1991 Volkswagen Transporter Van T4 Engine Fastener Tightening Specifications
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Condition | Value |
---|
M6 | 7.38 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
All other modifications | 18.44 lbf⋅ft |
Auxiliary drive belt deflection pulley | 14.75 lbf⋅ft |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 25.81 lbf⋅ft |
1.9 D with diesel straight-4 1.9 L 59 HP engine (1990.9–1995.12) | 22.13 lbf⋅ft |
With 120-A generator | 18.44 lbf⋅ft |
With fan belt | 25.81 lbf⋅ft |
M6 | 7.38 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
With 120-A generator | 18.44 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
M10 | 33.19 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
M10 | 29.5 lbf⋅ft |
2.4 D with diesel straight-5 2.4 L 76 HP engine (1990.9–1998.4) | 29.5 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
M10 | 29.5 lbf⋅ft |
Air-conditioning compressor pressure line | 5.16 lbf⋅ft |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 25.81 lbf⋅ft |
M8 | 18.44 lbf⋅ft |
M10 | 36.88 lbf⋅ft |
With fan belt | 25.81 lbf⋅ft |
With ribbed V-belt | 18.44 lbf⋅ft |
With air-conditioning | 18.44 lbf⋅ft |
Without air-conditioning system | 29.5 lbf⋅ft |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 22.13 lbf⋅ft |
M8 × 65 screws | 14.75 lbf⋅ft |
M8 × 70 screws | 18.44 lbf⋅ft |
With ribbed V-belt | 18.44 lbf⋅ft |
With air-conditioning | 24.34 lbf⋅ft |
Nuts must be replaced. | |
Without air-conditioning | 22.13 lbf⋅ft |
All other modifications | 29.5 lbf⋅ft |
2.4 D with diesel straight-5 2.4 L 76 HP engine (1990.9–1998.4) | 29.5 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
All Volkswagen diesel straight-4 1.9 Liters 1X engines | 7.38 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
Vacuum pump | 14.75 lbf⋅ft |
Injection pump drive wheel | 73.76 lbf⋅ft |
Exhaust gas return valve | 11.06 lbf⋅ft |
Nuts | 18.44 lbf⋅ft |
Sealing rings must be replaced. | |
Screws | 11.06 lbf⋅ft |
Sealing rings must be replaced. |
Injection hoses | 18.44 lbf⋅ft |
All other modifications | 51.63 lbf⋅ft |
2.4 D with diesel straight-5 2.4 L 76 HP engine (1990.9–1998.4) | 22.13 lbf⋅ft |
All other modifications | 18.44 lbf⋅ft |
One-part injection pump pulley | 33.19 lbf⋅ft |
Two-part injection pump pulley | 18.44 lbf⋅ft |
All Volkswagen diesel straight-5 2.4 Liters AAB engines | 36.88 lbf⋅ft |
All other modifications | 66.38 lbf⋅ft |
With spacer | 8.85 lbf⋅ft |
Otherwise | 22.13 lbf⋅ft |
Turbo charger | 33.19 lbf⋅ft |
Nuts and screws must be replaced. |
At the turbocharger | 18.44 lbf⋅ft |
Sealing rings must be replaced. | |
On the engine block | 22.13 lbf⋅ft |
Sealing rings must be replaced. |
At the turbocharger | 22.13 lbf⋅ft |
Sealing rings must be replaced. | |
On the engine block | 29.5 lbf⋅ft |
1.9 D with diesel straight-4 1.9 L 59 HP engine (1990.9–1995.12) | 7.38 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
Collar screws | 18.44 lbf⋅ft |
Otherwise | 14.75 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
First tighten bearing covers 2 and 5 alternately and in steps |
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° |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 3.86 in |
All other modifications | 4.53 in |
Valve cover | 7.38 lbf⋅ft |
First stage | 22.13 lbf⋅ft |
Screws must be replaced. | |
Second stage | 90° |
First stage | 66.38 lbf⋅ft |
Screws must be replaced. Lightly oil the screws. | |
Second stage | 90° |
First stage | 66.38 lbf⋅ft |
Screws must be replaced. Lightly oil the screws. | |
Second stage | 90° |
First stage | 66.38 lbf⋅ft |
Screws must be replaced. Lightly oil the screws. | |
Second stage | 90° |
65 mm screws | 339.28 lbf⋅ft |
First stage | 118.01 lbf⋅ft |
Second stage | 180° |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 14.75 lbf⋅ft |
1.9 D with diesel straight-4 1.9 L 59 HP engine (1990.9–1995.12) | 18.44 lbf⋅ft |
Collar screws | 18.44 lbf⋅ft |
Otherwise | 14.75 lbf⋅ft |
Vehicles manufactured before 01.1995 | 14.75 lbf⋅ft |
First stage | 14.75 lbf⋅ft |
Second stage | 90° |
First stage | 44.25 lbf⋅ft |
Screws must be replaced. | |
Second stage | 90° |
First stage | 44.25 lbf⋅ft |
Screws must be replaced. | |
Second stage | 90° |
Flywheel cover | 7.38 lbf⋅ft |
First stage | 47.94 lbf⋅ft |
Replace screws. | |
Second stage | 90° |
First stage | 47.94 lbf⋅ft |
Second stage | 90° |
Otherwise | 47.94 lbf⋅ft |
All other modifications | 47.94 lbf⋅ft |
