Disconnecting Main Wire Harness In Plenum Panel

Release and unplug electric plug connection -1- for brake fluid reservoir -2- .

Fig 1: Releasing Brake Fluid Reservoir Connector
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release and unplug electric plug connection for ignition module for lid at the left and right.
→ REMOVING IGNITION MODULE FOR LID
Loosen fastening nuts for ground points -1- at the bulkhead in the plenum panel and remove supply line.

Fig 2: Loosening Fastening Nuts Ground Point In Plenum Panel
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release and unplug electric plug connection for air quality sensor. → REMOVING AIR QUALITY SENSOR
Release and unplug electric plug connection for the bonnet. → REMOVING FRONT LID
Release and unplug electric plug connections -49- and -50- for the engine. → 975219 REMOVING AND INSTALLING WIRE HARNESS FOR ENGINE

Fig 3: Identifying Wire Harness Assignment (Turbo Engine)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 49 - Vehicle/engine connection point
2. 50 - Vehicle/engine connection point
Make sure that all electric plug connections on the engine compartment wire harness in the center at the plenum panel are released and unplugged.
Disconnect wire harness and pull it towards the passenger compartment. → Loosening Main Wire Harness Under Dashboard