Index: leahi_dialin/dd/modules/pressure_sensors.py
===================================================================
diff -u -r144020fa422bc5d0db1bd62647c29022a887206e -ref1a96c75c42aea1fbc1241fc01b5fb0135f9562
--- leahi_dialin/dd/modules/pressure_sensors.py	(.../pressure_sensors.py)	(revision 144020fa422bc5d0db1bd62647c29022a887206e)
+++ leahi_dialin/dd/modules/pressure_sensors.py	(.../pressure_sensors.py)	(revision ef1a96c75c42aea1fbc1241fc01b5fb0135f9562)
@@ -68,15 +68,15 @@
         @return: none
         """
         self.dd_pressures[DDPressureNames.D9_PRES.name] = struct.unpack('f', bytearray(
-            message['message'][MsgFieldPositions.START_POS_FIELD_3:MsgFieldPositions.END_POS_FIELD_3]))[0]
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))[0]
         self.dd_pressures[DDPressureNames.D66_PRES.name] = struct.unpack('f', bytearray(
-            message['message'][MsgFieldPositions.START_POS_FIELD_4:MsgFieldPositions.END_POS_FIELD_4]))[0]
+            message['message'][MsgFieldPositions.START_POS_FIELD_2:MsgFieldPositions.END_POS_FIELD_2]))[0]
         self.dd_pressures[DDPressureNames.D51_PRES.name] = struct.unpack('f', bytearray(
-            message['message'][MsgFieldPositions.START_POS_FIELD_5:MsgFieldPositions.END_POS_FIELD_5]))[0]
+            message['message'][MsgFieldPositions.START_POS_FIELD_3:MsgFieldPositions.END_POS_FIELD_3]))[0]
         self.dd_pressures[DDPressureNames.D18_PRES.name] = struct.unpack('f', bytearray(
-            message['message'][MsgFieldPositions.START_POS_FIELD_6:MsgFieldPositions.END_POS_FIELD_6]))[0]
+            message['message'][MsgFieldPositions.START_POS_FIELD_4:MsgFieldPositions.END_POS_FIELD_4]))[0]
         self.dd_pressures[DDPressureNames.D41_PRES.name] = struct.unpack('f', bytearray(
-            message['message'][MsgFieldPositions.START_POS_FIELD_7:MsgFieldPositions.END_POS_FIELD_7]))[0]
+            message['message'][MsgFieldPositions.START_POS_FIELD_5:MsgFieldPositions.END_POS_FIELD_5]))[0]
 
         self.dd_pressures_timestamp = timestamp