf⋅ft
Lambda sensor 40.57 lbf⋅ft
expand_moreEngine mounting
Engine bracket 33.19 lbf⋅ft
on the engine block
expand_moreEngine mounting
expand_moreAudi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM
On chassis 33.19 lbf⋅ft
On engine bracket 18.44 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 18.44 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 18.44 lbf⋅ft
All other modifications 29.5 lbf⋅ft
expand_moreTorque arm
expand_moreAudi gasoline straight-4 2.0 L ADW 106 HP
M10 29.5 lbf⋅ft
M8 14.75 lbf⋅ft
Audi diesel straight-5 2.5 L AAT 113 HP 29.5 lbf⋅ft
Audi diesel straight-5 2.5 L AAT 114 HP 29.5 lbf⋅ft
expand_moreAudi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m
M10 29.5 lbf⋅ft
M8 14.75 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ACE 138 HP
expand_moreAt the crossmember
With air-conditioning 29.5 lbf⋅ft
Without air-conditioning system 22.13 lbf⋅ft
expand_moreOn the engine block
With air-conditioning 16.96 lbf⋅ft
Without air-conditioning system 22.13 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 29.5 lbf⋅ft
expand_moreAudi diesel straight-4 1.9 L 1Z 89 HP
M10 29.5 lbf⋅ft
M8 14.75 lbf⋅ft
expand_moreAll other modifications
At the crossmember 29.5 lbf⋅ft
Replace screws.
On the engine block 30.98 lbf⋅ft
Replace screws.
expand_moreExhaust system
expand_moreCatalytic converter
Front 22.13 lbf⋅ft
Exhaust manifold 18.44 lbf⋅ft
Replace screws and nuts.
expand_moreExhaust pipe
Audi diesel straight-4 1.9 L 1Z 89 HP 18.44 lbf⋅ft
Replace nuts.
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 18.44 lbf⋅ft
Replace nuts.
All other modifications 22.13 lbf⋅ft
Replace nuts.
Exhaust pipe bracket 18.44 lbf⋅ft
expand_moreFuel supply
expand_moreFuel filter bracket
Audi diesel straight-5 2.5 L AAT 114 HP 14.75 lbf⋅ft
Audi gasoline straight-4 2.0 L ACE 138 HP 7.38 lbf⋅ft
Audi diesel straight-5 2.5 L AEL 138 HP at 4000 RPM, 290 N⋅m at 1900 RPM 14.75 lbf⋅ft
Audi diesel straight-4 1.9 L 1Z 89 HP 7.38 lbf⋅ft
Audi diesel straight-4 1.9 L AHU 89 HP at 4150 RPM, 235 N⋅m at 1900 RPM 7.38 lbf⋅ft
All other modifications 3.69 lbf⋅ft
expand_moreFuel lines
Audi gasoline straight-4 2.0 L ABK 114 HP 16.96 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 16.96 lbf⋅ft
expand_moreAudi gasoline straight-4 2.0 L ACE 138 HP
Fuel lines 16.96 lbf⋅ft
Pressure controller 14.75 lbf⋅ft
Audi gasoline V6 2.8 L ACK 190 HP at 3200 RPM, 280 N⋅m at 3200 RPM 16.96 lbf⋅ft
Audi gasoline straight-4 2.0 L AAE 99 HP 16.96 lbf⋅ft
All other modifications 18.44 lbf⋅ft
Banjo bolts.
expand_moreIgnition system
Spark plugs 22.13 lbf⋅ft
expand_moreStart system
expand_moreStarter
Audi gasoline straight-4 2.0 L ABK 114 HP 47.94 lbf⋅ft
Audi gasoline straight-4 1.8 L ADR 123 HP, 173 N⋅m 47.94 lbf⋅ft
Audi gasoline straight-4 2.0 L AAE 99 HP 47.94 lbf⋅ft
expand_moreAll other modifications
M10 33.19 lbf⋅ft
M12 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 1996 Audi A6 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.

Table of Contents

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 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 1996 Audi A6 you're not only saving money, but also also improving your technical skills and learning something new.

Audi A6 C4 model years

Units:
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