Volvo XC90 2015-2021 Owners Manual / Starting and driving / Driving with the Start/Stop function

Volvo XC90: Starting and driving / Driving with the Start/Stop function

Start/stop is a function that temporarily turns off the engine when the vehicle is stationary and then automatically starts it when needed. The Start/Stop function is available when the ignition is started and can be activated if certain conditions are met.

The instrument panel indicates when the function is

  • Available
  • active
  • not available.

All of the vehicle's ordinary systems, such as lighting, radio, etc. function normally when the engine has been auto-stopped. Certain functions may be temporarily reduced however such as the climate system's blower speed or extremely high audio system volume.

Auto-stop

To auto-stop the engine:

  • Stop the vehicle by applying the brakes and keep the brake pedal depressed. The engine will auto-stop.

In Comfort or Eco drive mode, the engine may auto-stop before the vehicle has com- pletely stopped.

With Adaptive Cruise Control or Pilot Assist activated, the engine will auto-stop about three seconds after the vehicle has stopped.

Auto-start

The following conditions must be met for the engine to auto-start.

  • Release the brake pedal. The engine will auto-start and the vehicle can be driven. On an uphill gradient, Hill Start Assist (HSA1 ) will activate to help prevent the vehicle from rolling backward.
  • When the Auto-hold function is activated, auto-start will be delayed until the accelerator is pressed.
  • When Adaptive Cruise Control or Pilot Assist are activated, the engine will autostart when the accelerator pedal is depressed or the Volvo XC90. Driving with the Start/Stop function button on the leftside steering wheel keypad is pressed.
  • Maintain pressure on the brake pedal and press the accelerator pedal. The engine will auto-start.
  • On a downhill gradient: Release the brake pedal slightly so that the vehicle begins to roll. The engine will auto-start after a slight increase in speed.

Symbols in the instrument panel

Volvo XC90. Driving with the Start/Stop function White – Displayed in the tachometer when the function is available.

Volvo XC90. Driving with the Start/Stop function Green – Shown in the tachometer when the function is active and the engine is auto-stopped.

Volvo XC90. Driving with the Start/Stop function Gray – When the symbol is grayedout with a line through it, the function is not available.

If no symbol is shown, the function is switched off.

Volvo XC90. Driving with the Start/Stop function

The function is active and the engine has auto-stopped.

On vehicles with the 8-inch instrument panel, the symbol will be shown at the bottom of the speedometer.

1 Hill Start Assist

    Start/Stop function

    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...

    Deactivating the Start/Stop function

    In certain situations, it may be advisable to turn the Start/Stop function off. To turn off Start/Stop, tap the Start/Stop function button in the center display's Function view...

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