Removing The Tie Rod (Rear-Axle Steering Adjuster)

If you intend to continue using the rear axle steering adjuster, it must be cleaned together with adjacent areas before removal.
1. 1.1. Use a high-pressure cleaner without cleaning agents. Maintain a minimum distance of 0.5 m!
2. 1.2. Blow out servo motor for rear axle steering using compressed air and leave it to dry.
Mark position of eccentric washer -1- with respect to the rear-axle carrier side section (toe adjustment).
Then loosen the lock nut -2- on the toe control arm. Counter at the eccentric screw -3- at the same time.
1. Eccentric washer
2. Lock nut
3. Eccentric screw
  
  Fig 1: Identifying Eccentric Washer Marking Position
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove self-levelling sensor (height sensor).

Fig 2: Removing Self-Levelling Sensor
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 3.1. Unscrew fastening screw -1- from the self-levelling sensor holder.
2. 3.2. Unclip holder -A- and remove it from the rear-axle trailing arm.
Wiring of rear-axle steering: Take three connectors out of the holder (arrows), unlatch and disconnect the plug connections.

Fig 3: Disconnecting Rear-Axle Steering Wiring
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
If you intend to continue using the rear axle steering adjuster, the connectors must be protected from dirt, damage and moisture after disconnecting them.
1. 5.1. Wrap a clean cloth around the electric plug connections for the wire harness -1- at the servo motor for rear axle steering to protect them from damage and use a tie-wrap -3- to secure them in a watertight plastic bag -4- .
  
  Fig 4: Securing Wire Harness From Damage
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove rear-axle carrier side section -1- together with the toe control arm -2- and trailing arms -3 and 4- .

Fig 5: Removing Rear-Axle Carrier Side Section With Trailing Arms
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 6.1. Unscrew fastening screws -2- and fastening nuts -3- from the rear-axle carrier side section -1- .
  
  Fig 6: Removing Rear-Axle Carrier Side Section
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 6.2. Remove rear-axle carrier side section -1- by pulling it downwards.
Remove tie rod (rear-axle steering adjuster) -2- on rear-axle carrier side section -1- .

Fig 7: Removing Tie Rod (Rear-Axle Steering Adjuster)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.