1993 Volkswagen Vento engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system

expand_moreIntake manifold


All Volkswagen gasoline straight-4 1.8 Liters AAM engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen gasoline straight-4 1.8 Liters ABS engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters ABU engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen gasoline straight-4 1.8 Liters ADZ engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters AEA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters AEE engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt tensioner


All Volkswagen gasoline vr-6 2.8 Liters AAA engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters ABU engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters AEA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters AEE engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAuxiliary drive belt tensioner


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

expand_moreAir-conditioning compressor

expand_moreAll Volkswagen gasoline straight-4 1.6 Liters ABU engines


M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
M10	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


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


Air-conditioning compressor bracket	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Air-conditioning compressor pressure line	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Alternator	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Generator bracket	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Power steering pump bracket	33.19 lbf⋅ft33.19 lbf⋅ft45 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_moreCarburetion

expand_moreInjection nozzle (injector)


All Volkswagen diesel straight-4 1.9 Liters 1Y engines	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
All Volkswagen diesel straight-4 1.9 Liters AAZ engines	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreInjection pump pulley

expand_moreOne-part injection pump pulley


All Volkswagen diesel straight-4 1.9 Liters 1Y engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Volkswagen diesel straight-4 1.9 Liters AAZ engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All other engines	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m


Two-part injection pump pulley	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCooling system

expand_moreCoolant pump


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Coolant pump pulley	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Radiator mounting	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters ABD engines

expand_moreNuts


First stage	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Second stage	90°90°90°


Screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll Volkswagen gasoline straight-4 1.6 Liters ABU engines

expand_moreNuts


First stage	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
First tighten bearing covers 2 and 4 alternately and in steps
Second stage	90°90°90°


Screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


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

expand_moreCylinder head screws

Figure 1. Cylinder head, Cylinder head screws.


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Screws must be replaced. See figure 1.
Second stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°

expand_moreCylinder head screws shank length (new)


All Volkswagen gasoline straight-4 1.6 Liters ABU engines	4.33 in4.33 in110 mm
All Volkswagen gasoline straight-4 1.6 Liters AEA engines	4.33 in4.33 in110 mm
All Volkswagen gasoline straight-4 1.6 Liters AEE engines	4.33 in4.33 in110 mm
All Volkswagen gasoline straight-4 1.4 Liters ABD engines	3.78 in3.78 in96 mm
All Volkswagen gasoline straight-4 1.4 Liters AEX engines	4.33 in4.33 in110 mm


Valve cover	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Screws and nuts must be replaced.

expand_moreEngine block

expand_moreConnecting rod bearing

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters ABD engines

expand_moreM7


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreM8


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreAll other modifications


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

expand_moreCrankshaft central screws

expand_moreAll Volkswagen gasoline vr-6 2.8 Liters AAA engines


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters ABD engines


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws must be replaced.
Second stage	120°120°120°

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters AEX engines

expand_moreHexagon head screws


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws must be replaced.
Second stage	120°120°120°

expand_moreTorx-head screws


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreAll Volkswagen gasoline straight-4 1.6 Liters ABU engines

expand_moreBi-hexagon head screws


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws must be replaced. Lightly oil the screws.
Second stage	90°90°90°

expand_moreHexagon head screws


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws must be replaced. Lightly oil the screws.
Second stage	120°120°120°

expand_moreAll other modifications


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreCrankshaft pulley


All Volkswagen gasoline straight-4 2.0 Liters 2E engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters ADY engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters AGG engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters AKR engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreDrive plate


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreFlywheel

expand_moreAll Volkswagen diesel straight-4 1.9 Liters 1Z engines


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreAll Volkswagen gasoline vr-6 2.8 Liters AAA engines


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreAll Volkswagen gasoline straight-4 2.0 Liters AAC engines


On pressure plate (M7)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Gradually tighten screws crosswise.

expand_moreOn crankshaft (M10)


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters ABD engines


On pressure plate (M7)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Gradually tighten screws crosswise.

expand_moreOn crankshaft (M10)


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreAll Volkswagen gasoline straight-4 1.6 Liters ABU engines


On pressure plate (M7)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Gradually tighten screws crosswise.

expand_moreOn crankshaft (M10)


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Screws must be replaced.
Second stage	90°90°90°


All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Gradually tighten screws crosswise.


