Fiat 500 X 2016 Owner's Manual page 382

380 IN CASE OF EMERGENCY
5. Install the headlamp bulb and socket; align the tabs
and turn it clockwise making sure it is properly
locked.
Headlamp Bulb Connector
WARNING!
Carry out the operation of replacing lamps only with
the engine off. Also make sure that the engine is cold,
to avoid the danger of burns.
Position Lights/Daytime Running Lights/Fog Lights
To replace the bulbs proceed as follows:
1. Turn the front wheels completely.
2. Use a suitable tool to remove the access door.