Index: firmware/App/Modes/ModeStandby.c
===================================================================
diff -u -rd390fa596f0f36086d017d462924dfd2b46ac56a -rb06b87cfa938d64dc2d5bad949577a90aef2519e
--- firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision d390fa596f0f36086d017d462924dfd2b46ac56a)
+++ firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision b06b87cfa938d64dc2d5bad949577a90aef2519e)
@@ -32,6 +32,7 @@
 #include "ModeTreatmentParams.h"
 #include "NVDataMgmt.h"
 #include "OperationModes.h"
+#include "PresOccl.h"
 #include "RTC.h"
 #include "Switches.h"
 #include "SyringePump.h"
@@ -136,6 +137,7 @@
     resetBloodPumpRotorCount();
     resetDialInPumpRotorCount();
     resetPreLoadStatus();
+    resetPresOccl();
     setVenousBubbleDetectionEnabled( FALSE );
     setCurrentSubState( NO_SUB_STATE );
     clearNoRetriggerFlag();