2001 Vauxhall Astra Hatchback engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system

expand_moreIntake manifold


1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
1.4 16V with gasoline straight-4 1.4 L 89 HP at 6000 RPM, 125 N⋅m at 4000 RPM engine (1998.2–2005.5)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
1.4 16V with gasoline straight-4 1.4 L 89 HP engine (1998.2–2005.5)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
1.8 16V with gasoline straight-4 1.8 L 123 HP engine (2000.9–2005.5)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screws or nuts
2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.

expand_moreIntake manifold support


On intake manifold	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Support on cylinder head	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt deflection pulley

expand_moreAuxiliary drive belt tensioner


1.6 with gasoline straight-4 1.6 L 83 HP engine (2000.9–2005.5)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


With air-conditioning	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)


With air-conditioning	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


All other modifications	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreAir-conditioning compressor


All Vauxhall diesel straight-4 1.7 L Y 17 DT engines	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreAir-conditioning compressor bracket

expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)


M10 nuts	33.93 lbf⋅ft33.93 lbf⋅ft46 N⋅m
M10 screws	35.4 lbf⋅ft35.4 lbf⋅ft48 N⋅m
M14 screws	50.15 lbf⋅ft50.15 lbf⋅ft68 N⋅m


Air-conditioning compressor pressure line	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCarburetion

expand_moreExhaust recirculation pipe


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
Replace sealing rings.

expand_moreHigh-pressure pump pulley

expand_moreInjection hoses


All Vauxhall diesel straight-4 1.7 L Y 17 DT engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreInjection nozzle (injector)


All Vauxhall diesel straight-4 1.7 L Y 17 DT engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
All Vauxhall gasoline straight-4 1.2 L Z 12 XE engines	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Distributor pipe

expand_moreAll other modifications


First stage	hand-screwed
Second stage	360°360°360°

expand_moreInjection pump pulley


All Vauxhall diesel straight-4 1.7 L Y 17 DT engines	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreCharging

expand_moreTurbo charger

expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)


On exhaust manifold	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace sealing rings.

expand_moreTurbocharger bracket


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m

expand_moreTurbocharger oil feed line

expand_moreAll Vauxhall diesel straight-4 1.7 L Y 17 DT engines


At the turbocharger	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m
On the engine block	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll Vauxhall gasoline straight-4 2.0 L Z 20 LET engines

expand_moreAt the turbocharger


Support	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Otherwise	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace sealing rings.

expand_moreOn the engine block


Support	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Otherwise	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m


Union nuts	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreTurbocharger oil return line

expand_more2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)


At the turbocharger	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace sealing rings.
On the engine block	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.

expand_moreCooling system

expand_moreCoolant pump


All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCoolant pump pulley


All Vauxhall diesel straight-4 1.7 L Y 17 DT engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing

expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)


M10	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
M8	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM engine (1999.8–2005.5)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)


Guide bearing	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Otherwise	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m


All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCylinder head screws

expand_more1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)

Figure 1. Cylinder head, Cylinder head screws, 1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5).


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 1.
Second stage	60°60°60°
Third stage	60°60°60°
Fourth stage	60°60°60°

expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)


First stage	28.76 lbf⋅ft28.76 lbf⋅ft39 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	13°13°13°
Fourth stage	60°60°60°
Fifth stage	13°13°13°

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 1.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	15°15°15°

expand_more2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)

expand_moreScrews 1 – 10

Figure 2. Cylinder head, Cylinder head screws, 2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5), Screws 1 – 10.


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 2.
Second stage	65°65°65°
Third stage	65°65°65°
Fourth stage	65°65°65°
Fifth stage	65°65°65°
Sixth stage	15°15°15°

expand_moreScrews 11 – 14


Seventh stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Eighth stage	30°30°30°
Ninth stage	5°5°5°

expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)

expand_moreScrews 1 – 10


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 2.
Second stage	65°65°65°
Third stage	65°65°65°
Fourth stage	65°65°65°
Fifth stage	65°65°65°
Sixth stage	15°15°15°

expand_moreScrews 11 – 14


Seventh stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Eighth stage	30°30°30°
Ninth stage	5°5°5°

expand_more2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)

Figure 3. Cylinder head, Cylinder head screws, 2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5).


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 3.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	15°15°15°

expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)

expand_moreScrews 1 – 10

Figure 4. Cylinder head, Cylinder head screws, 2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5), Screws 1 – 10.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 4.
Second stage	75°75°75°
Third stage	75°75°75°
Fourth stage	15°15°15°

expand_moreScrews 11 – 14


Fifth stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Use screw-locking compound.

expand_moreAll other modifications

Figure 5. Cylinder head, Cylinder head screws, All other modifications.


