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Engine installed (pulley side): Installation

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  1. Insert new sealing ring using special tool 9610 (insertion tool):
    1. Place assembly sleeve on crankshaft journal.
    2. Thoroughly lubricate the crankshaft journal, assembly sleeve and sealing lip.
      NOTE:
      • Do not lubricate outer diameter of sealing ring; it must be fitted dry.
    3. Position sealing ring by hand and push off the assembly sleeve onto the crankshaft journal.
      Fig 1: Pushing Off Assembly Sleeve Onto Crankshaft Journal
      G03099690Courtesy of PORSCHE OF NORTH AMERICA, INC.
    4. Remove assembly sleeve.
    5. Position hexagon-head bolt (M16 x 1.5 x 60) and outer part of special tool and insert sealing ring as far as it will go.
  2. Fit belt pulley.
    NOTE:
    • Check whether there are foreign objects in the drive belt grooves of the pulley.
  3. Tighten hexagon-head bolt using the socket wrench insert 9594; simultaneously hold with retaining device 9593.

    Tightening sequence: 

    TIGHTENING SEQUENCE - BELT PULLEY

    Initial tightening 50 Nm (37 ftlb.)
    Final tightening 1 x 90° turn
    Fig 2: Tightening Belt Pulley Hexagon-Head Bolt Using Socket Wrench
    G03099691Courtesy of PORSCHE OF NORTH AMERICA, INC.
    Fig 3: Identifying Hexagon-Head Bolt Tightening Angle
    G03099692Courtesy of PORSCHE OF NORTH AMERICA, INC.
  4. Fit drive belt.
NOTE:
  • Visually inspect the condition of the belt; remove foreign objects from the grooves if necessary. Observe running direction (color pen marking).


  1. Fit drive belt by hand, slightly pre-tensioned, in the following sequence:
    1. Coolant pump drive pulley (1)
    2. Alternator drive pulley (2)
    3. Deflection roller 1 (3)
    4. Power steering pump drive pulley (4)
    5. Air-conditioning compressor drive pulley (5)
    6. Crankshaft pulley (6)
    7. Tensioning roller (7)

    Then turn the tensioning roller (7) in clockwise direction and simultaneously fit the drive belt on the deflection roller 2 (8).

    Fig 1: Identifying Drive (Serpentine) Belt Fitting Sequence
    G03099693Courtesy of PORSCHE OF NORTH AMERICA, INC.
    Fig 2: Turning Drive (Serpentine) Belt Tension Roller Clockwise
    G03099694Courtesy of PORSCHE OF NORTH AMERICA, INC.
  2. Visually check whether the belt is correctly positioned on all drive pulleys.
  3. Install air cleaner assembly
  4. Connect the battery.
  5. Perform tightness test.
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