Flywheel cover	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreMain bearing

expand_moreAll Volkswagen gasoline vr-6 2.8 Liters AAA engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Screws must be replaced.
Second stage	180°180°180°


All Volkswagen gasoline straight-4 1.4 Liters ABD engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters ABU engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters AEA engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters AEE engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
All Volkswagen gasoline straight-4 1.4 Liters AEX engines	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreAll other modifications


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Screws must be replaced.
Second stage	90°90°90°

expand_moreVibration damper


All Volkswagen diesel straight-4 1.9 Liters 1Y engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen diesel straight-4 1.9 Liters 1Z engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen diesel straight-4 1.9 Liters AAZ engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen diesel straight-4 1.9 Liters AHU engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen diesel straight-4 1.9 Liters ALE engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreEngine control


Camshaft drive belt deflection pulley	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCamshaft timing gear


All Volkswagen diesel straight-4 1.9 Liters 1Y engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Volkswagen diesel straight-4 1.9 Liters 1Z engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Volkswagen gasoline vr-6 2.8 Liters AAA engines	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
All Volkswagen diesel straight-4 1.9 Liters AAZ engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters AEX engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Screws must be replaced.
Second stage	90°90°90°


All Volkswagen diesel straight-4 1.9 Liters AHU engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Volkswagen diesel straight-4 1.9 Liters ALE engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All other modifications	59 lbf⋅ft59 lbf⋅ft80 N⋅m

expand_moreChain tensioner


2.8 VR6 with gasoline vr-6 2.8 L 172 HP engine (1992.1–1998.9)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreToothed belt guard


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreToothed belt tensioning roller


With semi-automatic tensioning roller	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Otherwise	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreEngine lubrication

expand_moreOil drain plug


All Volkswagen gasoline straight-4 2.0 Liters ADY engines	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters AKR engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters ABD engines


Aluminium oil sump	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Sheet-steel sump	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreAll Volkswagen gasoline straight-4 1.6 Liters ABU engines


Aluminium oil sump	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Sheet-steel sump	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m


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

expand_moreOil filter housing


All Volkswagen gasoline vr-6 2.8 Liters AAA engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOil sump


All Volkswagen diesel straight-4 1.9 Liters 1Z engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters ADY engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters AKR engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen diesel straight-4 1.9 Liters AHU engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen diesel straight-4 1.9 Liters ALE engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreEngine management

expand_moreGlow plugs


All Volkswagen diesel straight-4 1.9 Liters 1Y engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Volkswagen diesel straight-4 1.9 Liters AAZ engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m


Knock sensor	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreLambda sensor


All Volkswagen gasoline straight-4 1.6 Liters ABU engines	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters AEA engines	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
All Volkswagen gasoline straight-4 1.6 Liters AEE engines	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
All other modifications	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreEngine mounting

expand_moreEngine bracket

expand_moreOn engine mounting


Front	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Rear	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreOn the engine block


Front	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Rear	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreEngine mounting


At the subframe on the rear side	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
At the crossmember on the front side	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreExhaust system

expand_moreExhaust manifold

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters ABD engines


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

expand_moreAll Volkswagen gasoline straight-4 1.6 Liters ABU engines


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


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

expand_moreExhaust pipe


M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Nuts must be replaced.
M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Nuts must be replaced.

expand_moreExhaust pipe bracket


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

expand_moreIgnition system

expand_moreSpark plugs


All Volkswagen gasoline straight-4 2.0 Liters 2E engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters ADY engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters AGG engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All Volkswagen gasoline straight-4 2.0 Liters AKR engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreStart system

expand_moreStarter

expand_moreAll Volkswagen gasoline straight-4 1.6 Liters ABU engines


M10	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
M12 × 30 screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Otherwise	59 lbf⋅ft59 lbf⋅ft80 N⋅m

expand_moreAll other modifications


M8 × 70 screws	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Otherwise	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 1993 Volkswagen Vento 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 Volkswagen 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 Volkswagen Vento 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 Volkswagen Vento you're not only saving money, but also also improving your technical skills and learning something new.

1993 Volkswagen Vento First generation Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Volkswagen Vento First generation model years

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