Index: firmware/App/Modes/ModePreTreat.c
===================================================================
diff -u -r69656450319bfcfdeffdc8f11e88084d4ea38d7d -rc965df576088a9b2eb23d826f8f7e9f03d1bc962
--- firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision 69656450319bfcfdeffdc8f11e88084d4ea38d7d)
+++ firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision c965df576088a9b2eb23d826f8f7e9f03d1bc962)
@@ -407,6 +407,11 @@
 
     execPrime();
 
+    if ( FALSE == getDoorState() )
+    {
+        activateAlarmNoData( ALARM_ID_CARTRIDGE_DOOR_OPENED );
+    }
+
     if ( TRUE == isWetSelfTestsPassed() )
     {
         state = HD_PRE_TREATMENT_RECIRCULATE_START_STATE;