Volvo XC90: Lighting / Rear fog light
The rear fog light is considerably brighter than ordinary taillights and should
only be used to help other road users see the vehicle when visibility is reduced
by conditions such as fog, snow, smoke or dust.

Rear fog light button.
The fog lights are located on the right and left sides of the rear of the vehicle.
The rear fog light can only be used when:
- ignition mode II is active and the lighting ring is in position
or

- the lighting ring is in the
position and the front fog lights are on.
Press the button to switch on/off. The
symbol in the instrument panel illuminates
when the rear fog light is on.
The rear fog light turns off automatically when:
- the ignition is off or the lighting ring is in the
position.
- the lighting ring is in the
position and the front fog lights are turned off.
NOTE
Regulations concerning rear fog light use vary from country to country.
(Option/accessory)
The fog lights can be activated manually when driving in fog and are activated
automatically when backing up to help augment the backup light...
The brake lights are automatically illuminated when braking.
The brake lights are illuminated when the brake pedal is depressed and when the
brakes are automatically applied by a driver support system...
Other information:
Every door has a control panel for the power windows. The driver's door has
controls for operating all windows and for activating the child safety locks.
Driver's door control panel.
Electric child safety locks* that
deactivate the controls in the rear doors to prevent the doors or windows from being
opened from the inside...
It is important to check the vehicle before driving in cold/snowy conditions
to make sure it can be driven safely.
Before the cold season arrives:
Make sure the engine coolant contains 50% antifreeze. This mixture helps
protect the engine from frost erosion down to approx...