Display messages
Possible causes/consequences and
M
M
Solutions
Á
Replace Key Battery
* The SmartKey battery is discharged.
#
Replace the battery (
/
page 63).
Á
Key Not Detected
(white
display message)
* The SmartKey is currently undetected.
#
Change the location of the SmartKey in the vehicle.
#
If the SmartKey is still not recognized, place it in the marked space for starting with the SmartKey
(
/
page 132).
Á
Key Not Detected
(red dis‐
play message)
* The SmartKey cannot be detected and may no longer be in the vehicle.
The SmartKey is no longer in the vehicle and you switch off the engine:
R
You can no longer start the engine.
R
You cannot centrally lock the vehicle.
#
Ensure that the SmartKey is in the vehicle.
If the SmartKey detection function has a malfunction due to a strong radio signal source:
#
Pull over and stop the vehicle safely as soon as possible in accordance with the traffic conditions.
#
Place the SmartKey in the marked space for starting the engine with the SmartKey (
/
page 132).
Display messages and warning/indicator lamps 379
Summary of Contents for A-Class 2020
Page 7: ......
Page 8: ...Left hand drive vehicles 6 At a glance Cockpit ...
Page 10: ...Q Electric parking brake 155 R Light switch 112 8 At a glance Cockpit ...
Page 11: ......
Page 12: ...Instrument Display standard 10 At a glance Warning and indicator lamps ...
Page 14: ...12 At a glance Overhead control panel ...
Page 16: ...14 At a glance Door control panel and seat adjustment ...