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 DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSVEHICLE SPEED SENSORDIAGRAMS
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)
Vehicle Speed Sensor: Diagrams
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)SECTION Diagrams
Legend
1 Drain plug
2 Sealing ring
3 Bolt
4 Oil pan
5 Gasket
6 ATF filter
7 Screw
8 Valve body
9 Screw
10 Bracket for wiring harness
11 Screw
12 Transmission Vehicle Speed Sensor (VSS) -G38-
13 Oil tube, inner
14 O-ring
15 Spacer sleeve
16 Speedometer Vehicle Speed Sensor (VSS) -G22-
17 0-ring
18 Multi-function Transmission Range (TR) Switch -F125-
19 Screw
20 O-ring
21 Safety clip
22 Wiring harness
23 Screw
24 Sensor for transmission RPM -182-
25 Spacer sleeve
26 Screw
27 Bracket for pressure regulator
28 Solenoid valve 4 -N91-
29 Solenoid valve 3 -N90-
30 Solenoid valve 2 -N89-
31 Screw
32 Bracket for solenoid valves
33 Solenoid valve 6 -N93-
34 Solenoid valve 7 -N94-
35 Solenoid valve 5 -N92-
36 Solenoid valve 1 -N88-
37 Screw
38 Magnet
39 0-ring
40 ATF filler plug
RENDER: 1.0x
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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.