Preparing Rear Wheel Housing For Installation

WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Connection Areas On Rear Wheel Housing (View From Front)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Prepare rear wheel housing for installation in contact area of door sill and C-pillar reinforcement.
1. 1.1. Grind both sides of the connecting flanges of the new part in the marked areas -A, B- until bare using a rotary brush.
  
  Fig 2: Preparing Rear Wheel Housing For Installation In Contact Area Of Door Sill And C-Pillar Reinforcement
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  
  Fig 3: Identifying Connection Areas On Rear Wheel Housing (View From Behind)
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Prepare rear wheel housing in contact area of inner wheel housing and D-pillar reinforcement for installation.
1. 2.1. Grind both sides of the connecting flanges of the new part in the marked areas -C, D, E, F- until bare using a rotary brush.
2. 2.2. Drill holes (Ø = 7 mm) in the fastening flanges of the D-pillar reinforcement (area -F- ). Maintain spacing as on the old part.
  
  Fig 4: Preparing Rear Wheel Housing In Contact Area Of Inner Wheel Housing And D-Pillar Reinforcement For Installation
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Coat spot-weld flange areas with zinc powder paint.
1. 3.1. Coat all spot-weld flange areas with zinc powder paint.