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Condition Value
expand_moreAir intake system
Intake manifold 16.23 lbf⋅ft
expand_moreAuxiliary assemblies
expand_moreAuxiliary drive belt tensioner
All Opel diesel straight-4 1.7 L 17 DR engines 18.44 lbf⋅ft
All Opel gasoline straight-4 1.4 L C 14 NZ engines 14.75 lbf⋅ft
All Opel gasoline straight-4 1.6 L X 16 SZ engines 14.75 lbf⋅ft
Auxiliary drive belt tensioner 14.75 lbf⋅ft
expand_moreAir-conditioning compressor
M10 25.81 lbf⋅ft
M8 18.44 lbf⋅ft
Air-conditioning compressor bracket 25.81 lbf⋅ft
Air-conditioning compressor pressure line 29.5 lbf⋅ft
expand_moreAlternator
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
M10 screws 25.81 lbf⋅ft
M8 screws 18.44 lbf⋅ft
M10 screws 25.81 lbf⋅ft
M8 screws 18.44 lbf⋅ft
expand_moreAll other modifications
M10 29.5 lbf⋅ft
M8 22.13 lbf⋅ft
Generator bracket 29.5 lbf⋅ft
expand_morePower steering pump bracket
All Opel diesel straight-4 1.7 L 17 DR engines 25.81 lbf⋅ft
All Opel diesel straight-4 1.7 L X 17 DTL engines 25.81 lbf⋅ft
All other modifications 18.44 lbf⋅ft
Hydraulic lines at the servo-steering pump 20.65 lbf⋅ft
Servo pump pulley 18.44 lbf⋅ft
expand_moreServo steering pump
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
Nuts 29.5 lbf⋅ft
Screws 18.44 lbf⋅ft
Tensioning screws 18.44 lbf⋅ft
Nuts 29.5 lbf⋅ft
Screws 18.44 lbf⋅ft
Tensioning screws 18.44 lbf⋅ft
expand_moreAll other modifications
On the engine block 22.13 lbf⋅ft
expand_moreCarburetion
Fuel-distributing pipe 5.9 lbf⋅ft
Injection hoses 18.44 lbf⋅ft
Injection nozzle (injector) 51.63 lbf⋅ft
expand_moreInjection pump
At the bracket 18.44 lbf⋅ft
M6 8.85 lbf⋅ft
Injection pump pulley 18.44 lbf⋅ft
expand_moreCharging
Turbo charger 22.13 lbf⋅ft
expand_moreCooling system
expand_moreCoolant pump
M6 5.9 lbf⋅ft
M6 5.9 lbf⋅ft
M8 14.75 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreCylinder head
Camshaft bearing 5.9 lbf⋅ft
expand_moreCylinder head screws
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
Figure 1. Cylinder head, Cylinder head screws, Opel diesel straight-4 1.7 L 17 DR.
Figure 1. Cylinder head, Cylinder head screws, Opel diesel straight-4 1.7 L 17 DR.
First stage 29.5 lbf⋅ft
Use new screws See figure 1.
Second stage 6075°
Third stage 6075°
First stage 18.44 lbf⋅ft
Replace screws. See figure 1.
Second stage 60°
Third stage 60°
Fourth stage 60°
First stage 18.44 lbf⋅ft
Use new screws. See figure 1.
Second stage 90°
Third stage 90°
Fourth stage 45°
expand_moreAll other modifications
First stage 18.44 lbf⋅ft
Use new screws. See figure 1.
Second stage 60°
Third stage 60°
Fourth stage 60°
Valve cover 5.9 lbf⋅ft
expand_moreEngine block
expand_moreConnecting rod bearing
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
First stage 18.44 lbf⋅ft
Replace screws and nuts.
Second stage 100°
Third stage 15°
First stage 18.44 lbf⋅ft
Replace screws and nuts.
Second stage 30°
First stage 25.81 lbf⋅ft
Second stage 45°
Third stage 15°
expand_moreAll other modifications
First stage 18.44 lbf⋅ft
Second stage 30°
expand_moreCrankshaft central screws
expand_moreM12
First stage 66.38 lbf⋅ft
Second stage 30°
Third stage 15°
Otherwise 40.57 lbf⋅ft
expand_moreM10
With fan belt 40.57 lbf⋅ft
expand_moreWith ribbed V-belt
First stage 40.57 lbf⋅ft
Use new screw.
Second stage 45°
Third stage 15°
expand_moreM12
expand_moreWith ribbed V-belt
First stage 70.07 lbf⋅ft
Use new screw.
Second stage 30°
Third stage 15°
expand_moreAll other modifications
First stage 95.88 lbf⋅ft
Use new screw.
Second stage 4050°
Crankshaft pulley 14.75 lbf⋅ft
expand_moreFlywheel
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
First stage 47.94 lbf⋅ft
Replace screws and nuts.
Second stage 30°
Third stage 15°
First stage 47.94 lbf⋅ft
Replace screws and nuts.
Second stage 30°
Third stage 15°
expand_moreAll other modifications