1.9 D with diesel straight-4 1.9 L 59 HP engine (1990.9–1995.12) | 18.44 lbf⋅ft |
Collar screws | 18.44 lbf⋅ft |
Screws | 14.75 lbf⋅ft |
Central screws | 339.28 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
First stage | 14.75 lbf⋅ft |
Second stage | 90° |
M8 | 14.75 lbf⋅ft |
All other modifications | 7.38 lbf⋅ft |
All Volkswagen diesel straight-4 1.9 Liters 1X engines | 33.19 lbf⋅ft |
All Volkswagen gasoline straight-4 2.0 Liters AAC engines | 59 lbf⋅ft |
All Volkswagen gasoline straight-4 1.8 Liters PD engines | 59 lbf⋅ft |
Class 8.8 screws | 62.69 lbf⋅ft |
Class 10.9 | 73.76 lbf⋅ft |
Injection pump drive belt tensioning roller | 11.06 lbf⋅ft |
M6 | 7.38 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
All other modifications | 7.38 lbf⋅ft |
Toothed belt guard, rear |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 7.38 lbf⋅ft |
M6 | 7.38 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 7.38 lbf⋅ft |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 33.19 lbf⋅ft |
With automatic tensioner | 14.75 lbf⋅ft |
Otherwise | 33.19 lbf⋅ft |
2.0 with gasoline straight-4 2.0 L 83 HP engine (1990.9–2003.4) | 33.19 lbf⋅ft |
2.4 D with diesel straight-5 2.4 L 76 HP engine (1990.9–1998.4) | 14.75 lbf⋅ft |
Nuts | 11.06 lbf⋅ft |
Screws | 14.75 lbf⋅ft |
All other modifications | 18.44 lbf⋅ft |
All Volkswagen diesel straight-4 1.9 Liters 1X engines | 22.13 lbf⋅ft |
All Volkswagen gasoline straight-4 2.0 Liters AAC engines | 22.13 lbf⋅ft |
All Volkswagen gasoline straight-4 1.8 Liters PD engines | 22.13 lbf⋅ft |
All other modifications | 36.88 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
All Volkswagen diesel straight-4 1.9 Liters 1X engines | 14.75 lbf⋅ft |
All Volkswagen gasoline straight-4 2.0 Liters AAC engines | 14.75 lbf⋅ft |
All Volkswagen gasoline straight-4 1.8 Liters PD engines | 14.75 lbf⋅ft |
M6 | 7.38 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
1.9 D with diesel straight-4 1.9 L 59 HP engine (1990.9–1995.12) | 18.44 lbf⋅ft |
2.4 D with diesel straight-5 2.4 L 76 HP engine (1990.9–1998.4) | 18.44 lbf⋅ft |
All other modifications | 11.06 lbf⋅ft |
Knock sensor | 14.75 lbf⋅ft |
Lambda sensor | 36.88 lbf⋅ft |
First stage | 36.88 lbf⋅ft |
Second stage | 90° |
First stage | 36.88 lbf⋅ft |
Second stage | 90° |
First stage | 36.88 lbf⋅ft |
Second stage | 90° |
At the cylinder head | 14.75 lbf⋅ft |
On the engine block | 29.5 lbf⋅ft |
On chassis | 14.75 lbf⋅ft |
On engine bracket | 47.94 lbf⋅ft |
Central screws | 47.94 lbf⋅ft |
Nuts | 40.57 lbf⋅ft |
All other modifications | 18.44 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 16.96 lbf⋅ft |
Nuts must be replaced. |
M6 | 7.38 lbf⋅ft |
M8 | 18.44 lbf⋅ft |
M10 | 29.5 lbf⋅ft |
M6 | 7.38 lbf⋅ft |
M8 | 18.44 lbf⋅ft |
M10 | 29.5 lbf⋅ft |
All other modifications | 18.44 lbf⋅ft |
Nuts must be replaced. |
M6 | 7.38 lbf⋅ft |
M8 | 18.44 lbf⋅ft |
M10 | 29.5 lbf⋅ft |
M6 | 7.38 lbf⋅ft |
M8 | 18.44 lbf⋅ft |
M10 | 29.5 lbf⋅ft |
M6 | 7.38 lbf⋅ft |
M8 | 18.44 lbf⋅ft |
M10 | 29.5 lbf⋅ft |
Exhaust pipe rear | 29.5 lbf⋅ft |
2.0 with gasoline straight-4 2.0 L 83 HP engine (1990.9–2003.4) | 7.38 lbf⋅ft |
1.8 with gasoline straight-4 1.8 L 66 HP engine (1990.12–1992.7) | 18.44 lbf⋅ft |
All other modifications | 22.13 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
M10 | 44.25 lbf⋅ft |
M12 | 59 lbf⋅ft |
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1991 Volkswagen Transporter 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 Volkswagen warranty policy for your region. In some regions DIY service may invalidate your warranty.
Table of Contents
- Air Conditioning Compressor Oil Capacity
- Air Conditioning Refrigerant Capacity
- Automatic Transmission Fluid Capacity
- Axle Oil Capacity
- Brake Fluid Capacity
- Cooling Fluid Capacity
- Engine Oil Capacity
- Fluid and Lubricant Specifications
- Manual Transmission Oil Capacity
- Steering Fluid Capacity
- Brake System Specifications
- Chassis Specifications
- Cooling System Specifications
- Drive Belts Specifications
- Electrical System Specifications
- Emission
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 Transporter 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 1991 Volkswagen Transporter Van you're not only saving money, but also also improving your technical skills and learning something new.
1991 Volkswagen Transporter Van generations
In 1991 Volkswagen offered 2 generations of the Transporter Van. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.