in your garage to make future searches easy.

Condition Value
expand_moreAir intake system
expand_moreIntake manifold
Volkswagen gasoline straight-4 2.0 Liters 9A 134 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 1.6 Liters EZ 71 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 1.6 Liters 1F 71 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 1.8 Liters AAM 74 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 1.8 Liters ADZ 89 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 1.8 Liters RP 89 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 1.8 Liters ABS 89 HP 14.75 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreAuxiliary assemblies
Auxiliary drive belt tensioner 18.44 lbf⋅ft
Alternator 18.44 lbf⋅ft
expand_moreCarburetion
Injection hoses 18.44 lbf⋅ft
expand_moreInjection nozzle (injector)
All other modifications 51.63 lbf⋅ft
Injection pump 18.44 lbf⋅ft
expand_moreInjection pump pulley
expand_moreOne-part injection pump pulley
All Volkswagen diesel straight-4 1.9 Liters AAZ engines 33.19 lbf⋅ft
Otherwise 40.57 lbf⋅ft
Two-part injection pump pulley 18.44 lbf⋅ft
expand_moreCooling system
Coolant pump pulley 18.44 lbf⋅ft
expand_moreCylinder head
expand_moreCamshaft bearing
All Volkswagen gasoline straight-4 2.0 Liters 9A engines 11.06 lbf⋅ft
All other modifications 14.75 lbf⋅ft
expand_moreCylinder head screws
Figure 1. Cylinder head, Cylinder head screws, Volkswagen diesel straight-4 1.6 Liters RA.
Figure 1. Cylinder head, Cylinder head screws, Volkswagen diesel straight-4 1.6 Liters RA.
First stage 29.5 lbf⋅ft
Screws must be replaced. See figure 1.
Second stage 44.25 lbf⋅ft
Third stage 90°
Fourth stage 90°
Fifth stage Warm-up run
Warm up engine via 50° C oil temperature.
Sixth stage 90°
Seventh stage 1000 km retighten the cylinder head
bolts after repair.
Eighth stage 90°
expand_moreAll other modifications
First stage 29.5 lbf⋅ft
Screws must be replaced. See figure 1.
Second stage 44.25 lbf⋅ft
Third stage 90°
Fourth stage 90°
Valve cover 7.38 lbf⋅ft
expand_moreEngine block
expand_moreConnecting rod bearing
First stage 22.13 lbf⋅ft
Second stage 180°
First stage 22.13 lbf⋅ft
Second stage 180°
expand_moreAll other modifications
First stage 22.13 lbf⋅ft
Screws must be replaced.
Second stage 90°
expand_moreCrankshaft central screws
With hexagon-head screws 132.76 lbf⋅ft
Apply grease on bolts.
expand_moreWith Torx-head screws
First stage 66.38 lbf⋅ft
Screws must be replaced.
Second stage 90°
With hexagon-head screws 132.76 lbf⋅ft
Screws must be replaced.
expand_moreWith Torx-head screws
First stage 66.38 lbf⋅ft
Screws must be replaced.
Second stage 90°
First stage 66.38 lbf⋅ft
Screws must be replaced.
Second stage 90°
Apply grease on bolts.
With hexagon-head screws 132.76 lbf⋅ft
Apply grease on bolts.
expand_moreWith Torx-head screws
First stage 66.38 lbf⋅ft
Screws must be replaced.
Second stage 90°
Apply grease on bolts.
With hexagon-head screws 132.76 lbf⋅ft
expand_moreWith Torx-head screws
First stage 66.38 lbf⋅ft
Screws must be replaced.
Second stage 180°
With hexagon-head screws 132.76 lbf⋅ft
Apply grease on bolts.
expand_moreWith Torx-head screws
First stage 66.38 lbf⋅ft
Screws must be replaced.
Second stage 90°
expand_moreAll other modifications
First stage 66.38 lbf⋅ft
Screws must be replaced.
Second stage 90°
expand_moreCrankshaft pulley
Volkswagen gasoline straight-4 1.8 Liters PB 110 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 2.0 Liters 9A 134 HP 14.75 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreFlywheel
Volkswagen diesel straight-4 1.6 Liters RA 79 HP 73.76 lbf⋅ft
Volkswagen diesel straight-4 1.6 Liters SB 79 HP 73.76 lbf⋅ft
expand_moreAll other modifications
First stage 44.25 lbf⋅ft
Screws must be replaced.
Second stage 90°
expand_moreMain bearing
expand_moreScrews with continuous thread
First stage 47.94 lbf⋅ft
Second stage 90°
Other screws 47.94 lbf⋅ft
expand_moreScrews with continuous thread
First stage 47.94 lbf⋅ft
Second stage 90°
Other screws 47.94 lbf⋅ft
Volkswagen gasoline straight-4 2.0 Liters 9A 134 HP 47.94 lbf⋅ft
Volkswagen gasoline straight-4 1.8 Liters PG 158 HP 47.94 lbf⋅ft
Volkswagen diesel straight-4 1.9 Liters 1Y 67 HP 47.94 lbf⋅ft
expand_moreScrews with continuous thread
First stage 47.94 lbf⋅ft
