2000 Audi A6 Avant Quattro engine fastener tightening specifications

expand_moreAir intake system


Intake manifold	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Tighten the screws cross-wise from inside to outside.

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt deflection pulley

expand_moreAll Audi gasoline V8 4.2 L ARS engines


Bottom	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreM6


Top	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreTop


Central screws	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Use screw-locking compound.


All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAuxiliary drive belt tensioner

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


AWT engine	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Otherwise	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


All Audi diesel V6 2.5 L AFB engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L AKE engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L AKN engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi gasoline V8 3.7 L AQG engines	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
All Audi gasoline V8 4.2 L ARS engines	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
All Audi gasoline V8 4.2 L AWN engines	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
All Audi diesel V6 2.5 L BAU engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L BDH engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All other modifications	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m


Auxiliary drive belt tensioner	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAir-conditioning compressor


All Audi diesel V6 2.5 L AFB engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L AKE engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L AKN engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi gasoline V8 4.2 L ARS engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi gasoline V8 4.2 L AWN engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L BAU engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L BDH engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAir-conditioning compressor bracket


All Audi gasoline V8 4.2 L ARS engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All Audi gasoline V8 4.2 L AWN engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Air-conditioning compressor pressure line	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAlternator

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll Audi gasoline V8 4.2 L ARS engines


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll other modifications


M10	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
M8	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


Power steering pump bracket	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Servo pump pulley	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Servo steering pump	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreTensioning device for air-conditioning compressor auxiliary drive belt


All Audi diesel V6 2.5 L AFB engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi gasoline straight-4 1.8 L AJL engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel V6 2.5 L AKE engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L AKN engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L BAU engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Audi diesel V6 2.5 L BDH engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAll other modifications


AWT engine	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Otherwise	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Vacuum pump	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCarburetion


Injection hoses	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreInjection nozzle (injector)

expand_moreAt the cylinder head


Retaining clamp	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreInjection pump


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOn the engine block


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Injection pump pulley	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Do not loosen the middle nut.

expand_moreCharging


Charge air pipes	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreTurbo charger


All Audi diesel V6 2.5 L AFB engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nuts.
All Audi gasoline V6 2.7 L AJK engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
All Audi diesel V6 2.5 L AKE engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nuts.
All Audi diesel V6 2.5 L AKN engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nuts.
All Audi gasoline V6 2.7 L AZA engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
All Audi diesel V6 2.5 L BAU engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nuts.
All Audi diesel V6 2.5 L BDH engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nuts.

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 Audi gasoline straight-4 1.8 L AJL 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_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

expand_moreAEB, AJL, ANB, APU, and ARK engines


Banjo screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAWT engine


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 Audi diesel V6 2.5 L AFB engines


At the oil filter	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.

expand_moreAt the turbocharger


Banjo screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace sealing rings.

expand_moreAll Audi gasoline straight-4 1.8 L AJL engines


Union nuts	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll Audi diesel V6 2.5 L AKE engines


At the oil filter	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.

expand_moreAt the turbocharger


Banjo screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace sealing rings.

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

expand_moreAll Audi diesel V6 2.5 L AKE engines


At the turbocharger	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.


All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.

expand_moreCooling system

expand_moreCoolant pump

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


AWT engine	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Otherwise	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


All Audi gasoline straight-4 1.8 L AJL engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline V8 4.2 L ARS engines	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Property class 10.9
All Audi gasoline straight-8 4.2 L ASG engines	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Property class 10.9
All Audi gasoline V8 4.2 L AWN engines	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Property class 10.9
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

expand_moreViscous fan bracket


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreViscous fan clutch

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


Belt pulley	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Fan at bearing
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Fan clutch at belt pulley

expand_moreAll Audi diesel V6 2.5 L AFB engines


Screw 1	27.29 lbf⋅ft27.29 lbf⋅ft37 N⋅m
Torques applies only in combination with special tool.
Screw 2	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Without special tool


All Audi gasoline V6 2.7 L AJK engines	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreAll Audi diesel V6 2.5 L AKE engines


