Mercedes-Benz Coupe GT, Operator'S Manual

Page: 68 / 286

Problem Possible causes/consequences and M M Solutions
The engine cannot be
started using the
SmartKey.
The on-board voltage is too low.
X
Switch off non-essential consumers, such as seat heating or
interior lighting, and try to start the engine again.
X
Remove the SmartKey and reinsert it into the ignition lock.
X
Start the engine within 30 seconds of inserting the SmartKey
into the ignition lock.
X
Repeat if necessary.
If this does not work:
X
Check the starter battery and charge it if necessary
(
Y
page 236).
or
X
Jump-start the vehicle (
Y
page 240).
or
X
Consult a qualified specialist workshop.
The SmartKey cannot
be turned in the ignition
lock.
The SmartKey has been in position 0 for a considerable time.
X
Remove the SmartKey and reinsert it into the ignition lock.
X
Check the starter battery and charge it if necessary
(
Y
page 236).
X
Start the engine.
The on-board voltage is too low.
X
Switch off nonessential consumers, such as seat heating or
interior lighting, and try to turn the SmartKey again.
If this does not work:
X
Check the starter battery and charge it if necessary
(
Y
page 236).
or
X
Jump-start the vehicle (
Y
page 240).
or
X
Consult a qualified specialist workshop.
66
SmartKey
Opening
and
closing