Honda Civic 2021 Owner's Manual page 543

uuReplacing Light BulbsuParking/Daytime Running Lights
Parking/Daytime Running Lights
Parking/daytime running lights are LED type. Have an authorized Honda dealer
inspect and replace the light assembly.
Side Turn Signal/Emergency Indicator Lights
Door mirror side turn lights are LED type. Have an authorized Honda dealer inspect
and replace the light assembly.
542
* Not available on all models
Passenger side
3. Turn the socket clockwise to remove it,
then remove the old bulb.
4. Insert a new bulb.
Bulb
Socket
*