Screw 1	27.29 lbf⋅ft27.29 lbf⋅ft37 N⋅m
Torques applies only in combination with special tool.
Screw 2	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Without special tool


All Audi gasoline V8 4.2 L ARS engines	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
All Audi gasoline V8 4.2 L AWN engines	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
All Audi gasoline V6 2.7 L AZA engines	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
All other modifications	27.29 lbf⋅ft27.29 lbf⋅ft37 N⋅m
Torques applies only in combination with special tool.

expand_moreCylinder head

expand_moreCamshaft bearing

expand_moreAll Audi diesel V6 2.5 L AFB engines


Nuts	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll Audi diesel V6 2.5 L AKE engines


Nuts	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll Audi gasoline V8 4.2 L ARS engines


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Use new screws.
Second stage	90°90°90°


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

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines

Figure 1. Cylinder head, Cylinder head screws, Audi gasoline straight-4 1.8 L AEB.


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws. See figure 1.
Second stage	90°90°90°
Third stage	90°90°90°

expand_moreAWT engine

Figure 2. Cylinder head, Cylinder head screws, Audi gasoline straight-4 1.8 L AEB, AWT engine.


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Use new screws. See figure 2.
Second stage	90°90°90°
Third stage	90°90°90°

expand_moreAll Audi diesel V6 2.5 L AFB engines

Figure 3. Cylinder head, Cylinder head screws, Audi diesel V6 2.5 L AFB.


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Use new screws. See figure 3.
Second stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°

expand_moreAll Audi diesel V6 2.5 L AKE engines


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Use new screws. See figure 3.
Second stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°

expand_moreAll Audi gasoline V8 3.7 L AQG engines

Figure 4. Cylinder head, Cylinder head screws, Audi gasoline V8 3.7 L AQG.


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws. See figure 4.
Second stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°

expand_moreAll Audi gasoline V8 4.2 L ARS engines

Figure 5. Cylinder head, Cylinder head screws, Audi gasoline V8 4.2 L ARS.


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Use new screws. See figure 5.
Second stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°

expand_moreAll other modifications

Figure 6. Cylinder head, Cylinder head screws, All other modifications.


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws. See figure 6.
Second stage	90°90°90°
Third stage	90°90°90°

expand_moreCylinder head screws shank length (new)

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


AWT engine	4.53 in4.53 in115 mm
Otherwise	3.78 in3.78 in96 mm


All Audi diesel V6 2.5 L AFB engines	6.1 in6.1 in155 mm
All Audi gasoline straight-4 1.8 L AJL engines	3.78 in3.78 in96 mm
All Audi diesel V6 2.5 L AKE engines	6.1 in6.1 in155 mm
All Audi diesel V6 2.5 L AKN engines	6.1 in6.1 in155 mm
All Audi diesel V6 2.5 L BAU engines	6.1 in6.1 in155 mm
All Audi diesel V6 2.5 L BDH engines	6.1 in6.1 in155 mm
All other modifications	5.24 in5.24 in133 mm

expand_moreRocker bridge


3.7 quattro with gasoline V8 3.7 L 256 HP at 6000 RPM, 350 N⋅m at 3250 RPM engine (1999.3–2005.1)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m


Valve cover	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Alternately, first inside and then outside

expand_moreEngine block

expand_moreConnecting rod bearing

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


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

expand_moreAll Audi diesel V6 2.5 L AFB engines


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

expand_moreAll Audi gasoline straight-4 1.8 L AJL engines


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

expand_moreAll Audi diesel V6 2.5 L AKE engines


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

expand_moreAll Audi gasoline V8 3.7 L AQG engines


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

expand_moreAll Audi gasoline V8 4.2 L ARS engines


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

expand_moreAll other modifications

expand_moreCracked connecting rod (M8)


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

expand_moreCracked connecting rod (M8,5)


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Use new screws.
Second stage	90°90°90°

expand_moreSawed connecting rod


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 Audi gasoline straight-4 1.8 L AEB engines


