Volvo XC90: Lighting / Using the rear window wiper/washer

Using the windshield and head-light washers

The windshield and headlight washers are designed to clean the windshield and headlights. Use the right-side steering wheel lever to start the windshield and headlight washers...

Using automatic rear window wiping when backing up

If reverse gear is engaged while the windshield wipers are on, the rear window wipers will start. This function is deactivated when a different gear is selected...

Other information:

Volvo XC90 2015-2023 Owners Manual: Automatic car washes

The vehicle should be washed as soon as it becomes dirty. The longer the dirt remains, the more difficult it will be to keep the vehicle clean. It could also lead to paint damage. Washing your vehicle in an automatic car wash is a fast and easy way to keep your vehicle clean, but it does not reach all areas of the vehicle...

Volvo XC90 2015-2023 Owners Manual: Hand washing

The vehicle should be washed as soon as it becomes dirty. This makes the vehicle easier to clean because dirt does not attach as strongly. It also reduces the risk of scratches and keeps the vehicle looking new. Wash the vehicle in a car wash or garage with an oil separator and use car washing detergent...