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.
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 R or M
•
(±) position.
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.
STARTING AND DRIVING
Related information
Start/stop function (p. 424)
•
Driving with start/stop function (p. 425)
•
Temporarily switching off the start/stop func-
•
tion (p. 426)
427