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Use new screws.
Second stage	90°90°90°

expand_moreAll Audi gasoline V8 3.7 L AQG engines


First stage	147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreAll other modifications


First stage	147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Use new screws.
Second stage	90°90°90°
Third stage	90°90°90°

expand_moreCrankshaft pulley

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


Class 10.9	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreClass 8.8 screws


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°


All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreDrive plate

expand_more3.7 quattro with gasoline V8 3.7 L 256 HP at 6000 RPM, 350 N⋅m at 3250 RPM engine (1999.3–2005.1)


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

expand_moreEngine block closure screws


All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreFlywheel

expand_moreAll Audi gasoline V6 2.4 L AJG engines

expand_more22,5 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more35 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_more43 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreAll Audi gasoline V6 2.7 L AJK engines


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreDual-mass flywheel


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreAll Audi gasoline V6 2.4 L APC engines

expand_more22,5 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more35 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_more43 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreAll Audi gasoline V8 4.2 L ARS engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screw.
Second stage	90°90°90°

expand_moreAll other modifications

expand_more22,5 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more43 mm screws


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreMain bearing

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace screws and nuts.
Second stage	90°90°90°

expand_moreAll Audi diesel V6 2.5 L AFB engines

expand_moreScrews 1 – 8

Figure 7. Engine block, Main bearing, Audi diesel V6 2.5 L AFB, Screws 1 – 8.


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws. See figure 7.
Second stage	90°90°90°

expand_moreScrews 9 – 16


Third stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Fourth stage	90°90°90°

expand_moreLateral-fitting screw


Fifth stage	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreAll Audi gasoline V6 2.7 L AJK engines

expand_moreScrews 1 – 16


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screws. See figure 7.
Second stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Third stage	90°90°90°

expand_moreLateral-fitting screw


Fourth stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll Audi gasoline straight-4 1.8 L AJL engines


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Use new screws.
Second stage	90°90°90°

expand_moreAll Audi diesel V6 2.5 L AKE engines

expand_moreScrews 1 – 8


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws. See figure 7.
Second stage	90°90°90°

expand_moreScrews 9 – 16


Third stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Fourth stage	90°90°90°

expand_moreLateral-fitting screw


Fifth stage	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreAll Audi gasoline V8 4.2 L ARS engines

expand_moreNuts


First stage	Tighten by hand
Replace screws and nuts.
Second stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Tighten the screws cross-wise from inside to outside.
Third stage	90°90°90°

expand_moreLateral-fitting screw


Fourth stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Fifth stage	90°90°90°

expand_moreAll other modifications


First stage	Tighten by hand
Use new screws.
Second stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Third stage	90°90°90°

expand_moreLateral-fitting screw


Fourth stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreVibration damper

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


Class 10.9	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreClass 8.8 screws


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll Audi gasoline V6 2.7 L AJK engines

expand_moreOn crankshaft


First stage	147.51 lbf⋅ft147.51 lbf⋅ft200 N⋅m
Replace screws.
Second stage	180°180°180°


Otherwise	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll Audi gasoline straight-4 1.8 L AJL engines


Class 10.9	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreClass 8.8 screws


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°


All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreEngine control

expand_moreCamshaft adjuster

expand_moreAll Audi gasoline V8 4.2 L ARS engines


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace screws.
Second stage	90°90°90°


All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCamshaft drive belt deflection pulley


All Audi gasoline straight-4 1.8 L AEB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L AJL engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L ANB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L APU engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L ARK engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L AWT engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreCamshaft timing gear


All Audi gasoline straight-4 1.8 L AEB engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreAll Audi diesel V6 2.5 L AFB engines


Central screws	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Wheel	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


All Audi gasoline straight-4 1.8 L AJL engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreAll Audi diesel V6 2.5 L AKE engines


Central screws	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Wheel	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


All Audi gasoline straight-4 1.8 L ANB engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Audi gasoline straight-4 1.8 L APU engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Audi gasoline straight-4 1.8 L ARK engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Audi gasoline straight-4 1.8 L AWT engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All other modifications	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreDrive belt tensioner device


