Porsche Cayman Owner's Manual page 276

Changing bulb for high beam or additional high
beam (Bi-Xenon headlight)
1. Turn the bulb holder. Turn it counter-clockwise
on the left headlight and clockwise on the right
headlight. Take bulb holder out of the headlight
housing.
274
Practical Tips, Emergency Service
2. Pull both plug release tabs apart. Pull plug out
of the bulb holder.
3. Replace the defective bulb with bulb holder.
4. Reassemble in reverse order.
Closing lid of headlight housing
1. Push on lid until it perceptibly engages.
2. Fasten lid with the 4 screws.