Second stage 90°
Other screws 47.94 lbf⋅ft
All Volkswagen gasoline straight-4 1.6 Liters EZ engines 47.94 lbf⋅ft
Volkswagen diesel straight-4 1.6 Liters RA 79 HP 47.94 lbf⋅ft
Volkswagen diesel straight-4 1.6 Liters SB 79 HP 47.94 lbf⋅ft
expand_moreScrews with continuous thread
First stage 47.94 lbf⋅ft
Second stage 90°
Other screws 47.94 lbf⋅ft
expand_moreAll other modifications
First stage 47.94 lbf⋅ft
Screws must be replaced.
Second stage 90°
expand_moreVibration damper
Hexagon head collar screws 18.44 lbf⋅ft
Screws with hexagonal head 14.75 lbf⋅ft
Hexagon head collar screws 18.44 lbf⋅ft
Screws with hexagonal head 14.75 lbf⋅ft
Volkswagen gasoline straight-4 2.0 Liters 9A 134 HP 14.75 lbf⋅ft
Hexagon head collar screws 18.44 lbf⋅ft
Screws with hexagonal head 14.75 lbf⋅ft
Volkswagen gasoline straight-4 1.6 Liters 1F 71 HP 14.75 lbf⋅ft
Hexagon head collar screws 18.44 lbf⋅ft
Screws with hexagonal head 14.75 lbf⋅ft
Hexagon head collar screws 18.44 lbf⋅ft
Screws with hexagonal head 14.75 lbf⋅ft
All other modifications 18.44 lbf⋅ft
expand_moreEngine control
Camshaft drive belt deflection pulley 18.44 lbf⋅ft
expand_moreCamshaft timing gear
All Volkswagen diesel straight-4 1.9 Liters 1Y engines 33.19 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters 9A engines 47.94 lbf⋅ft
All Volkswagen diesel straight-4 1.6 Liters RA engines 33.19 lbf⋅ft
All Volkswagen diesel straight-4 1.6 Liters SB engines 33.19 lbf⋅ft
All other modifications 59 lbf⋅ft
expand_moreToothed belt guard
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
expand_moreToothed belt tensioning roller
With semi-automatic tensioning roller 18.44 lbf⋅ft
Otherwise 33.19 lbf⋅ft
expand_moreToothed belt tightener
expand_moreEngine lubrication
expand_moreOil drain plug
All Volkswagen gasoline straight-4 2.0 Liters ADY engines 29.5 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters ADY engines 29.5 lbf⋅ft
All other modifications 22.13 lbf⋅ft
expand_moreOil filter housing
All other modifications 18.44 lbf⋅ft
expand_moreOil sump
All Volkswagen gasoline straight-4 2.0 Liters 2E engines 14.75 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters 2E engines 14.75 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters AGG engines 14.75 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters ADY engines 6.64 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters 9A engines 14.75 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters 2E engines 14.75 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters AGG engines 14.75 lbf⋅ft
All Volkswagen gasoline straight-4 2.0 Liters ADY engines 6.64 lbf⋅ft
All Volkswagen gasoline straight-4 1.8 Liters PB engines 14.75 lbf⋅ft
All Volkswagen gasoline straight-4 1.8 Liters PF engines 14.75 lbf⋅ft
All Volkswagen gasoline straight-4 1.8 Liters PG engines 14.75 lbf⋅ft
All Volkswagen diesel straight-4 1.6 Liters RA engines 14.75 lbf⋅ft
All Volkswagen diesel straight-4 1.6 Liters SB engines 14.75 lbf⋅ft
All other modifications 11.06 lbf⋅ft
expand_moreEngine management
expand_moreGlow plugs
All other modifications 18.44 lbf⋅ft
Knock sensor 14.75 lbf⋅ft
Lambda sensor 36.88 lbf⋅ft
expand_moreExhaust system
Exhaust manifold 18.44 lbf⋅ft
Replace nuts.
expand_moreIgnition system
expand_moreSpark plugs
Volkswagen gasoline straight-4 1.8 Liters PF 106 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 1.8 Liters PB 110 HP 14.75 lbf⋅ft
Volkswagen gasoline straight-4 2.0 Liters AGG 114 HP 22.13 lbf⋅ft
Volkswagen gasoline straight-4 2.0 Liters ADY 114 HP 22.13 lbf⋅ft
Volkswagen gasoline straight-4 2.0 Liters 2E 114 HP 22.13 lbf⋅ft
Volkswagen gasoline straight-4 1.8 Liters PG 158 HP 14.75 lbf⋅ft
All other modifications 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 1990 Volkswagen Passat Variant Wagon 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.

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 Passat Variant Wagon 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 Passat Variant Wagon you're not only saving money, but also also improving your technical skills and learning something new.

1990 Volkswagen Passat Variant Wagon generations

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

Units:
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