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Removing The Hydraulic Valve

CAUTION: Risk of soiling! Absolute cleanliness is essential when working with hydraulic valves!
  1. Remove respective rear wheel. To do this, use the socket wrench insert P 300 to avoid damaging the wheel.
  2. Remove cable plug of the hydraulic valve -1-  by pressing the clip and pulling off the cable plug. See Fig 1.
    Fig 1: Removing Cable Plug Of Hydraulic Valve
    G03092568Courtesy of PORSCHE OF NORTH AMERICA, INC.
  3. Unscrew the two M6 pan-head screws (hexagon socket a/f 5) of the valve holder Fig 1 and remove the holder with the screws -A-  . See Fig 2.
    Fig 2: Removing Holder With Screws
    G03092569Courtesy of PORSCHE OF NORTH AMERICA, INC.
  4. Remove retainer plate with integral seal from the valve. See Fig 1.
  5. Carefully pull the hydraulic valve out of the cylinder head using special tool (relay puller) 9235. Mask the valve sheath with fabric tape to avoid damage.
    Fig 3: Pulling Hydraulic Valve Out Of Cylinder Head
    G03092570Courtesy of PORSCHE OF NORTH AMERICA, INC.
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