1999 Audi A8 D2 first facelift Engine Fastener Tightening Specifications
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Condition | Value |
---|
All Audi gasoline V8 3.7 L AKC engines | 18.44 lbf⋅ft |
All Audi gasoline V8 3.7 L AQG engines | 18.44 lbf⋅ft |
All other modifications | 7.38 lbf⋅ft |
Auxiliary drive belt tensioner | 40.57 lbf⋅ft |
Tensioning device for air-conditioning compressor auxiliary drive belt | 16.23 lbf⋅ft |
On camshaft gear | 16.23 lbf⋅ft |
Injection hoses | 22.13 lbf⋅ft |
Retaining clamp | 7.38 lbf⋅ft |
With a special tool | 27.29 lbf⋅ft |
Tighten only with special tool 3312 | |
Without special tool | 51.63 lbf⋅ft |
All other modifications | 27.29 lbf⋅ft |
Torques applies only in combination with special tool. |
Nuts | 11.06 lbf⋅ft |
Screws | 7.38 lbf⋅ft |
All other modifications | 7.38 lbf⋅ft |
First stage | 25.81 lbf⋅ft |
Replace screws. See figure 1. | |
Second stage | 44.25 lbf⋅ft |
Third stage | 90° |
Fourth stage | 90° |
First stage | 44.25 lbf⋅ft |
Replace screws. See figure 2. | |
Second stage | 90° |
Third stage | 90° |
Valve cover | 7.38 lbf⋅ft |
First stage | 22.13 lbf⋅ft |
Replace screws. | |
Second stage | 90° |
First stage | 22.13 lbf⋅ft |
Replace screws. | |
Second stage | 90° |
First stage | 29.5 lbf⋅ft |
Replace screws. | |
Second stage | 90° |
First stage | 22.13 lbf⋅ft |
Replace screws. | |
Second stage | 90° |
First stage | 147.51 lbf⋅ft |
Replace screws. | |
Second stage | 180° |
Crankshaft pulley | 16.23 lbf⋅ft |
First stage | 44.25 lbf⋅ft |
Replace screws. | |
Second stage | 90° |
Engine block closure screws | 7.38 lbf⋅ft |
First stage | 44.25 lbf⋅ft |
Replace screws. | |
Second stage | 180° |
All other modifications | 16.23 lbf⋅ft |
Camshaft drive belt deflection pulley | 33.19 lbf⋅ft |
Central camshaft screws | 55.32 lbf⋅ft |
Right | 40.57 lbf⋅ft |
Replace and lightly oil the screw. | |
Left | 40.57 lbf⋅ft |
Replace and lightly oil the screw. |
Tensioning lever | 30.98 lbf⋅ft |
Tensioning lever | 16.23 lbf⋅ft |
Injection pump drive belt tensioning roller | 26.55 lbf⋅ft |
All other modifications | 7.38 lbf⋅ft |
Toothed belt guard at the top | 7.38 lbf⋅ft |
All Audi diesel V6 2.5 L AFB engines | 30.98 lbf⋅ft |
All Audi gasoline V8 3.7 L AKC engines | 33.19 lbf⋅ft |
All Audi diesel V6 2.5 L AKN engines | 30.98 lbf⋅ft |
All Audi gasoline V8 3.7 L AQG engines | 33.19 lbf⋅ft |
Tensioning roller | 16.23 lbf⋅ft |
Toothed belt tightener | 7.38 lbf⋅ft |
Use screw-locking compound. |
All Audi gasoline V8 3.7 L AKC engines | 36.88 lbf⋅ft |
All Audi gasoline V8 3.7 L AQG engines | 36.88 lbf⋅ft |
All other modifications | 22.13 lbf⋅ft |
All other modifications | 14.75 lbf⋅ft |
Oil sump | 7.38 lbf⋅ft |
Glow plugs | 14.75 lbf⋅ft |
Lambda sensor | 40.57 lbf⋅ft |
Engine mounting | 18.44 lbf⋅ft |
First stage | 110.63 lbf⋅ft |
Replace screws. | |
Second stage | 90° |
Catalytic converter | 18.44 lbf⋅ft |
All other modifications | 18.44 lbf⋅ft |
Replace nuts. |
All other modifications | 18.44 lbf⋅ft |
Starter | 47.94 lbf⋅ft |
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1999 Audi A8 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 Audi 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
- Brake System Specifications
- Chassis Specifications
- Cooling System Specifications
- Drive Belts Specifications
- Emission
- Engine Fastener Tightening Specifications
- Front Suspension Fastener Tightening Specifications
- Rear Suspension Fastener Tightening Specifications
- Transmission Fastener Tightening Specifications
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 Audi A8 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 1999 Audi A8 you're not only saving money, but also also improving your technical skills and learning something new.
1999 Audi A8 generations
In 1999 Audi offered 2 generations of the A8. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.