Honda CIVIC COUPE 2018 Owner's Manual page 536

uuReplacing Light BulbsuBrake Light, Tail/Rear Side Marker Light, Rear Turn Signal Light and Back-Up Light Bulbs
Brake Light, Tail/Rear Side Marker Light, Rear Turn
Signal Light and Back-Up Light Bulbs
When replacing, use the following bulbs.
Brake Light: 21 W
Tail/Rear Side Marker Light: LED
Rear Turn Signal Light: 21 W (Amber)
Back-Up Light: 6 W
Bolt
Bulb
Bulb
Socket
534
1. Use a Phillip-head screwdriver or socket to
remove the bolts.
2. Pull the light assembly out of the rear pillar.
3. Turn the socket counter-clockwise and
remove it.
4. Remove the old bulb and insert a new bulb.
5. Slide the light assembly onto the guide on
the body.
6. Align the pins with the body grommets,
then push in until they fully seat.
Socket
1Brake Light, Tail/Rear Side Marker Light, Rear Turn Signal Light
and Back-Up Light Bulbs
Tail/rear side marker lights are LED type. Have an
authorized Honda dealer inspect and replace the light
assembly.