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 5.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	45°45°45°

expand_moreValve cover


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreEngine block

expand_moreConnecting rod bearing

expand_more1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)

expand_moreM6


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_moreM6,5


First stage	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
Second stage	100°100°100°
Third stage	15°15°15°

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
Second stage	50°50°50°
Third stage	50°50°50°
Fourth stage	10°10°10°

expand_moreAll other modifications


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
Second stage	30°30°30°

expand_moreCrankcase ventilation


Crankcase ventilation pipe	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Use new seals.

expand_moreCrankshaft central screws

expand_more1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws.
Second stage	45°45°45°

expand_more1.4 16V with gasoline straight-4 1.4 L 89 HP at 6000 RPM, 125 N⋅m at 4000 RPM engine (1998.2–2005.5)


First stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m
Use new screw.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more1.6 with gasoline straight-4 1.6 L 83 HP engine (2000.9–2005.5)


First stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	144.56 lbf⋅ft144.56 lbf⋅ft196 N⋅m

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


First stage	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m
Replace screws.
Second stage	40–50°40–50°40–50°

expand_more2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_more2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)


First stage	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m
Replace screws.
Second stage	40–50°40–50°40–50°

expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
Second stage	75°75°75°
Third stage	15°15°15°

expand_moreAll other modifications


First stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreCrankshaft pulley


All Vauxhall gasoline straight-4 1.2 L Z 12 XE engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreFlywheel

expand_more1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws and nuts.
Second stage	60°60°60°

expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)


First stage	21.39 lbf⋅ft21.39 lbf⋅ft29 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace screws. Use screw-locking compound.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace screws. Use screw-locking compound.
Second stage	30°30°30°
Third stage	15°15°15°

expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)


First stage	39.09 lbf⋅ft39.09 lbf⋅ft53 N⋅m
Clean the thread, use new screws and screw-locking compound.
Second stage	25°25°25°

expand_moreAll other modifications


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Use new screws.
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreMain bearing

expand_more1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)

expand_moreM6


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	60°60°60°

expand_moreM8


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
Second stage	60°60°60°


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	64.91 lbf⋅ft64.91 lbf⋅ft88 N⋅m
Tighten new bolts helically in outside to inside order.

expand_more2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)

expand_moreM10


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Tighten new screws in inside-to-outside order.
Second stage	70°70°70°
Third stage	15°15°15°


M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreAll other modifications


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreEngine control

expand_moreCamshaft drive belt deflection pulley


Vauxhall diesel straight-4 1.7 L Y 17 DT 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM	59 lbf⋅ft59 lbf⋅ft80 N⋅m

expand_moreAll other modifications


Inlet camshaft	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Outlet camshaft	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCamshaft timing gear

expand_more1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60°60°60°


1.6 with gasoline straight-4 1.6 L 83 HP engine (2000.9–2005.5)	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	47.2 lbf⋅ft47.2 lbf⋅ft64 N⋅m

expand_more2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	30°30°30°

expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	30°30°30°

expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)


First stage	62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreAll other modifications


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_moreChain tensioner


All Vauxhall gasoline straight-4 1.2 L Z 12 XE engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreAll Vauxhall gasoline straight-4 2.2 L Z 22 SE engines


Balance shaft timing chain	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Camshaft timing chain	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Clean the thread.

expand_moreAll other modifications


Cap	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreInlet camshaft wheel

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_moreOutlet camshaft wheel

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°


Toothed belt guard	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m

expand_moreToothed belt guard at the bottom


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
All other modifications	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m

expand_moreToothed belt guard at the top


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
All other modifications	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m

expand_moreToothed belt tensioning roller


All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreToothed belt tightener


Vauxhall diesel straight-4 1.7 L Y 17 DT 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m

expand_moreEngine lubrication

expand_moreOil drain plug

expand_more1.4 16V with gasoline straight-4 1.4 L 89 HP at 6000 RPM, 125 N⋅m at 4000 RPM engine (1998.2–2005.5)


Torx screws	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
With hexagon-head screws	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


1.6 16V with gasoline straight-4 1.6 L 99 HP at 5800 RPM, 135 N⋅m at 3400 RPM engine (1998.2–2005.5)	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
1.6 16V with gasoline straight-4 1.6 L 99 HP engine (1998.2–2005.5)	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_more1.6 with gasoline straight-4 1.6 L 83 HP engine (2000.9–2005.5)


