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Home >> Porsche >> 2018 >> Macan S >> Repair and Diagnosis >> Accessories & Equipment >> Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.) >> 97 Lines-- (95B) MACAN >> WM 970909 Loosening And Securing Main Wire Harness In Passenger Compartment At The Left (Except MACAN Sport Edition) >> Loosening Main Wire Harness In Passenger Compartment At The Left

Loosening Main Wire Harness In Passenger Compartment At The Left

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.

NOTE: Incorrect handling of optical waveguides
  • Risk of damage to optical waveguide

→ Observe the requirements for working with and installing optical waveguides.

NOTE:

Always comply with the regulations for handling ESD-sensitive components!

  • Always wear approved work clothes and shoes when carrying out assembly work  .
  • Do not remove new parts from ESD (electrostatic discharge) protective packaging until shortly before installation  .
  • Do not touch electric pins and plug contacts  .
  1. Release and disconnect electric plug connection on airbag sensor on inner wheel arch at the rear left. → 695119 REMOVING AND INSTALLING AIRBAG SENSOR
  2. Release and disconnect electric plug connection on seat-belt pretensioner on driver's side. → 691119 REMOVING AND INSTALLING FRONT THREE-POINT BELT
  3. Disconnect electric plug connection for wire harness for rear left door in the B-pillar.
    1. 3.1. Lever off locking mechanism for electric plug connection -1-  using a plastic wedge in an upward direction -a-  and pull off electric plug connection.
    2. 3.2. Release electric plug connection -2-  (-b-  ) and press it into the B-pillar.
      G11984803

      Disconnecting electric plug connection for wire harness for rear left door (rear right door shown) 

  4. Disconnect electric plug connection for wire harness for front left door at the bottom of the A-pillar.
    1. 4.1. Lever off locking mechanism for electric plug connection -1-  using a plastic wedge in an upward direction -a-  and pull off electric plug connection.
    2. 4.2. Release electric plug connection -2-  (-b-  ) and press it into the A-pillar.
      G11984804

      Disconnecting electric plug connection for wire harness for front left door (rear right door shown) 

  5. Release and disconnect electric plug connections -1-  for the dashboard wire harness at the left.
  6. Screw off fastening nut -2-  and remove ground lines from the ground point.
    G11984805

    Disconnecting electric plug connections for wire harness for dashboard at the left and ground lines 

  7. Release and disconnect electric plug connection for combination sensor. → 456155 REPLACING COMBINATION SENSOR
  8. Loosen connector bracket -1-  under the driver's seat.
    1. 8.1. Screw off fastening nut -2-  and remove connector bracket to the rear.
    2. 8.2. Screw off fastening nut -3- and remove ground line from ground point.
      G11984806
  9. Unclip main wire harness in passenger compartment at the left and all sub-parts from holders.
  10. Press grommets on the sub-parts into the passenger compartment and guide all sub-parts carefully into the passenger compartment.
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