Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -ref6283257df7c1f993d58fb934da57ea3e0a7067 -r173e5908bada098006b85c1267147a187d2eaef4
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision ef6283257df7c1f993d58fb934da57ea3e0a7067)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 173e5908bada098006b85c1267147a187d2eaef4)
@@ -71,6 +71,7 @@
 
 #define PSI_TO_MMHG                         ( 51.7149F )                                    ///< Conversion factor for converting PSI to mmHg.
 
+// The new arterial pressure sensor is the same as the venous pressure sensor
 #define VENOUS_PRESSURE_NORMAL_OP           0                                               ///< Venous pressure status bits indicate normal operation.
 #define VENOUS_PRESSURE_CMD_MODE            1                                               ///< Venous pressure status bits indicate sensor in command mode.
 #define VENOUS_PRESSURE_STALE_DATA          2                                               ///< Venous pressure status bits indicate data is stale (no new data since last fpga read).
@@ -608,6 +609,15 @@
     U32 bpOccl = getMeasuredBloodPumpOcclusion();
     BOOL outOfRange = ( bpOccl < MIN_OCCLUSION_COUNTS || bpOccl > MAX_OCCLUSION_COUNTS ? TRUE : FALSE );
 
+#ifndef _RELEASE
+    if( getSoftwareConfigStatus( SW_CONFIG_ENABLE_V3_SYSTEM ) == SW_CONFIG_ENABLE_VALUE)
+    {
+        U32 minOcclusionCountV3 = 1500;
+        outOfRange = (( bpOccl < minOcclusionCountV3 || bpOccl > MAX_OCCLUSION_COUNTS ? TRUE : FALSE ));
+    }
+#endif
+
+
 #ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_PRESSURE_CHECKS ) != SW_CONFIG_ENABLE_VALUE )
 #endif
@@ -628,7 +638,7 @@
         // and setOcclusionInstallLevel has been called.
         if ( MODE_PRET == getCurrentOperationMode() )
         {
-            if ( getPreTreatmentSubState() > HD_PRE_TREATMENT_CART_INSTALL_STATE && getDrySelfTestsState() > DRY_SELF_TESTS_START_STATE )
+            if( getPreTreatmentSubState() > HD_PRE_TREATMENT_CART_INSTALL_STATE && getDrySelfTestsState() > DRY_SELF_TESTS_START_STATE )
             {
                 // Check for occlusion
                 if ( bpOccl > ( OCCLUSION_THRESHOLD_OFFSET + bloodPumpOcclusionAfterCartridgeInstall ) )
@@ -638,7 +648,6 @@
                 }
             }
         }
-
         // Check for occlusion in Treatment modes where pumps are moving
         else if ( MODE_TREA == getCurrentOperationMode() )
         {