Cayenne S (9PA) V8-4.5L (2003)
12. Disconnect the fuel line. To do this separate the connector on the plenum panel. Collect emerging fuel.
13. Separate all 8 connectors on the injection valves. To do this, press the metal clip and pull off the connector.
14. Unscrew the 4 fastening screws with a Torx key 30 on the fuel distribution pipe.
15. Remove fuel distribution pipe with the injection valves.
Installing fuel distribution pipe
NOTE: If the injection valves are to be reused, the sealing rings should be replaced.
1. Replace sealing rings on the injection valves. Take care not to damage the injection valve when removing the sealing rings.
2. Insert injection valves into the openings in the intake module and press the fuel gallery down.
3. Tighten the 4 fastening screws to 8 Nm (6.0 ftlb.).