Removing 1/3-Split Folding Rear Backrest

Remove seat trim on the right.
1. 1.1. Unscrew fastening screw -1- on seat trim -2- at the right.
  Press the control lever up to do this.
  
  Fig 1: Identifying Right Trim On 1/3-Split Folding Rear Seat And Screw
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 1.2. Carefully unclip the trim panel at the retaining lugs -3- on the seat.
3. 1.3. Carefully pull the trim panel up and remove it.
Remove seat trim on the left.

Fig 2: Identifying Left Trim Panel On 1/3-Split Folding Rear Seat And Screw
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 2.1. Unscrew the fastening screw -1- on the seat trim -2- at the left.
2. 2.2. Carefully unclip the trim panel at the retaining lugs -3- on the seat.
3. 2.3. Carefully pull the trim panel up and remove it.
Remove the shaft for 1/3-split folding backrest adjustment.
1. 3.1. Loosen the retaining lugs -1- on the adjustment device using a suitable tool -2- and press the shaft -3- out from the other side.
  
  Fig 3: Removing Backrest Adjustment Shaft - Step 1
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 3.2. Pull the shaft -1- out of the seat frame -arrow- .
  
  Fig 4: Removing Backrest Adjustment Shaft - Step 2
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove the rear right belt lock. → 692519 REMOVING AND INSTALLING REAR BELT LOCK
Unscrew the fastening screws -1-3- on the 1/3-split folding backrest at the right.

Fig 5: Identifying Right Fastening Screws On 1/3-Split Folding Backrest And Screw
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unscrew the fastening screws -1-3- on the 1/3-split folding backrest at the left.

Fig 6: Identifying Left Fastening Screws On 1/3-Split Folding Backrest And Screw
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Take the 1/3-split folding backrest down off the seat.