Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI1998A8 SEDAN (4D2) V8-3.7L (AEW)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINEDRIVE BELT
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)
Drive Belt
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)SECTION Drive Belt
Legend
1 Bolt
2 Retaining Plate
3 Torsion Spring
4 Bolt
5 Flanged Nut
6 Damper
7 Bolt
8 Bolt
9 Generator Pulley
10 Bolt
11 Bolt
12 Hinged Mounting Bracket
13 Bolt, 8 x 28 mm
14 Bolt, 8 x 35 mm
15 Ribbed Belt
16 Viscous Fan
Tightening SpecificationS
Bolt (1)
- Tighten to: 35 Nm (26 ft. lbs.).
Bolt (4)
- Tighten to: 25 Nm (18 ft. lbs.).
Flanged Nut (5)
- Tighten to: (10 Nm (7 ft. lbs).
Bolt (7)
- Tighten to: 25 Nm (18 ft. lbs.).
Bolt (8)
- Tighten to: 25 Nm (18 ft. lbs.).
Bolt (10)
- Tighten to: 25 Nm (18 ft. lbs.).
Bolt (11)
- Tighten to: 45 Nm (33 ft. lbs.).
Bolt (13)
- Tighten to: 25 Nm (18 ft. lbs.).
Bolt (14)
- Tighten to: 25 Nm (18 ft. lbs.).
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.