Porsche Cayenne Owner's Manual page 334

Replacing side marker light bulb
Cayenne, Cayenne S, Cayenne S
Transsyberia
4. Pull bulb socket out of the bulb housing.
334
Minor Repairs
5. Remove the defective bulb from the socket
and replace.
When inserting the socket in the bulb housing,
make sure that the socket has engaged fully.
Changing turn signal bulb
Cayenne, Cayenne S, Cayenne S
Transsyberia
1. Turn socket counter-clockwise and remove.
2. Replace the defective bulb (bayonet fitting).
3. Insert socket and turn in clockwise direction.
Make sure that the bulb is installed in the
correct position.