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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 >> Installing Sub-Part Of Front Left Wire Harness

Installing Sub-Part Of Front Left Wire Harness

  1. Push front left wire harness from the wheel housing towards the interior with the help of another mechanic and fit rubber sleeve at the correct position. The arrow -2-  must be pointing to the marking on the rubber sleeve -1-  .
    Fig 1: Positioning Rubber Sleeve In Front Left Wheel Housing
    G09814042Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  2. Route the wire harness through the openings -A-  and -B-  towards the engine compartment.
    Fig 2: Routing Front Left Wire Harness
    G09814043Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  3. Secure sub-part of wire harness in the front left wheel housing at all 13 fastening points -A-  and plug in and lock all plug connections.
    Fig 3: Identifying Sub-Part Fastening Points Of Front Left Wire Harness In Wheel Housing
    G09814044Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  4. Attach lines to the threaded bolt and screw on fastening nut -B-  on ground point for left longitudinal member.
    Fig 4: Identifying Left Longitudinal Member Fastening Point
    G09814045Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    → Tightening torque: 9 Nm (6.5 ftlb.) 

  5. Secure sub-part of wire harness in the front left wheel housing at the bottom at all 6 fastening points -A-  and plug in and lock all plug connections.
    Fig 5: Identifying Sub-Part Fastening Points Of Front Left Wire Harness In Wheel Housing At Bottom
    G09814046Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  6. Secure sub-part of wire harness in the front left wheel housing at all 10 fastening points -A-  and plug in and lock all plug connections.
    Fig 6: Identifying Sub-Part Fastening Points Of Wire Harness In Front Left Wheel Housing
    G09814047Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  7. Secure sub-part of wire harness in the engine compartment at the left at all 10 fastening points -A-  and plug in and lock all plug connections.
    Fig 7: Identifying Front Left Wire Harness Fastening Points In Engine Compartment
    G09814048Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  8. Screw in connection at the B+ connection point in the engine compartment.
    1. 8.1. Fit connection for fan blower -3-  .
    2. 8.2. Screw on nut -arrow B-  .
    3. Fig 8: Screwing On B+ Line Connection In Engine Compartment
      G09814049Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Information 

    Select a place for the joint where there is enough space to join all the lines present.

    Do not cut the lines too short in case they have to be laid in a different position if there is insufficient space in the area of the joint.

    Information 

    The greatest care must be used in the individual work steps for stripping insulation from, crimping, and shrinking/insulating the electric lines.

    The procedure for stripping insulation from, crimping, and shrinking/insulating the electric lines must be complied with and observed. The procedures are described in detail in the Repair kit for Cayenne wire harnesses NR.155-2  .

    Crimping samples must be prepared before beginning work.

    Information 

    Allocation of lines - See appropriate SYSTEM WIRING DIAGRAMS.

  9. Crimp the lines in area -x-  .
    Fig 9: Identifying Front Left Wire Harness Connection Part
    G09814050Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    1. 9.1. Cut off lines in different lengths (due to the shrink-fit connections).
    2. 9.2. Slide shrink-fit hoses onto the lines.
    3. 9.3. Strip 10 mm of insulation off the wires.
    4. 9.4. Crimp lines using crimping sleeves and the hand crimping pliers  from the repair kit for wire harnesses Nr.155-1  .
    5. 9.5. Slide the shrink-fit hoses over the crimp connections and carefully shrink them using the hot-air blower with special nozzle  (recommended accessories for repair kit for wire harnesses) so that they are watertight.
    6. 9.6. Wrap commercially available PVC tape all around the area of the connection points.
    7. 9.7. Secure the repaired area -x-  to the main wire harness with tie-wraps.
  10. Secure cable duct on driver's seat.
  11. Secure cable duct at the A-pillar.
  12. Fit carpet at the front left.