1990 Volkswagen Polo Hatchback engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system


Intake manifold	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCarburetion


Injection nozzle (injector)	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreCooling system


Coolant pump	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing

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_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°


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

expand_moreEngine block

expand_moreConnecting rod bearing


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

expand_moreCrankshaft central screws

expand_more1.0 CAT with gasoline straight-4 1.0 L 44 HP engine (1989.8–1994.9)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace the screws and lubricate lightly
Second stage	120°120°120°

expand_more1.3 CAT with gasoline straight-4 1.3 L 74 HP engine (1989.10–1991.3)


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_more1.3 D with diesel straight-4 1.3 L 44 HP engine (1986.8–1990.7)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws must be replaced.
Second stage	180°180°180°

expand_more1.4 D with diesel straight-4 1.4 L 47 HP engine (1990.10–1994.9)


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws must be replaced.
Second stage	180°180°180°

expand_moreAll other modifications


M12	59 lbf⋅ft59 lbf⋅ft80 N⋅m

expand_moreM14


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Second stage	120°120°120°


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

expand_moreFlywheel


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


Main bearing	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreVibration damper

expand_moreCentral screws

expand_moreM12 × 1,5 screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	59 lbf⋅ft59 lbf⋅ft80 N⋅m

expand_moreM14 × 1,5 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_moreEngine control

expand_moreCamshaft timing gear


All Volkswagen diesel straight-4 1.4 Liters 1W engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Volkswagen diesel straight-4 1.3 Liters MN engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All other modifications	59 lbf⋅ft59 lbf⋅ft80 N⋅m


Toothed belt guard	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Toothed belt guard at the bottom	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreEngine lubrication


Oil drain plug	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Oil filter housing	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOil sump


All Volkswagen diesel straight-4 1.4 Liters 1W engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Volkswagen diesel straight-4 1.3 Liters MN 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


Glow plugs	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Lambda sensor	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreExhaust system


Exhaust manifold	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreIgnition system


Spark plugs	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 1990 Volkswagen Polo 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 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 Polo 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 1990 Volkswagen Polo Hatchback you're not only saving money, but also also improving your technical skills and learning something new.

1990 Volkswagen Polo Hatchback generations

In 1990 Volkswagen offered 2 generations of the Polo Hatchback. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

Second generation

A02

Type 86C, Type 80

1990 Volkswagen Polo Hatchback Second generation facelift Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

1990 Volkswagen Polo Hatchback generations

Second generation

Volkswagen Polo Hatchback Second generation facelift model years

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