Opel CORSA Owner's Manual page 156

154 Vehicle care
2. Remove bulb from socket, insert
new bulb.
3. Insert bulb holder in reflector so
that the locating tab of the bulb
holder aligns with the reflector
recess.
4. Rotate clockwise to engage.
Front turn signal light
Front turn signal lights are equipped
with longlife bulbs. In case of failure,
have bulb replaced by a workshop.
Adaptive forward lighting
Headlights have separate systems for
low and high beam 1 (outer bulb),
cornering light 2 (inner bulb) and
daytime running light/side light 3.
Low/high beam
1. Disengage wire clip and remove
protective cover 1.