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.
2018 Audi S8FACTORY OEM SERVICE PROCEDURE
Steering Column
- 48 Steering
- Steering Wheel
- Steering Column
- Overview - Steering Column
- Steering Column, Checking For Damage
- Steering Column, Handling And Transporting
- Steering Column, Removing And Installing
- Active Steering Safety Lock (Locking Magnet), Removing And Installing
- Steering Intermediate Shaft, Removing And Installing
- Electronic Steering Column Lock Control Module -J764-, REMOVING AND INSTALLING
- Power Adjustable Steering Column Control Module -J866-, REMOVING AND INSTALLING
- Steering Gear
- Power Steering Hydraulics
- Overview - Hydraulic Lines And Reservoir
- Overview - Hydraulic Lines And Reservoir, Vehicles With 6-Cylinder Engine
- Overview - Hydraulic Lines And Reservoir, Vehicles With 8-Cylinder Engine
- Notes
- Upper Reservoir to Body
- Lower Reservoir to Body
- Return Lines to Hydraulic Fluid Cooler - 4.2L FSI- and TDI Engines
- Intake Hose from the Lower Reservoir to the Power Steering Pump
- Return Line from the Power Steering Gear to the Hydraulic Fluid Cooler
- Pressure Line from the Power Steering Pump to the Power Steering Gear
- Overview - Hydraulic Lines And Reservoir, Vehicles With 12-Cylinder Engine
- Overview - Power Steering Pump
- Overview - Power Steering Pump, Vehicles Without Dynamic Steering With 6-Cylinder Engine
- Overview - Power Steering Pump, Vehicles With Dynamic Steering With 6-Cylinder Engine
- Overview - Power Steering Pump, Vehicles Without Dynamic Steering With 8-Cylinder Engine
- Overview - Power Steering Pump, Vehicles With Dynamic Steering With 8-Cylinder Engine
- Overview - Power Steering Pump, Vehicles Without Dynamic Steering With 12-Cylinder Engine
- Overview - Power Steering Pump, Vehicles With Dynamic Steering With 12-Cylinder Engine
- Power Steering Fluid Level, Checking
- Steering, Bleeding After Replacing
- Steering, Checking For Leaks
- Power Steering Pump Delivery Pressure, Checking
- Power Steering Pump, Removing And Installing
- Power Steering Pump, Removing And Installing, Vehicles Without Dynamic Steering With 6-Cylinder Engine
- Power Steering Pump, Removing And Installing, Vehicles With Dynamic Steering With 6-Cylinder Engine
- Power Steering Pump, Removing And Installing, Vehicles Without Dynamic Steering With 8-Cylinder Engine
- Power Steering Pump, Removing And Installing, Vehicles With Dynamic Steering With 8-Cylinder Engine
- Power Steering Pump, Removing And Installing, Vehicles Without Dynamic Steering With 12-Cylinder Engine
- Power Steering Pump, Removing And Installing, Vehicles With Dynamic Steering With 12-Cylinder Engine
- Hydraulic Fluid Cooler, Removing And Installing
- Overview - Hydraulic Lines And Reservoir
- Special Tools
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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