Conditions For The Start/Stop Function - Volvo S90 Owner's Manual

Conditions for the Start/Stop
function
For the Start/Stop function to work requires that
a number of conditions are met.
If any condition is not met, this will be indicated in
the driver display. See the section "Using the
Start/Stop function".
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,
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 under -5 °C or
above approx. 30 °C.
•
the windscreen's electric heating is activated.
•
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.
•
The gearbox is not at normal operating tem-
perature.
•
When driving at high altitudes when the
engine has not reached operating tempera-
ture.
• The gear selector is in ± position.
•
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.
•
Applies to cars with diesel engines: The
exhaust system's particulate filter is full.
•
A trailer is connected electrically to the car's
electrical system.
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.
STARTING AND DRIVING
The engine auto-starts without the
brake pedal having been released
In the following cases, the engine auto-starts
even if the driver does not take his/her foot off
the brake pedal:
•
High humidity in the passenger compartment
forms misting on the windows.
•
The environment in the passenger compart-
ment deviates from the set values.
•
There is a temporarily high current take-off
or starter battery capacity drops below the
lowest permissible level.
•
Repeated pumping of the brake pedal.
•
The bonnet is opened.
•
The car starts to roll or increase speed
slightly if the car auto-stopped without being
completely stationary.
•
The driver's seatbelt buckle is opened with
the gear selector in D or N position.
•
The gear selector is moved from D to posi-
tion R or ±.
•
The driver's door is opened with the gear
selector in D position - a "ping" sound and
text message indicate that the ignition is on.
WARNING
Do not open the bonnet when the engine has
auto-stopped. Switch off the engine normally
before lifting up the bonnet.
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