Removing Main Wiring Harness - Engine Compartment On Right

WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

Remove right front wheel housing liner → Removing front wheel housing liner .

Remove right front main headlight. → Removing Main Headlights

Push in latch -b- on connector for sensor -a- until it is felt to engage -Arrow A- .

Fig 1: Pushing In Latch On Connector For Sensor
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release locking mechanism latch -b- -Arrow B- and pull connector off the sensor -a- -Arrow C- .
Remove line together with lock carrier support -Arrow D- .
Turn bulb holder (wheel housing) slightly and remove -Arrow A- .

Fig 2: Removing Bulb Holder (Wheel Housing)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Only for vehicles with tyre pressure monitoring system
Release connector on antenna for tyre pressure monitoring system -Arrow B- and pull it off -Arrow C- .
Remove front apron → Removing front apron .
Release plug connection to front apron -Arrow A- and disconnect -Arrow B- .

Fig 3: Removing Plug Connection To Front Apron
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unscrew fastening nut -1- (front side member wheel housing) and remove ground straps together with twist lock -a- -Arrow C- .
Open clip -Arrow D- and remove line -Arrow E- .
Release connector on headlight housing -Arrow A- and pull it off -Arrow B- .

Fig 4: Removing Connector On Headlight Housing
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Open clips -Arrows C- and remove line -Arrows D- .
Only for vehicles with automatic headlight levelling system.

Fig 5: Removing Line
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release connector on angle sensor (rear wheel suspension) -Arrows A- and remove -Arrow B- .
Remove plug connection on washer-fluid reservoir from bracket -Arrow A- .

Fig 6: Removing Plug Connection On Washer-Fluid Reservoir From Bracket
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release plug connection -Arrow B- and disconnect it -Arrows C- .
Release connector on lateral acceleration sensor (wheel housing) -Arrow A- and remove -Arrow B- .

Fig 7: Removing Connector On Lateral Acceleration Sensor (Wheel Housing)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Open clip -Arrow C- and remove line -Arrow D- .
Release plug connection for ABS sensor and brake pad wear indicator (wheel housing) -Arrow A- and disconnect it -Arrow B- .

Fig 8: Removing Plug Connection For ABS Sensor And Brake Pad Wear Indicator (Wheel Housing)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Open clips -Arrow C- and remove line -Arrow D- .
Release connector on air flow sensor -Arrow A- and pull it off -Arrow B- .

Fig 9: Removing Connector On Air Flow Sensor
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Open clips -Arrow C- and remove line -Arrow D- .
Remove air cleaner housing → Removing Air Cleaner Housing .
Remove filler neck from reservoir for windscreen washer system → Removing Reservoir For Windscreen Washer System .

Fig 10: Removing Connector On Coolant Reservoir
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release connector on coolant reservoir -Arrow A- and pull it off -Arrow B- .
Remove right front main headlight. → Removing Main Headlights .
Open clips (upper side member) -Arrow A- and remove lines -Arrow B- .

Fig 11: Removing Lines
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove plenum panel at front right.
Remove DME control module → Removing Dme Control Unit .
Unscrew fastening nuts -1- (to rear of DME control module) and remove ground straps together with twist lock -a- -arrows- .

Fig 12: Removing Ground Straps Together With Twist Lock
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release plug connection (to right of DME control module) -Arrow A- and remove it to the front -Arrow B- .

Fig 13: Removing Plug Connection (To Right Of DME Control Module)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release plug connection -Arrow C- and disconnect -Arrow D- .
Open clip (holder for DME control module) -Arrow A- and remove line -Arrow B- .

Fig 14: Removing Line
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unscrew fastening screw -2- and fastening nuts -3- and remove DME control module -Arrow C- .
Open the holders in the passenger compartment -Arrows A- .

Fig 15: Opening Holders In Passenger Compartment
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Undo fastening nuts -4- and remove air intake housing -Arrow B- .
Remove coolant reservoir → Removing Coolant Reservoir .
Release clip (ABS hydraulic unit) -Arrow A- , open it -Arrow B- and remove the line -Arrow C- .

Fig 16: Removing Clip (ABS Hydraulic Unit)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove rubber sleeve -Arrow D- .
Remove line from rubber sleeve -Arrow E- .
Unclip the line -arrow- .

Fig 17: Removing Line From Rubber Sleeve
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release connector -Arrow A- and disconnect it from the ABS hydraulic unit -Arrow B- .

Fig 18: Disconnecting Connector From ABS Hydraulic Unit
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release clips -Arrow C- , open them -Arrow D- and remove line -Arrow E- .
Press out rubber sleeve -Arrow F- and remove line from the passenger compartment.
Remove main wire harness - dashboard area and centre console → Removing Main Wiring Harness .