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Home >> Porsche >> 2021 >> Taycan 4S >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> 91 Radio, On-Board Computer Park Assist -- Y1A - TAYCAN (Y1A) >> WM, 91284109 Repairing Antenna Cable (LTE Antenna 4 On Rear Lid To Telephone Control Unit) >> Repairing Antenna Cable (LTE Antenna 4 On Rear Lid To Telephone Control Unit) >> Repairing Antenna Cable In The Telephone Control Unit Area

Repairing Antenna Cable In The Telephone Control Unit Area

  1. Detach antenna cable -1-  in telephone control unit area -2-  .
    G15566278Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Antenna cable in telephone control unit area

    1. 1.1  Unlock and pull off electric plug connections to telephone control unit -3-  .
    2. 1.2  Detach tie-wrap -4-  .
    3. 1.3  Disconnect damaged area of antenna cable -1-  .

      Information 

      Antenna cable with a multi-pin electric plug connection -2-  cannot be repaired. A repair wire harness must be -1-  used for this.

      The repair wire harness is routed up to the possible connection points for the affected antenna cables and repaired at the connection punts.

      Multi-pin connector -3-  must not be opened at plug lock -A-  . The connector is damaged when opened.

      G15566279Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Repair wire harness for antenna cable

      Information 

      The specified disconnection points are recommendations for a possible area that enables disconnection and repair.

  2. Prepare repair wire harness for the antenna cable.
    G15566280Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Antenna cable connection points

    1  Pin 1 = Antenna cable for LTE antenna 2 (rear shelf)
    2  Pin 2 = Antenna cable for LTE antenna 4 (rear lid)
    3  Pin 3 = LTE antenna 3 antenna cable (mirror base)
    4  PIN 4 = LTE antenna cable 1 (front left bumper connection point)
    5  Electric plug connection
    6  LTE antenna 1 (front left bumper connection point)
    7  LTE aerial 3 (mirror base)
    8  LTE antenna 2 (rear shelf)
    9  LTE antenna 4 (rear lid)
    10  Telephone control unit
    11  Main wire harness
    1. 2.1  On main wire harness -11-  at marked areas -A, B and C-  , wind up the sleeve. If necessary, the sleeve can also be wrapped at cutting areas -B-  or -C-  .
    2. 2.2  Determine the associated antenna cables by performing a continuity test using the shielding and mark the antenna cables, paying attention to the pin assignment:
      • Disconnect LTE antenna 1 (front left bumper connection point) -6-  .
      • Disconnect LTE antenna 2 (rear shelf) -8-  .
      • Disconnect LTE antenna 4 (rear lid) -9-  .
      • Disconnect LTE antenna 3 connection point (mirror base) -7-  .
    3. 2.3  Secure repair wire harness along the main wire harness and shorten it to the required lengths.
  3. Fit socket connector and pin connector on antenna cable and repair wire harness.

    > 912841 REPAIRING ANTENNA CABLE 

  4. Installation is performed in reverse order. Pay particular attention to the following:
    1. 4.1  Push on the electric plug connections until you feel them lock.
    2. 4.2  Secure antenna cable with a new  tie-wrap.