Preliminary Work
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
Information
- The rack-and-pinion steering gear and power-steering pump must not be repaired or dismantled!
- Always replace the O-rings on hydraulic lines!
- Ensure absolute cleanliness at all times!
- The steering system must be flushed after replacing individual or multiple components. Additional components must be replaced. → 489729 FLUSHING THE STEERING SYSTEM
- The reservoirs must always be replaced if the hydraulic pump is replaced.
- If system faults still occur after replacing a component (another component is faulty), the reservoir does not have to be replaced again.
- Steel flexi-pipes must not be kinked or crushed.
Information
- Fix steering wheel with wheels in straight-ahead position (engage steering column lock or clamp steering wheel in center position with steering wheel holder). If this is not done, the airbag contact unit will have to be put in the center position after installation of the steering gear → 945019 REMOVING AND INSTALLING STEERING COLUMN SWITCH .
- Before the feed and return lines are loosened, place a suitable container underneath to collect steering fluid.
- Wear protective goggles and gloves.
- Remove wheel → 440519 REMOVING AND INSTALLING WHEEL .
- Remove engine guard → 108019 REMOVING AND INSTALLING ENGINE GUARD .
- Partly remove wheel housing liner → Partly removing wheel housing liner → 505619 REMOVING AND INSTALLING FRONT WHEEL HOUSING LINER .