Volvo XC90 2018 Owner's Manual page 440

STARTING AND DRIVING
Temporarily switching off the start/
stop function
In certain situations it may be desirable to tem-
porarily deactivate the start/stop function.
Deactivate using the
Stop function button in the
centre display's function view.
The indication in the button is
switched off when the function
is deactivated.
The function is deactivated until
it is reactivated
•
the drive mode is changed to
•
Comfort
the next time the car is started.
•
Related information
Driving with start/stop function (p. 436)
•
Conditions for the Start/Stop function
•
(p. 438)
438
Conditions for the Start/Stop
function
For the Start/Stop function to work requires that
a number of conditions are met.
Start/ If any condition is not met, this will be indicated in
the driver display.
The engine does not auto-stop
The engine does not auto-stop in the following
cases:
The car has not reached approx. 10 km/h
•
(6 mph) after starting.
After a number of repeated auto stops,
•
Eco or
speed must again exceed approx. 10 km/h
(6 mph) before the next auto stop.
The driver has unfastened the seatbelt.
•
The capacity of the starter battery is below
•
the minimum permissible level.
The engine is not at normal operating tem-
•
perature.
The ambient temperature is below
•
approx. -5 °C (23 °F) or above approx. 30 °C
(86 °F).
The windscreen's electric heating is acti-
•
vated.
The environment in the passenger compart-
•
ment deviates from the set values.
The car is reversed.
•
The starter battery's temperature is below or
•
above the permitted limit values.
The driver makes sweeping steering wheel
•
movements.
The road is very steep.
•
The bonnet is opened.
•
When driving at high altitudes when the
•
engine has not reached operating tempera-
ture.
The ABS system has been activated.
•
In the event of heavy braking (even without
•
the ABS system having been activated).
Many starts during a short period of time
•
have activated the starter motor's thermal
protection.
The exhaust system's particulate filter is full.
•
A trailer is connected to the car's electrical
•
system.
The gearbox is not at normal operating tem-
•
perature.
The gear selector is in M (±) position.
•
The engine does not auto-start
In the following cases the engine does not auto-
start after having auto-stopped:
The driver is unbelted, the gear selector is in
•
P position and the driver's door is open - a
normal start must take place.