All Audi gasoline straight-4 1.8 L AEB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll Audi diesel V6 2.5 L AFB engines


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Otherwise	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m


All Audi gasoline straight-4 1.8 L AJL engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll Audi diesel V6 2.5 L AKE engines


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Otherwise	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m


All Audi gasoline straight-4 1.8 L ANB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L APU engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll Audi gasoline V8 3.7 L AQG engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	90°90°90°
Tensioning roller	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m


All Audi gasoline straight-4 1.8 L ARK engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline V8 4.2 L ARS engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline V8 4.2 L AWN engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline straight-4 1.8 L AWT engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
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

expand_moreOil pump drive chain tensioner


All Audi gasoline V8 4.2 L ARS engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi gasoline V8 4.2 L AWN engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll other modifications


AWT engine	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
do not dismantle


Toothed belt guard	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.

expand_moreToothed belt guard at the bottom

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


AWT engine	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


Toothed belt guard at the top	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use new screws.

expand_moreToothed belt guard center


AWT engine	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use screw-locking compound.

expand_moreToothed belt tensioning roller

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


AWT engine	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


All Audi diesel V6 2.5 L AFB engines	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m

expand_moreAll Audi gasoline straight-4 1.8 L AJL engines


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Nuts	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


All Audi diesel V6 2.5 L AKE engines	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
All Audi diesel V6 2.5 L AKN engines	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
All Audi gasoline V8 3.7 L AQG engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi gasoline V8 4.2 L ARS engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All Audi gasoline V8 4.2 L AWN engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All Audi diesel V6 2.5 L BAU engines	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
All Audi diesel V6 2.5 L BDH engines	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreToothed belt tightener


All Audi gasoline V8 3.7 L AQG engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreEngine lubrication

expand_moreOil cooler


All Audi gasoline straight-4 1.8 L AEB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L AFB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L AJL engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L AKE engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L AKN engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L ANB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L APU engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L ARK engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L AWT engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L BAU engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L BDH engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m


Oil cooler lines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreOil drain plug

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


AWT engine	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Otherwise	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m


All Audi diesel V6 2.5 L AFB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.8 L AJL engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
All Audi diesel V6 2.5 L AKE engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L AKN engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline V8 3.7 L AQG engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
All Audi gasoline V8 4.2 L ARS engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
All Audi gasoline V8 4.2 L AWN engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
All Audi diesel V6 2.5 L BAU engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L BDH engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreOil filter housing


All Audi gasoline V8 4.2 L ARS engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi gasoline V8 4.2 L AWN engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreAll other modifications


Cap	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Otherwise	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Tighten cross-wise.

expand_moreOil lines

expand_moreAll Audi diesel V6 2.5 L AFB engines


Banjo screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll Audi gasoline straight-4 1.8 L AJL engines


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Union nuts	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll Audi diesel V6 2.5 L AKE engines


Banjo screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll other modifications


Union nuts	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Otherwise	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOil pump chain wheel


All Audi gasoline V6 2.7 L AJK engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline V8 4.2 L ARS engines	25.08 lbf⋅ft25.08 lbf⋅ft34 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	25.08 lbf⋅ft25.08 lbf⋅ft34 N⋅m
All Audi gasoline V8 4.2 L AWN engines	25.08 lbf⋅ft25.08 lbf⋅ft34 N⋅m
All Audi gasoline V6 2.7 L AZA engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreOil sump

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


M10	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Gradually tighten screws crosswise.
M7	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Gradually tighten screws crosswise.

expand_moreAll Audi diesel V6 2.5 L AFB engines

expand_moreAt the sealing flange (M6)


Oil sump top part	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

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	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreOn the engine block (M7)


Oil sump top part	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m

expand_moreAll Audi gasoline V6 2.7 L AJK engines

expand_moreM6


Oil sump top part	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreM8


Oil sump top part	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Oil sump lower part	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Gradually tighten screws crosswise.

