Index: firmware/App/Controllers/DGInterface.c
===================================================================
diff -u -r311cbf33e621a6a46033c448adc576a2b75c7023 -r8cd20927bc9f03f3ca5b04bc42f409a588880a7c
--- firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision 311cbf33e621a6a46033c448adc576a2b75c7023)
+++ firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision 8cd20927bc9f03f3ca5b04bc42f409a588880a7c)
@@ -550,6 +550,12 @@
 {
     if ( opMode < NUM_OF_DG_MODES )
     {
+        // reset POST passed flag if DG restarted or faulted or went to service mode
+        if ( ( opMode < DG_MODE_STAN ) && ( dgCurrentOpMode >= DG_MODE_STAN ) )
+        {
+            signalDGPOSTFinalResult( FALSE );
+        }
+        // update DG op mode and sub-mode
         dgCurrentOpMode = (DG_OP_MODE_T)opMode;
         dgSubMode = subMode;
     }