SMART fortwo coupe Owner's Manual page 151

Key
Problem
You can no longer lock
or unlock the vehicle
using the key.
You have lost a key.
Warning tones
Problem
The anti-theft alarm
system* is suddenly
triggered.
You hear a warning
tone.
You hear a warning
tone.
* optional
Possible causes/consequences and M Solutions
The key batteries are discharged or nearly discharged.
X
Point the tip of the key at the vehicle from close range and try
to unlock or lock the vehicle again.
If this does not work:
X
Lock the vehicle manually (
hand door using the key (
X
Check the key batteries and replace them if necessary
Y
( page 152).
The key is faulty.
X
Lock the vehicle manually (
hand door using the key (
X
Have the key checked at a specialist workshop that is quali-
fied for smart electric drive vehicles, e.g. a smart Centre.
X
Order a replacement key at a qualified specialist workshop,
e.g. a smart Centre.
Possible causes/consequences and M Solutions
The alarm was triggered by:
the tailgate or a door is opened.
R
closing the left door with the key (
R
the vehicle interior is entered.
R
there is movement in the vehicle interior.
R
tipping the vehicle
R
X
To stop the alarm: insert the key into the ignition lock.
or
X
Press the # or * button on the key.
The alarm is switched off.
You are driving with the parking brake applied.
X
Release the parking brake.
You have opened the driver's door without switching off the
vehicle lighting first.
X
Turn the light switch to $.
Troubleshooting
Y
page 151) or unlock the left-
Y
page 151).
Y
page 151) or unlock the left-
Y
page 151).
Y
page 151)
149
Z