Index: firmware/App/Controllers/BloodLeak.c
===================================================================
diff -u -r660876bca7ae34f862ae9cc6feef9a30ec02fe94 -r75e1ae332d1446dddf9b8d4ce6e8317449c57d67
--- firmware/App/Controllers/BloodLeak.c	(.../BloodLeak.c)	(revision 660876bca7ae34f862ae9cc6feef9a30ec02fe94)
+++ firmware/App/Controllers/BloodLeak.c	(.../BloodLeak.c)	(revision 75e1ae332d1446dddf9b8d4ce6e8317449c57d67)
@@ -8,7 +8,7 @@
 * @file    BloodLeak.c
 *
 * @author  (last)      Dara Navaei
-* @date    (last)      11-Jan-2023
+* @date    (last)      22-Jan-2023
 *
 * @author  (original)  Peman Montazemi
 * @date    (original)  18-Mar-2021
@@ -542,6 +542,7 @@
     BLOOD_LEAK_STATE_T state = BLOOD_LEAK_CHECK_ZERO_AND_SELF_TEST_STATE;
     BOOL areCommandsReady    = TRUE;
 
+    // Check to see if all commands in sequence have been responded to
     for ( i = 0; i < NUM_OF_EMB_CMDS; i++ )
     {
         switch( i )
@@ -556,6 +557,7 @@
         }
     }
 
+    // When all commands in sequence have been responded to, determine whether anything went wrong
     if ( TRUE == areCommandsReady )
     {
         // Enqueue the zero and self test sequence (Z->G->Z->Q->T)
@@ -571,7 +573,7 @@
                 case Q_EMB_MODE_CMD:
                 case T_EMB_MODE_CMD:
                     // Check to see if any of the command responses failed
-                    hasCurrCmdFailed  = ( BLOOD_LEAK_EMB_MODE_FAIL_ASCII == bloodLeakEmbModeCmd[ i ].commandResp ? TRUE : FALSE );
+                    hasCurrCmdFailed  = ( BLOOD_LEAK_EMB_MODE_PASS_ASCII == bloodLeakEmbModeCmd[ i ].commandResp ? FALSE : TRUE );
                     hasCmdSqncFailed |= hasCurrCmdFailed;
                     failedCmd         = ( TRUE == hasCurrCmdFailed ? i : NU_EMB_MODE_CMD );
                     break;
@@ -585,6 +587,7 @@
             }
         }
 
+        // Pass self-test if entire sequence was successful
         if ( FALSE == hasCmdSqncFailed )
         {
             // Done with zero sequence, transition to other states
@@ -593,6 +596,7 @@
             bloodLeakSelfTestStatus                                 = SELF_TEST_STATUS_PASSED;
             state                                                   = BLOOD_LEAK_NORMAL_STATE;
         }
+        // If not successful, retry if we've not run out
         else if ( bloodLeakEmbModeCmd[ Z_EMB_MODE_CMD ].commandRetryCount < BLOOD_LEAK_EMB_MODE_MAX_NUM_CMD_TRIES )
         {
             if ( TRUE == zeroBloodLeak() )
@@ -603,6 +607,7 @@
                 bloodLeakEmbModeCmd[ Z_EMB_MODE_CMD ].commandRetryCount++;
             }
         }
+        // If out of retries, fault
         else
         {
 #ifndef _RELEASE_