LEMON Manuals: Even more car manuals for everyone
Home >> Porsche >> 2021 >> Panamera Base >> Repair and Diagnosis >> Accessories & Equipment >> Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.) >> 97 Lines -- 971 - PANAMERA (971) >> WM, 970909 Loosening And Securing Main Wire Harness Under Dashboard >> Loosening Main Wire Harness Under Dashboard

Loosening Main Wire Harness Under Dashboard

NOTE: Incorrect handling of main wire harness 
  • Risk of damage to lines 

    → The main wire harness contains all airbag lines, antenna lines and optical waveguides.

    → The main wire harness must not be separated and is always replaced as a complete wire harness when carrying out extensive repairs.

    → If individual lines are damaged, shut off these lines and install new lines. Lay the new lines along the main wire harness and secure them to the main wire harness.

  1. Disconnect electric wire harness for dashboard -1-  .
    1. 1.1 Release and disconnect electric plug connections -2-  at connection point for dashboard wire harness.
    2. 1.2 Disconnect electric wire harness for dashboard -1-  and set it aside.
      G15876067Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Disconnecting electric wire harness for dashboard

  2. Disconnect electric wire harness for the engine compartment at the right -1-  .
    1. 2.1 Press locking lugs -2-  and unclip rubber sleeve -3-  on electric wire harness in engine compartment at the right -1-  .
    2. 2.2 Make sure that all electric plug connections on the electric wire harness in the engine compartment at the right -1-  are released and disconnected.

      > Loosening and securing main wire harness in engine compartment 

    3. 2.3 Make sure that all brackets are unclipped and released.
    4. 2.4 Pull electric wire harness from engine compartment at the right -1-  through the bulkhead.

      Disconnecting electric wire harness for engine compartment at the right

      G15876068Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  3. Loosen holder for mounting for electric plug connections -1-  on the A-pillar at the right.
    1. 3.1 Screw off nut -2-  .
    2. 3.2 Unclip holder for mounting for electric plug connections from locking lugs -3-  on the A-pillar.
      G15876069Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Loosening holder for mounting for electric plug connections

  4. Press sound absorber -1-  aside.
    G15876070Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Pressing sound absorber aside

  5. Remove mounting housing for electric plug connection for door electrics -1-  .
    1. 5.1 Release and disconnect electric plug connection for front door.

      > 575119 REMOVING AND INSTALLING FRONT DOOR

    2. 5.2 Release mounting housing -1-  (-arrow A-  ) and remove it from the A-pillar.
      G15876071Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Removing mounting housing for electric plug connections for front door

    3. 5.3 Remove supply line for door electrics from the A-pillar.
  6. Screw off nut -2-  and remove ground line -1-  from ground point on A-pillar at the right.
    G15876072Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Disconnecting ground line on A-pillar at the right

  7. Loosen cable duct -1-  and electric wire harness under the dashboard from the dashboard bracket -arrows A-  .
    G15876073Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Cable duct and electric wire harness under dashboard

  8. Unclip electric line for the accelerator pedal module -1-  from clip -2-  .
    G15876074Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Unclipping electric line for accelerator pedal module

  9. Disconnect electric wire harness for the plenum panel -1-  .
    1. 9.1 Make sure that all electric plug connections on the electric wire harness in the engine compartment at the centre for the plenum panel are released and disconnected.

      > Loosening and securing main wire harness in engine compartment 

    2. 9.2 Make sure that all brackets are unclipped and released.
    3. 9.3 Press rubber sleeve -2-  through.
    4. 9.4 Pull electric wire harness (protected by a rubber boot) -1-  from the centre of the engine compartment at the plenum panel through the bulkhead.
      G15876075Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Disconnecting electric wire harness for plenum panel

  10. Disconnect electric wire harness for the engine compartment at the left -1-  .
    G15876076Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Disconnecting electric wire harness for engine compartment at the left

    1. 10.1 Press locking lugs and detach rubber sleeve -2-  on electric wire harness for the engine compartment at the left -1-  .
    2. 10.2 Make sure that all electric plug connections on the electric wire harness for the engine compartment at the left are released and disconnected.

      > Loosening and securing main wire harness in engine compartment 

    3. 10.3 Make sure that all brackets are unclipped and released.
    4. 10.4 Pull electric wire harness for the engine compartment at the left -1-  through the bulkhead.
  11. Loosen holder for mounting for electric plug connections -1-  .
    1. 11.1 Screw off nut -2-  .
    2. 11.2 Unclip holder for mounting for electric plug connections -1-  from the A-pillar.
      G15876077Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Loosening holder for mounting for electric plug connections

  12. Press sound absorber -1-  aside.
    G15876078Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Pressing sound absorber aside

  13. Disconnect ground line -1-  on A-pillar at the left.
    1. 13.1 Screw off nut -2-  .
    2. 13.2 Remove ground line -1-  on A-pillar at the left from the ground point.
      G15876079Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Disconnecting ground line on A-pillar at the left

  14. Unclip electric wire harness -1-  from clips -2-  at the edge of the roof.
    G15876080Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Unclipping electric wire harness at edge of roof

  15. Unclip electric line for roof -1-  from the A-pillar.
    1. 15.1 Release and disconnect electric plug connection -2-  on loudspeaker on the A-pillar.
    2. 15.2 Unscrew and remove screws -3-  .
    3. 15.3 Unclip electric line for roof -1-  from clip -4-  on the A-pillar.
      G15876081Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Unclipping electric line for roof from A-pillar

  16. Remove electric plug connection for door electrics.
    1. 16.1 Release and disconnect electric plug connection for front door.

      > 575119 REMOVING AND INSTALLING FRONT DOOR

    2. 16.2 Release mounting housing -1-  (-arrow A-  ) and remove it from the A-pillar.
      G15876082Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Removing mounting housing for electric plug connections for front door

    3. 16.3 Remove supply line for door electrics from the A-pillar.
  17. Unclip electric line -1-  and set it down in the passenger compartment -arrow A-  .
    G15876083Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Unclipping electric line and setting it down in passenger compartment