Vauxhall Astra 2014 Owner's Manual page 233

232 Vehicle care
3-door hatchback
Bi-Halogen Headlight (1) with one
bulb for low and high beam.
Sidelight/Daytime running light (2).
Low/High beam (1)
1. Rotate the cap (1) anticlockwise
and remove it.
2. Rotate the bulb holder
anticlockwise to disengage.
Withdraw the bulb holder from the
reflector.
3. Disengage the bulb holder from
the plug connector by pressing
the retaining lug.
4. Replace the bulb and connect
bulb holder with the plug
connector.
5. Insert the bulb holder, engaging
the two lugs into the reflector and
rotate clockwise to secure.
6. Fit the cap and rotate clockwise.