2019-2026 Volvo V90 SUV STARTING AND DRIVING -> Start/Stop function User Manual
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STARTING AND DRIVING -> Start/Stop function for Your Volvo V90 SUV Second Generation (2019-2026)

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.  
Start/Stop function  
Driving with the 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 traf-  
fic, and then starts it again automatically  
when needed.  
The Start/Stop function reduces fuel con-  
sumption, which helps to reduce exhaust  
emissions.  
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 cer-  
tain conditions are met.  
The instrument panel indicates when the func-  
tion is  
The system makes it possible to drive more  
economically and climate-smart by letting the  
engine auto-stop when appropriate.  
Available  
active  
•
•
•
Selecting Eco drive mode in the center  
display's Function view  
Related information  
not available.  
Driving with the Start/Stop function  
(p. 408)  
•
•
•
All of the vehicle's ordinary systems, such as  
lighting, radio, etc. function normally when the  
engine has been auto-stopped. Certain func-  
tions may be temporarily reduced, however,  
such as the climate system's blower speed or  
extremely high audio system volume.  
–
Tap the Driving Mode ECO button to  
activate or deactivate the function.  
Conditions for the Start/Stop function  
(p. 410)  
Drive modes* (p. 403)  
Auto-stop  
To auto-stop the engine:  
> An indicator light in the button will illu-  
minate when the function is activated.  
Related information  
Eco drive mode (p. 405)  
Changing drive mode* (p. 405)  
Drive modes* (p. 403)  
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•
•
408  
* Option/accessory.  
STARTING AND DRIVING  
Stop the vehicle by applying the brakes  
and keep the brake pedal depressed. The  
engine will auto-stop.  
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.  
•
•
In Comfort or Eco drive mode, the engine  
may auto-stop before the vehicle has com-  
pletely stopped.  
Symbols in the instrument panel  
With Adaptive Cruise Control or Pilot Assist  
activated, the engine will auto-stop about  
three seconds after the vehicle has stopped.  
The  
symbol will be displayed in  
•
•
the tachometer when the function is avail-  
able.  
Auto-start  
The following conditions must be met for the  
engine to auto-start.  
An indicator in the tachometer will point  
The function is active and the engine has auto-stop-  
ped.  
Release the brake pedal. The engine will  
auto-start and the vehicle can be driven.  
On an uphill gradient, Hill Start Assist  
(HSA12) will activate to help prevent the  
vehicle from rolling backward.  
•
toward  
when Start/Stop is active  
On vehicles with the 8-inch instrument panel,  
the symbol will be shown at the bottom of the  
speedometer.  
and the engine has auto-stopped.  
Related information  
The  
symbol will be grayed-out  
•
•
Deactivating the Start/Stop function  
(p. 410)  
•
When the Auto-hold function is activated,  
auto-start will be delayed until the acceler-  
ator is pressed.  
•
•
when the function is not available.  
No symbol will be shown when the func-  
tion is turned off.  
Conditions for the Start/Stop function  
(p. 410)  
•
When Adaptive Cruise Control or Pilot  
Assist are activated, the engine will auto-  
start when the accelerator pedal is  
Start/Stop function (p. 408)  
Hill Start Assist (p. 395)  
Auto-hold brakes (p. 393)  
•
•
•
depressed or the  
button on the left-  
side steering wheel keypad is pressed.  
Maintain pressure on the brake pedal and  
press the accelerator pedal. The engine  
will auto-start.  
•
12  
Hill Start Assist  
409  
STARTING AND DRIVING  
Driving at high altitude and the engine has  
not reached its normal operating tempera-  
ture.  
Deactivating the Start/Stop  
function  
Conditions for the Start/Stop  
function  
Certain conditions must be met for Start/  
Stop to function.  
If any condition is not met, this will be indi-  
cated in the instrument panel.  
•
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 Func-  
tion view. The indicator light  
in the button will go out  
ABS has been activated.  
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•
Hard braking (even if the ABS system has  
not been activated).  
Many starts during a short period of time  
have triggered the starter motor's over-  
heating protection.  
•
The engine does not auto-stop  
The engine will not auto-stop if:  
when the function has been  
turned off.  
The vehicle has not reached a speed of  
ca 10 km/h (6 mph) after starting.  
•
The exhaust system's particulate filter is  
full  
•
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The function will remain turned off until:  
After several auto-stops, the speed must  
again exceed approximately ca 10 km/h  
(6 mph) before the next auto-stop.  
•
A trailer is connected to the vehicle's elec-  
trical system.  
it is reactivated  
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•
the drive mode is changed to Eco.  
The transmission is not running at its nor-  
mal operating temperature.  
The driver has not fastened the seatbelt.  
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Related information  
The engine is not running at its normal  
operating temperature.  
The gear selector is in mode M (±).  
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•
Driving with the Start/Stop function  
(p. 408)  
•
If traffic conditions allow it (for example in  
a traffic jam).  
The ambient temperature is under  
approximately -5 °C (23 °F) or over  
approximately 30 °C (86 °F).  
•
Conditions for the Start/Stop function  
(p. 410)  
•
The engine does not auto-start  
The engine will not auto-start after an auto-  
stop if:  
Windshield heating is activated.  
•
•
The climate system settings and the  
actual climate in the passenger compart-  
ment differ.  
The driver is not wearing a seat belt, the  
gear selector is in the P position and the  
driver's door is open. The engine must be  
started normally.  
•
The vehicle is in reverse.  
•
•
The driver is making large steering wheel  
movements.  
The road gradient is very steep.  
The hood is open.  
•
•
410  
STARTING AND DRIVING  
The engine auto-starts while the brake  
pedal is depressed  
Related information  
Start/Stop function (p. 408)  
•
In the following situations, the engine will  
auto-start even if the brake pedal is  
depressed:  
Driving with the Start/Stop function  
(p. 408)  
•
Deactivating the Start/Stop function  
(p. 410)  
•
High levels of condensation on the inside  
of the windows.  
•
The climate system settings and the  
actual climate in the passenger compart-  
ment differ.  
•
The brake pedal is pumped repeatedly.  
The hood is open.  
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The vehicle begins to roll or increases  
speed slightly if the engine auto-stopped  
before the vehicle was at a standstill.  
The driver's seat belt is unbuckled with the  
gear selector in the D or N positions.  
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The gear selector is moved from D to R or  
M (±).  
The driver's door is opened with the gear  
selector in D. An audible signal and a text  
message informs the driver that the igni-  
tion is on.  
WARNING  
Do not open the hood if the engine has  
auto-stopped. Turn off the engine by  
switching off the ignition before lifting the  
hood.  
411  

Related Topics

STARTING AND DRIVING
Starting the vehicle Ignition modes Brakes Parking brake Transmission All Wheel Drive (AWD)* Drive modes* Leveling control* and suspension Refueling Jump starting using another battery Driving with a trailer

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