Removing Left Knock Sensor
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.
- The left knock sensor is difficult to reach under the intake-air distributor. First, remove the intake-air distributor. → WM 244619 REMOVING AND INSTALLING DFI INTAKE-AIR DISTRIBUTOR
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
- 1-6 - Bar ignition module connectors for cylinders 1-6
- 7-12 - Connectors for high-pressure fuel injectors (DFI) for cylinders 1-6
- 13 - Throttle valve connector
- 14 - Crankcase heater connector
- 15 - Starter lead for terminal 50
- 16 - Knock sensor connector on DFI engines, right
- 17 - Connector for oil level sensor
- 18 - A/C compressor connector
- 19 - Connector for generator
- 20 - Crankshaft pulse sender on DFI engines
- 21 - Connector for oil pressure switch
- 22 - Connector for knock sensor on DFI engines, left
- 23 - Connector for high-pressure sensor
- 24 - Connector for flow control valve
- 25-26 - Connectors for hydraulic valves for camshaft control on DFI engines
- 27 - Connector for coolant temperature gauge
- 28 - Connector for additional coolant pump
- 29-30 - Hall sender connectors (camshafts) on DFI engines
- 31 - Connector for carbon canister valve
- 32 - Connector for intake pipe switchover valve
- 33-34 - Plug connections between engine wire harness and main wire harness
- 35 - Connector for DME control unit
- 36 - Ground strap
- Pull cable plug off the knock sensor.
- Remove fastening screw and knock sensor.