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Home >> Porsche >> 2012 >> Panamera 4 >> Repair and Diagnosis >> Accessories & Equipment >> Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.) >> 97 - Cables -- PANAMERA(970) >> WM 970955 Replacing Sub-Part Of Front Left Wire Harness (Except PANAMERA S Executive, PANAMERA Executive, PANAMERA Turbo Executive, PANAMERA GTS) >> Preliminary Work >> Removing Sub-Part Of Front Left Wire Harness

Removing Sub-Part Of Front Left Wire Harness

  1. Remove carpet at the front left. →
  2. Release cable duct at the A-pillar.
    1. 2.1. Unscrew fastening nut -1-  for cable duct.
    2. 2.2. Release cable duct -2-  from the fixing clip by pulling it -arrow-  .
      3. Fig 1: Releasing Cable Duct From A-Pillar
      G09814031Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  3. Release cable duct on driver's seat.
    1. 3.1. Unscrew fastening nut -1-  on driver's seat.
    2. 3.2. Release cable duct by pulling it -arrow-  off the fixing clip.
      Fig 2: Releasing Cable Duct
      G09814032Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  4. Unclip and disconnect main wire harness at the front inner sill.
    Fig 3: Unclipping Main Wire Harness At Front Inner Sill
    G09814033Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Information 

    When cutting the front wire harness, make sure there is enough length of cable left to join to the new lines.

  5. Cut front left wire harness in area -x-  .
    Fig 4: Identifying Front Left Wire Harness Connection Part
    G09814034Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  6. Make sure that all fastenings on the front left wire harness in the interior are released.
  7. Loosen rubber sleeve in the left wheel housing, remove it by pushing it towards the wheel housing and carefully remove the wire harness from the interior by pushing it towards the wheel housing.
    Fig 5: Loosening Rubber Sleeve In Front Left Wheel Housing
    G09814035Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  8. Loosen sub-part of wire harness in the front left wheel housing at all 13 fastening points -A-  and release and pull off all plug connections.
    Fig 6: Identifying Sub-Part Fastening Points Of Front Left Wire Harness In Wheel Housing
    G09814036Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  9. Unscrew fastening nut -B-  on ground point for left longitudinal member and pull lines off the threaded bolt.
    Fig 7: Identifying Left Longitudinal Member Fastening Point On Ground Point
    G09814037Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  10. Loosen sub-part of wire harness in the front left wheel housing at the bottom at all six fastening points -A-  and release and pull off all plug connections.
    Fig 8: Identifying Sub-Part Fastening Points Of Front Left Wire Harness In Wheel Housing At Bottom
    G09814038Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  11. Loosen sub-part of wire harness in the front left wheel housing at all 10 fastening points -A-  and release and pull off all plug connections.
    Fig 9: Identifying Sub-Part Fastening Points Of Wire Harness In Front Left Wheel Housing
    G09814039Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  12. Loosen sub-part of wire harness in the engine compartment at the left at all 10 fastening points -A-  and release and pull off all plug connections.
    Fig 10: Identifying Front Left Wire Harness In Engine Compartment Fastening Points
    G09814040Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  13. Disconnect connection at the B+ connection point in the engine compartment.
    1. 13.1. Unscrew left nut -1-  and remove it -arrow A-  .
    2. 13.2. Remove connection for fan blower -3-  .
      3. Fig 11: Disconnecting B+ Line Connection In Engine Compartment
      G09814041Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  14. Make sure that all fastenings on the wire harness in the engine compartment at the left are released.
  15. Carefully remove sub-part of front left wire harness from the engine compartment through the openings by pulling it towards the wheel housing.
  16. Make sure that all fastenings on the wire harness in the front left wheel housing are released.
  17. Remove entire sub-part of front left wire harness.
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