Index: firmware/App/Modes/ModePreGenDialysate.c
===================================================================
diff -u -rf6022e86136c821709ce24b61e11e8e2bdf0b11e -r88f86f2dc5107670e32f53e04e256ad8249ba55f
--- firmware/App/Modes/ModePreGenDialysate.c	(.../ModePreGenDialysate.c)	(revision f6022e86136c821709ce24b61e11e8e2bdf0b11e)
+++ firmware/App/Modes/ModePreGenDialysate.c	(.../ModePreGenDialysate.c)	(revision 88f86f2dc5107670e32f53e04e256ad8249ba55f)
@@ -386,6 +386,8 @@
 {
     DD_WET_SELF_TEST_STATE_T state  = DD_WET_SELF_TEST_NEGATIVE_DEAERATION_PRES_CHECK;
     F32 hydPressure                 = getFilteredPressure( D9_PRES );
+    // For Degassing close loop pump control, the calculated negative pressure added up with pressure adjustment factor
+    // to drive more negative pressure.Remove the pressure adjustment factor for actual pressure check.
     F32 targetPressure              = getDialysatePumpTargetPressure( D12_PUMP ) - DEGAS_PUMP_TARGET_PRES_ADJ_THRESHOLD;
 
     if ( hydPressure <= targetPressure )