First stage 25.81 lbf⋅ft
Second stage 30°
Third stage 15°
expand_moreMain bearing
All Opel diesel straight-4 1.7 L 17 DR engines 64.91 lbf⋅ft
Replace screws and nuts.
expand_moreAll other modifications
First stage 36.88 lbf⋅ft
Replace screws and nuts.
Second stage 45°
Third stage 15°
expand_moreEngine control
Camshaft drive belt deflection pulley 29.5 lbf⋅ft
expand_moreCamshaft timing gear
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
First stage 55.32 lbf⋅ft
Replace screws.
Second stage 60°
Third stage 5°
First stage 51.63 lbf⋅ft
Use new screw.
Second stage 60°
Third stage 5°
All other modifications 33.19 lbf⋅ft
Toothed belt guard 2.95 lbf⋅ft
Toothed belt guard at the bottom 2.95 lbf⋅ft
Toothed belt guard at the top 2.95 lbf⋅ft
expand_moreToothed belt tensioning roller
All Opel diesel straight-4 1.7 L 17 DR engines 18.44 lbf⋅ft
All Opel diesel straight-4 1.7 L X 17 DTL engines 18.44 lbf⋅ft
All other modifications 14.75 lbf⋅ft
expand_moreToothed belt tightener
1.7 TD with diesel straight-4 1.7 L 67 HP at 4500 RPM, 132 N⋅m at 2400 RPM engine (1994.8–1999.1) 18.44 lbf⋅ft
expand_moreEngine lubrication
Oil cooler lines 22.13 lbf⋅ft
expand_moreOil drain plug
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
Torx screws 7.38 lbf⋅ft
With hexagon-head screws 33.19 lbf⋅ft
One-part sump 33.19 lbf⋅ft
Two-part oil sump 7.38 lbf⋅ft
All other modifications 40.57 lbf⋅ft
Oil filter 11.06 lbf⋅ft
Oil filter housing 11.06 lbf⋅ft
expand_moreOil lines
expand_moreOil feed lines
On the engine block 14.75 lbf⋅ft
expand_moreReturn line
On engine sump 33.19 lbf⋅ft
Replace sealing rings.
Oil pump 5.9 lbf⋅ft
expand_moreOil sump
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
expand_moreAt the gearbox
Oil sump top part 29.5 lbf⋅ft
expand_moreOil sump lower part
First stage 5.9 lbf⋅ft
Second stage 30°
expand_moreOn the engine block
Oil sump top part 14.75 lbf⋅ft
One-part sump 5.9 lbf⋅ft
expand_moreAt the gearbox
Oil sump top part 29.5 lbf⋅ft
expand_moreOil sump lower part
First stage 5.9 lbf⋅ft
Second stage 30°
expand_moreOn the engine block
Oil sump top part 14.75 lbf⋅ft
One-part sump 5.9 lbf⋅ft
expand_moreAll other modifications
expand_moreAt the gearbox
M10 29.5 lbf⋅ft
M8 14.75 lbf⋅ft
On the engine block 5.9 lbf⋅ft
expand_moreEngine management
Crankshaft sensor 5.9 lbf⋅ft
Glow plugs 14.75 lbf⋅ft
expand_moreKnock sensor
1.6 i with gasoline straight-4 1.6 L 70 HP, 128 N⋅m engine (1993.2–1996.7) 9.59 lbf⋅ft
Lambda sensor 22.13 lbf⋅ft
expand_moreEngine mounting
Engine bracket 44.25 lbf⋅ft
Use new locking washers.
expand_moreEngine mounting
expand_moreAll Opel diesel straight-4 1.7 L 17 DR engines
expand_moreOn chassis
Front 47.94 lbf⋅ft
Use screw-locking compound.
expand_moreOn chassis
Front 47.94 lbf⋅ft
Use screw-locking compound.
expand_moreAll other modifications
At the bracket 25.81 lbf⋅ft
Use screw-locking compound.
On chassis 47.94 lbf⋅ft
Use screw-locking compound.
expand_moreExhaust system
Exhaust manifold 16.23 lbf⋅ft
Replace screws and nuts.
Exhaust pipe 18.44 lbf⋅ft
expand_moreFuel supply
Fuel lines 11.06 lbf⋅ft
expand_moreIgnition system
Spark plugs 18.44 lbf⋅ft
expand_moreStart system
expand_moreStarter
M10 33.19 lbf⋅ft
M12 44.25 lbf⋅ft
M8 18.44 lbf⋅ft

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1994 Opel Astra Van 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.

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 Astra Van service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 1994 Opel Astra Van you're not only saving money, but also also improving your technical skills and learning something new.

1994 Opel Astra Van generations

In 1994 Opel offered 2 generations of the Astra Van. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

Opel Astra Van F model years

Units:
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