2003 Opel Vectra Hatchback engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system

expand_moreIntake manifold

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP


Lower section of intake manifold	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nuts.
Upper section of intake manifold	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m


Opel gasoline straight-4 1.8 L Z 18 XE 123 HP	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screws or nuts
Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Opel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM


Lower section of intake manifold	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace nuts.
Upper section of intake manifold	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m


All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt tensioner

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP


M10	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	31.72 lbf⋅ft31.72 lbf⋅ft43 N⋅m
Opel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


With air-conditioning	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Without air-conditioning system	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM


M10	30.98 lbf⋅ft30.98 lbf⋅ft42 N⋅m
M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m


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

expand_moreAir-conditioning compressor


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Air-conditioning compressor pressure line	24.34 lbf⋅ft24.34 lbf⋅ft33 N⋅m

expand_moreAlternator


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


Bottom	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m


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

expand_moreGenerator bracket


Opel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreHydraulic lines at the servo-steering pump


Opel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
Opel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
All other modifications	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreServo pump pulley

expand_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°


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

expand_moreServo steering pump


All Opel gasoline straight-4 1.6 L X 16 SZR engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Opel gasoline straight-4 2.2 L Z 22 SE engines	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Vacuum pump	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCarburetion

expand_moreFuel-distributing pipe


All Opel gasoline straight-4 1.6 L X 16 SZR engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All Opel gasoline straight-4 2.2 L Z 22 SE engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreInjection hoses


All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreInjection nozzle (injector)

expand_moreAll other modifications


First stage	hand-screwed
Replace screws.
Second stage	360°360°360°

expand_moreInjection pump


At the bracket	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
On the engine block	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreInjection pump pulley


All other modifications	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
Replace screws.

expand_moreCharging


Turbo charger	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreCooling system

expand_moreCoolant pump


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Opel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Opel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCoolant pump pulley


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM


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


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

expand_moreCylinder head

expand_moreCamshaft bearing


Opel diesel straight-4 2.2 L Y 22 DTR 123 HP	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM


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


Opel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Opel diesel straight-4 2.0 L Y 20 DTH 99 HP at 4300 RPM, 230 N⋅m at 1950 RPM	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCylinder head screws

expand_moreOpel gasoline straight-4 1.8 L Z 18 XE 123 HP

Figure 1. Cylinder head, Cylinder head screws, Opel gasoline straight-4 1.8 L Z 18 XE 123 HP.


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws See figure 1.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	45°45°45°

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP

expand_moreScrews 1-10

Figure 2. Cylinder head, Cylinder head screws, Opel diesel straight-4 2.2 L Y 22 DTR 123 HP, Screws 1-10.


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new 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, 12, 13, and 14


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

expand_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM

expand_moreScrews 1-10

Figure 3. Cylinder head, Cylinder head screws, Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM, Screws 1-10.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 3.
Second stage	90°90°90°
Third stage	60°60°60°
Fourth stage	15°15°15°

expand_moreScrews 11, 12, 13, and 14


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

expand_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM

Figure 4. Cylinder head, Cylinder head screws, Opel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM.


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws. See figure 4.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	15°15°15°

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws. See figure 4.
Second stage	60°60°60°
Third stage	60°60°60°
Fourth stage	60°60°60°

expand_moreOpel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM


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

Second stage	90°90°90°
Replace screws. See figure 4.
Third stage	90°90°90°
Fourth stage	90°90°90°

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM

expand_moreScrews 1-10

Figure 5. Cylinder head, Cylinder head screws, Opel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM, Screws 1-10.


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use new screws See figure 5.
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, 12, 13, and 14


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

expand_moreValve cover


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	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_moreBalance shaft gear wheel

expand_more2.2 i 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2000.9–2003.7)


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

expand_moreConnecting rod bearing

expand_moreOpel gasoline straight-4 1.8 L Z 18 XE 123 HP


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

expand_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws and nuts.
Second stage	50°50°50°
Third stage	50°50°50°
Fourth stage	25°25°25°

expand_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM


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

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


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

expand_moreAll other modifications


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

expand_moreCrankshaft central screws

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP


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

expand_moreOpel gasoline straight-4 1.8 L Z 18 XE 123 HP


First stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m
Use new screw.
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM


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

expand_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM


First stage	184.39 lbf⋅ft184.39 lbf⋅ft250 N⋅m
Use new screw.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


First stage	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Use new screw.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreOpel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM


First stage	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m
Use new screw.
Second stage	40–50°40–50°40–50°

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM


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


Crankshaft pulley	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreFlywheel

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP


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

expand_moreOpel gasoline straight-4 1.8 L Z 18 XE 123 HP


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws and nuts.
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM


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_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM


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_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


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

expand_moreOpel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM


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

expand_moreFlywheel cover


1.6 i with gasoline straight-4 1.6 L 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM engine (1995.10–2003.7)	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m

expand_moreMain bearing

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP


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

expand_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM

expand_moreM10


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	70°70°70°
Third stage	15°15°15°


