after locking the vehicle with the key
after locking the vehicle using KEYLESS-GO
![](../../assets/images/5b04973cc6a4aa48354ae36506864dcd_1_-----.jpg)
Indicator lamp flashes when the ATA system is primed.
after unlocking the vehicle with the key
after unlocking the vehicle using KEYLESS-GO
after pressing the start/stop button with the key in the stowage compartment More
When the Mercedes‑Benz emergency call system is active and the alarm stays on for more than 30 seconds, a message is automatically sent to the Customer Assistance Centre More.