expand_moreAll Audi diesel V6 2.5 L AKE engines

expand_moreAt the sealing flange (M6)


Oil sump top part	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

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	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreOn the engine block (M7)


Oil sump top part	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m

expand_moreAll Audi gasoline V8 4.2 L ARS engines

expand_moreAt the gearbox


Oil sump top part	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreM7


Oil sump top part	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m

expand_moreM8


Oil sump top part	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


Oil sump lower part	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Gradually tighten screws crosswise.

expand_moreAll other modifications

expand_moreM6


Oil sump top part	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreM7


Oil sump top part	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m

expand_moreM8


Oil sump top part	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


Oil sump lower part	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Gradually tighten screws crosswise.

expand_moreEngine management

expand_moreCharge air pressure sensor


All Audi diesel V6 2.5 L AFB engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi diesel V6 2.5 L AKE engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi diesel V6 2.5 L AKN engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi diesel V6 2.5 L BAU engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi diesel V6 2.5 L BDH engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
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	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
Knock sensor	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreLambda sensor


All Audi gasoline V6 2.7 L AJK engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
All Audi gasoline V6 2.7 L AZA engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
All other modifications	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

expand_moreEngine mounting


All Audi diesel V6 2.5 L AFB engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel V6 2.5 L AKE engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel V6 2.5 L AKN engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel V6 2.5 L BAU engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel V6 2.5 L BDH engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreSubframe

expand_moreRear


First stage	81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Second stage	90°90°90°

expand_moreSubframe stiffening plate

expand_moreRibbed nuts

expand_moreRibbed screw head.


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace bolts.
Second stage	90°90°90°


Ribbed screw head.	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Replace bolts.
Otherwise	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace bolts.

expand_moreTorque arm


All Audi gasoline straight-4 1.8 L AEB engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Audi diesel V6 2.5 L AFB engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi gasoline V6 2.7 L AJK engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi gasoline straight-4 1.8 L AJL engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Audi diesel V6 2.5 L AKE engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi diesel V6 2.5 L AKN engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi gasoline straight-4 1.8 L ANB engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Audi gasoline straight-4 1.8 L APU engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Audi gasoline straight-4 1.8 L ARK engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Audi gasoline straight-4 1.8 L AWT engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Audi gasoline V6 2.7 L AZA engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi diesel V6 2.5 L BAU engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi diesel V6 2.5 L BDH engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreAll other modifications


At the crossmember	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
On the engine block	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreExhaust system

expand_moreCatalytic converter


All Audi diesel V6 2.5 L AFB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L AKE engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L AKN engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L BAU engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel V6 2.5 L BDH engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll other modifications


At the turbocharger	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace seals and nuts.

expand_moreExhaust manifold

expand_moreAll Audi gasoline straight-4 1.8 L AEB engines


AWT engine	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace nuts.
Otherwise	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.


All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace the nuts and use fitting paste


Exhaust pipe	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
Exhaust pipe bracket	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.
Primary catalytic converter	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace seals and nuts.

expand_moreFuel supply

expand_moreFuel filter bracket


All Audi diesel V6 2.5 L AFB engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi diesel V6 2.5 L AKE engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi diesel V6 2.5 L AKN engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi diesel V6 2.5 L BAU engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All Audi diesel V6 2.5 L BDH engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All other modifications	1.48 lbf⋅ft1.48 lbf⋅ft2 N⋅m

expand_moreFuel lines

expand_moreBanjo screws


M12	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
M14	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreIgnition system

expand_moreSpark plugs


All Audi gasoline V6 2.7 L AJK engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline V6 2.7 L AZA engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreStart system

expand_moreStarter


All Audi gasoline V8 4.2 L ARS engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Audi gasoline straight-8 4.2 L ASG engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Audi gasoline V8 4.2 L AWN engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreAll other modifications


M10	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
M12	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

2000 Audi A6 Avant Quattro C5 Engine Fastener Tightening Specifications

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Audi A6 Avant Quattro C5 model years

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