Aluminium oil sump (Torx screws)	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Aluminium oil sump (hexagon-head screws)	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Sheet-steel sump	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	57.53 lbf⋅ft57.53 lbf⋅ft78 N⋅m

expand_more1.8 16V with gasoline straight-4 1.8 L 123 HP engine (2000.9–2005.5)


Torx screws	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
With hexagon-head screws	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


Torx screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
With hexagon-head screws	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.

expand_moreOil filter housing


1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)


X20DTH engine	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Y20DTH engine	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOil sump

expand_more1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)


At the gearbox	38.35 lbf⋅ft38.35 lbf⋅ft52 N⋅m
Otherwise	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_more1.4 16V with gasoline straight-4 1.4 L 89 HP at 6000 RPM, 125 N⋅m at 4000 RPM engine (1998.2–2005.5)


At the gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
On the engine block	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


1.6 16V with gasoline straight-4 1.6 L 99 HP at 5800 RPM, 135 N⋅m at 3400 RPM engine (1998.2–2005.5)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Clean the thread and use screw-locking compound.
1.6 16V with gasoline straight-4 1.6 L 99 HP engine (1998.2–2005.5)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Clean the thread and use screw-locking compound.

expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)


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

expand_more1.8 16V with gasoline straight-4 1.8 L 123 HP engine (2000.9–2005.5)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Clean the thread and use screw-locking compound.

expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Oil sump lower part	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Oil sump top part	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Clean the thread and use screw-locking compound.

expand_more2.0 DI with diesel straight-4 2.0 L 80 HP engine (1998.2–2005.5)

expand_moreAt the gearbox


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.5)

expand_moreX20DTH engine


Oil sump lower part	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Oil sump top part	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreY20DTH engine


On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAt the gearbox


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_more2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)


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

expand_moreOil sump lower part


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws and nuts.
Second stage	30°30°30°


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

expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreAll other modifications


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreEngine management

expand_moreCamshaft sensor


1.6 with gasoline straight-4 1.6 L 83 HP engine (2000.9–2005.5)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
1.8 16V with gasoline straight-4 1.8 L 123 HP engine (2000.9–2005.5)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All other modifications	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m


Crankshaft sensor	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreGlow plugs


All Vauxhall diesel straight-4 1.7 L Y 17 DT engines	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreKnock sensor


1.6 16V with gasoline straight-4 1.6 L 99 HP at 5800 RPM, 135 N⋅m at 3400 RPM engine (1998.2–2005.5)	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
1.6 16V with gasoline straight-4 1.6 L 99 HP engine (1998.2–2005.5)	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.2–2005.5)	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreLambda sensor


1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
1.6 with gasoline straight-4 1.6 L 83 HP engine (2000.9–2005.5)	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
1.8 16V with gasoline straight-4 1.8 L 123 HP engine (2000.9–2005.5)	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreEngine mounting

expand_moreEngine bracket


All Vauxhall diesel straight-4 1.7 L Y 17 DT engines	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreEngine mounting


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreAll other modifications


On chassis	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws.
On engine bracket	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace screws.

expand_moreExhaust system

expand_moreCatalytic converter


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreExhaust manifold


1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.5)	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws and nuts.

expand_more1.4 16V with gasoline straight-4 1.4 L 89 HP at 6000 RPM, 125 N⋅m at 4000 RPM engine (1998.2–2005.5)


X14XE engine	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.
Z14XE engine	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace screws and nuts.


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m
Replace screws and nuts.
1.8 16V with gasoline straight-4 1.8 L 123 HP engine (2000.9–2005.5)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace screws and nuts.

expand_more2.0 SRI Turbo with gasoline straight-4 2.0 L 189 HP engine (2001.11–2005.5)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Note correct order of tensioning.
Second stage	Wait 5 minutes.
Replace the nuts and use fitting paste
Third stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m


2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.

expand_moreExhaust manifold heat shields


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreExhaust pipe

expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)


At the turbocharger	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace sealing rings.

expand_moreExhaust pipe rear


1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.5)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreIgnition system

expand_moreSpark plugs


2.2 16V with gasoline straight-4 2.2 L 145 HP engine (2001.3–2005.5)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreStart system


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

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2001 Vauxhall Astra Hatchback 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 Vauxhall 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 Vauxhall Astra Hatchback 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 2001 Vauxhall Astra Hatchback you're not only saving money, but also also improving your technical skills and learning something new.

2001 Vauxhall Astra Hatchback Fourth generation (MK4) Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Vauxhall Astra Hatchback Fourth generation (MK4) model years

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