Index: firmware/App/Controllers/TemperatureSensors.c
===================================================================
diff -u -rbd7df978ca5b65a730ea0164d8b2ab24e135e661 -r2ff67ddabf473d02fe0e206ebf3ffe80d2751c4e
--- firmware/App/Controllers/TemperatureSensors.c	(.../TemperatureSensors.c)	(revision bd7df978ca5b65a730ea0164d8b2ab24e135e661)
+++ firmware/App/Controllers/TemperatureSensors.c	(.../TemperatureSensors.c)	(revision 2ff67ddabf473d02fe0e206ebf3ffe80d2751c4e)
@@ -14,8 +14,11 @@
 * @date (original) 08-Apr-2020
 *
 ***************************************************************************/
-#include <math.h>  // For temperature calculation
 
+#ifndef _VECTORCAST_
+    #include <math.h>   // For temperature calculation
+#endif
+
 #include "TemperatureSensors.h"
 #include "FPGA.h"
 #include "SystemCommMessages.h"
@@ -360,7 +363,7 @@
 {
     F32 temperature;
 
-    if ( adcConversionCoeff == 0.0 )
+    if ( FABS( adcConversionCoeff ) < NEARLY_ZERO )
     {
         //R(RTD) = R(ref) * (adc – 2^N-1) / (G *2^N-1);
         F32 resistance = (refResistance * (avgADC - pow(2,(TEMP_SENSORS_ADC_BITS - 1)))) / (gain * pow(2,(TEMP_SENSORS_ADC_BITS - 1)));
Index: firmware/App/Services/MessagePayloads.h
===================================================================
diff -u -r73113d51d6ca20fd4e34d69d241fbb18bb70dc1e -r2ff67ddabf473d02fe0e206ebf3ffe80d2751c4e
--- firmware/App/Services/MessagePayloads.h	(.../MessagePayloads.h)	(revision 73113d51d6ca20fd4e34d69d241fbb18bb70dc1e)
+++ firmware/App/Services/MessagePayloads.h	(.../MessagePayloads.h)	(revision 2ff67ddabf473d02fe0e206ebf3ffe80d2751c4e)
@@ -120,9 +120,9 @@
 
 typedef struct
 {
-    S32 xOffset;
-    S32 yOffset;
-    S32 zOffset;
+    F32 xOffset;
+    F32 yOffset;
+    F32 zOffset;
 } ACCEL_CAL_PAYLOAD_T;
 
 #pragma pack(pop)
Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r0574b170e0fdd06f1821d49c96b97df10c48f54f -r2ff67ddabf473d02fe0e206ebf3ffe80d2751c4e
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 0574b170e0fdd06f1821d49c96b97df10c48f54f)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 2ff67ddabf473d02fe0e206ebf3ffe80d2751c4e)
@@ -26,6 +26,7 @@
 #include "ModeStandby.h"
 #include "ModeRecirculate.h"
 #include "MsgQueues.h"
+#include "NVDataMgmt.h"
 #include "OperationModes.h"
 #include "Pressures.h"
 #include "Reservoirs.h"
@@ -662,8 +663,11 @@
  * @return none
  *************************************************************************/
 void handlePowerOffWarning( MESSAGE_T *message )
-{
-    // TODO - signal modules that require a warning
+{
+    if ( message->hdr.payloadLen == 0 )
+    {
+        signalPowerOffWarning();
+    }
 }
 
 /*************************************************************************
@@ -1331,7 +1335,7 @@
  *************************************************************************/
 void handleSetAccelCalibration( MESSAGE_T *message )
 {
-    BOOL result;
+    BOOL result = FALSE;
 
     if ( message->hdr.payloadLen == sizeof(ACCEL_CAL_PAYLOAD_T) )
     {