The rear fog lamp bulb is replaced as follows:
![P5-1617-V90 Tailgate hatch removal](https://www.volvocars.com/images/support/img8732d05b6fe9ee9ec0a8015245ee82cd_1_--_--_VOICEpnghigh.png?imwidth=1280)
Detach the panel on the inside of the tailgate by first turning the two knobs a quarter turn anticlockwise. Then unhook the panel and place it to one side.
![P5-1617-V90 Rear fog light bulb replacement](https://www.volvocars.com/images/support/img0d7b4dc970332683c0a8015261aea276_1_--_--_VOICEpnghigh.png?imwidth=1280)
Undo the bulb holder by turning it a quarter turn anticlockwise and pulling it out.
Remove the blown bulb from the bulb holder by pressing it in and turning anticlockwise.
Fit a new bulb by pressing it in and turning it clockwise.
Wipe the bulb's lens clean of any dirt, grease or moisture.
Attach the bulb holder by turning it a quarter turn clockwise.
Refit the panel and lock it on by turning the knobs a quarter turn clockwise.