1993 Opel Corsa Sedan engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system

expand_moreIntake manifold


All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt tensioner


1.4 i with gasoline straight-4 1.4 L 59 HP engine (1989.10–1993.3)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Auxiliary drive belt tensioner	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAlternator

expand_more1.2 i with gasoline straight-4 1.2 L 44 HP at 5000 RPM, 88 N⋅m at 2400 RPM engine (1989.9–1993.3)


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreCarburetion


Injection nozzle (injector)	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreCooling system


Coolant pump	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing


All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m


Valve cover	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreEngine block

expand_moreConnecting rod bearing

expand_moreAll Opel gasoline straight-4 1.4 L 14 NV engines


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

expand_moreAll Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Second stage	45–60°45–60°45–60°

expand_moreAll Opel gasoline straight-4 1.2 L C 12 NZ engines


Screw with thread length 15 mm	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws and nuts.

expand_moreScrew with thread length 40 mm


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

expand_moreAll Opel gasoline straight-4 1.4 L C 14 NZ engines


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

expand_moreAll other modifications


First stage	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Second stage	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreCrankshaft central screws


All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines	121.7 lbf⋅ft121.7 lbf⋅ft165 N⋅m

expand_moreAll other modifications


Screw with thread length 23 mm	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreScrew with thread length 30 mm


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_moreFlywheel


All Opel gasoline straight-4 1.2 L 12 ST engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreAll Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Second stage	45–60°45–60°45–60°

expand_moreAll other modifications


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°


Flywheel cover	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m

expand_moreMain bearing

expand_moreAll Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Second stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m

expand_moreAll Opel gasoline straight-4 1.2 L C 12 NZ engines


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_moreAll Opel gasoline straight-4 1.4 L C 14 NZ engines


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Second stage	45–60°45–60°45–60°

expand_moreAll other modifications


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

expand_moreEngine control

expand_moreCamshaft timing gear

expand_moreAll Opel gasoline straight-4 1.4 L 14 NV engines


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°


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


Toothed belt guard	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Toothed belt tensioning roller	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreToothed belt tightener


1.2 i with gasoline straight-4 1.2 L 44 HP at 5000 RPM, 88 N⋅m at 2400 RPM engine (1989.9–1993.3)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreEngine lubrication

expand_moreOil drain plug


All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines	57.53 lbf⋅ft57.53 lbf⋅ft78 N⋅m

expand_moreAll Opel gasoline straight-4 1.2 L C 12 NZ engines


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


All Opel gasoline straight-4 1.4 L C 14 NZ engines	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
All other modifications	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


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

expand_moreOil sump


All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll Opel gasoline straight-4 1.2 L C 12 NZ engines

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	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Clean the thread and use screw-locking compound.

expand_moreAll Opel gasoline straight-4 1.4 L C 14 NZ engines

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	7.38–11.06 lbf⋅ft7.38–11.06 lbf⋅ft10–15 N⋅m


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

expand_moreEngine management


Glow plugs	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreKnock sensor


1.4 S with gasoline straight-4 1.4 L 71 HP engine (1989.9–1993.3)	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m


Lambda sensor	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreEngine mounting


Engine bracket	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreEngine mounting


At the bracket	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
On chassis	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreExhaust system

expand_moreExhaust manifold


All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.

expand_moreIgnition system

expand_moreSpark plugs


All Opel gasoline straight-4 1.4 L C 14 NZ engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	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 1993 Opel Corsa Sedan 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.

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 Corsa Sedan 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 1993 Opel Corsa Sedan you're not only saving money, but also also improving your technical skills and learning something new.

1993 Opel Corsa Sedan A second facelift Engine Fastener Tightening Specifications

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Conquer your fears and never give up!

Opel Corsa Sedan A second facelift model years

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