Triggering alarm via panic switch, function - GF80.50-P-3014S

MODEL 215, 220 with CODE (491) USA version 

MODEL 215, 220 with CODE (551a) Anti-theft alarm (ATA) 

Fig 1: Triggering Alarm Via Panic Switch, Function Diagram - Illustrated On Model 220

The panic alarm function can be triggered with the remote control key  . For this purpose press the panic alarm button on the remote control key and hold down for at least two seconds.

Function sequence 

The remote control key transmits a radio frequency signal when the panic button is actuated. The signal is received by the vehicle and, after checking the key code, transmitted to the left front SAM control module (N10/6) via the CAN bus. The left front SAM control module (N10/6) sounds an acoustic and an optical alarm  .

The alarm can be interrupted by reactuating the panic button or by inserting the remote control key into the key opening on the electronic ignition/starter switch control module (N73).

The duration of the panic alarm can be programmed in the control module.