Volvo XC90: Starting and driving / Activating and deactivating Eco drive mode using the function button
There is a function button for Eco drive mode in the center display's Function
view if the vehicle is not equipped with a drive mode control in the tunnel console.
When the engine is switched off, Eco mode is deactivated and must therefore be
reactivated each time the engine is started. ECO will be displayed in the
instrument panel when the function is activated.
Selecting Eco drive mode in the center display's Function view
Tap the Driving Mode ECO button to activate or deactivate the function.

An indicator light in the button will illuminate when the function is activated.
Eco drive mode can help make driving more fuel-efficient and eco-friendly.
Use this mode to save fuel and promote ecofriendly driving.
When Eco mode is activated, the following characteristics are modified:
The automatic transmission's shifting points...
Start/Stop is a function that temporarily switches off the engine when the
vehicle has stopped, e.g. at a traffic light or in heavy traffic, and then starts
it again automatically when needed...
Other information:
Bright light entering the vehicle from behind, e.g. from the headlights of
following vehicles, could reflect in the rearview mirror and door mirrors and cause
a glare. Use the dimming function when light from behind is distracting.
Auto-dim
If bright light enters the vehicle from behind, the door mirrors will automatically
dim when it is dark outside or when lighting conditions are low, for exa..
(Option/accessory.)
There is a function button for driving at low speeds with Hill Descent
Control in the center display's Function view if the vehicle is not equipped
with a drive mode control in the tunnel console.
Selecting Low Speed Control in the center display's Function view
Tap the Hill Descent Control button to activate or deactivate the
function.
An indicator light in the butto..