Loosening Main Wire Harness In Left Wheel Housing

Release and unplug electric plug connection for airbag sensor. → 695119 REMOVING AND INSTALLING AIRBAG SENSOR
Release and unplug electric plug connection for electric fan for radiator. → 190819 REMOVING AND INSTALLING ELECTRIC FAN
Release and unplug electric plug connection for wire harness for front ABS. → 976519 REMOVING AND INSTALLING WIRE HARNESS FOR ABS
Release and unplug electric plug connection for level sensor. → 947819 REMOVING AND INSTALLING FRONT ANGLE SENSOR FOR HEADLIGHT BEAM ADJUSTMENT
Disconnect electric plug connections for the steering gear.

Fig 1: Disconnecting Connector For Steering Gear
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 5.1. Release electric plug connection for steering gear -arrow a- and unplug it -arrow A- .
2. 5.2. Turn electric plug connection 90° -arrow B- and remove it from the holder.
3. 5.3. Unclip B+ line connection from the bracket -arrow A- .
  
  Fig 2: Disconnecting B+ Line Connection From Bracket
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
4. 5.4. Pull off the lock -arrow a- and disconnect connector -arrow B- .
Release and unplug electric plug connection for hydraulic unit. → 453019 REMOVING AND INSTALLING HYDRAULIC UNIT
Disconnect wire harness in the left wheel housing.
1. 7.1. Make sure that all electric plug connections on the wire harness in the left wheel housing are released and unplugged.
2. 7.2. Make sure that all brackets are unclipped and released.
3. 7.3. Pull wire harness in the left wheel housing through the spring-strut mount into the plenum panel.