M8	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM


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

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM


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

expand_moreAll other modifications


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

expand_moreEngine control

expand_moreBalance shaft timing chain guide rail


2.2 i 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2000.9–2003.7)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreBalance shaft timing chain tension rail


2.2 i 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2000.9–2003.7)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCamshaft drive belt deflection pulley


Opel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCamshaft timing chain guide rail


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCamshaft timing chain slip rail


2.2 i 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2000.9–2003.7)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Clean the thread, use new screws and screw-locking compound.

expand_moreCamshaft timing chain tensioner


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	55.32 lbf⋅ft55.32 lbf⋅ft75 N⋅m
Clean the thread.
All other modifications	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreCamshaft timing chain tensioning rail


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCamshaft timing gear

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP


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


Opel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace screws.
Opel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace screws.

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM


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

expand_moreAll other modifications


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


Control drive chain guide rail	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Control drive chain tensioner	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Control drive chain tensioning rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreDrive chain balance shaft tensioner


2.2 i 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2000.9–2003.7)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreInlet camshaft wheel

expand_more2.2 i 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2000.9–2003.7)


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

expand_moreOutlet camshaft wheel

expand_more2.2 i 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2000.9–2003.7)


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


Timing case cover	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreToothed belt guard


Opel gasoline straight-4 1.8 L Z 18 XE 123 HP	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Opel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Opel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Opel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
All other modifications	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m

expand_moreToothed belt tensioning roller


Opel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Toothed belt tightener	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreEngine lubrication

expand_moreOil drain plug

expand_moreOpel gasoline straight-4 1.8 L Z 18 XE 123 HP


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


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM


Torx screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
With hexagon-head screws	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


With air-conditioning	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Without air-conditioning system	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m


Opel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


Oil filter	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOil filter housing

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP


Metal cap	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m
Replace sealing rings.
On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Plastic cap	18.44–22.13 lbf⋅ft18.44–22.13 lbf⋅ft25–30 N⋅m
Replace sealing rings.

expand_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM


Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


Opel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM


Metal cap	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m
Replace sealing rings.
On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Plastic cap	18.44–22.13 lbf⋅ft18.44–22.13 lbf⋅ft25–30 N⋅m
Replace sealing rings.


All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOil lines


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

expand_moreOil pump


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreOil sump

expand_moreOpel diesel straight-4 2.2 L Y 22 DTR 123 HP

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_moreOpel gasoline straight-4 1.8 L Z 18 XE 123 HP


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_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM


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_moreOpel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM

expand_moreOil sump top part

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_moreOn the engine block


Oil sump top part	11.06 lbf⋅ft11.06 lbf⋅ft15 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°

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM

expand_moreAt the gearbox


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


Otherwise	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Clean the thread and use screw-locking compound.

expand_moreOpel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM

expand_moreAt the gearbox


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


Otherwise	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Clean the thread and use screw-locking compound.

expand_moreOpel diesel straight-4 2.0 L X 20 DTH 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM

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_moreEngine management

expand_moreCamshaft sensor


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

expand_moreCrankshaft sensor


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreGlow plugs


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

expand_moreKnock sensor


Opel gasoline straight-4 1.8 L Z 18 XE 123 HP	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
Opel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Opel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Opel gasoline straight-4 1.6 L 16 LZ2 74 HP at 5400 RPM, 120 N⋅m at 2800 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreLambda sensor


Opel gasoline straight-4 1.8 L Z 18 XE 123 HP	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use heat-resistant grease.

expand_moreEngine mounting

expand_moreEngine bracket


Right	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreEngine mounting

expand_moreAll Opel gasoline straight-4 1.6 L X 16 SZR engines


At the bracket	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreAt the axle support


Front	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreExhaust system

expand_moreExhaust manifold


Opel gasoline straight-4 1.8 L Z 18 XE 123 HP	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace screws and nuts.

expand_moreOpel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM


First stage	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace nuts.
Second stage	wait for 30 s
Third stage	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m


Opel gasoline V6 2.6 L Y 26 SE 168 HP at 5800 RPM, 250 N⋅m at 3600 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws and nuts.
All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.

expand_moreExhaust pipe


All Opel gasoline straight-4 1.6 L 16 LZ2 engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Opel gasoline straight-4 1.6 L X 16 SZR engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Opel gasoline straight-4 2.2 L Z 22 SE engines	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m

expand_moreFuel supply


Fuel filter bracket	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Fuel lines	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreIgnition system

expand_moreSpark plugs


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreStart system

expand_moreStarter


Opel gasoline straight-4 2.2 L Z 22 SE 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreOpel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM


Nuts	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


All other modifications	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2003 Opel Vectra 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 Opel 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 Opel Vectra 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 2003 Opel Vectra Hatchback you're not only saving money, but also also improving your technical skills and learning something new.

2003 Opel Vectra Hatchback B2 Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Opel Vectra Hatchback B2 model years

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