Index: firmware/App/Controllers/BloodLeak.c
===================================================================
diff -u -r2892e3f528d76f45719b7124358e9d242bf27172 -r9c785a779da348df1c066ae0da2d0f53de7ea936
--- firmware/App/Controllers/BloodLeak.c	(.../BloodLeak.c)	(revision 2892e3f528d76f45719b7124358e9d242bf27172)
+++ firmware/App/Controllers/BloodLeak.c	(.../BloodLeak.c)	(revision 9c785a779da348df1c066ae0da2d0f53de7ea936)
@@ -57,7 +57,7 @@
 #define BLOOD_LEAK_MIN_WAIT_TIME_2_GET_CAL_MS ( 2 * MS_PER_SECOND )                              ///< Blood leak minimum wait time to get calibration in milliseconds.
 
 // TODO remove after zeroing was fixed
-#define BLOOD_LEAK_ZERO_SENSOR_SEQ_LENGTH     4                                                  ///< Blood leak zero sensor sequence length.
+#define BLOOD_LEAK_ZERO_SENSOR_SEQ_LENGTH     5                                                  ///< Blood leak zero sensor sequence length.
 #define BLOOD_LEAK_ZERO_Z_CHAR_ASCII          90                                                 ///< Blood leak zero sensor 'Z' command in ascii.
 #define BLOOD_LEAK_ZERO_FIFO_STOP_INDEX       2                                                  ///< Blood leak zero sensor stop writing to FIFO command.
 // TODO remove after zeroing was fixed
@@ -109,6 +109,7 @@
 // TODO remove after zeroing was fixed
 /// Blood leak zero sensor sequence array.
 static const U08 BLOOD_LEAK_ZERO_SNSR_SEQUENCE[ BLOOD_LEAK_ZERO_SENSOR_SEQ_LENGTH ] = { BLOOD_LEAK_ZERO_Z_CHAR_ASCII,
+                                                                                        BLOOD_LEAK_CARRIAGE_RETURN_ASCII,
                                                                                         BLOOD_LEAK_STOP_WRITE_FIFO_COMMAND,
                                                                                         BLOOD_LEAK_UART_COMM_ACTIVE_HIGH,
                                                                                         BLOOD_LEAK_UART_COMM_ACTIVE_LOW };
@@ -412,7 +413,7 @@
         state = BLOOD_LEAK_ZERO_STATE;
         bloodLeakZeroRequested = FALSE;
 
-        //setFPGABloodLeakZero(); // TODO check if this is needed
+        setFPGABloodLeakZero(); // TODO check if this is needed
         bloodLeakZeroStartTime = getMSTimerCount();
     }
 
@@ -431,11 +432,11 @@
 {
     BLOOD_LEAK_STATES_T state = BLOOD_LEAK_ZERO_STATE;
 
-    if ( bloodLeakUARTCmdIndex < BLOOD_LEAK_ZERO_SENSOR_SEQ_LENGTH )
+    /*if ( bloodLeakUARTCmdIndex < BLOOD_LEAK_ZERO_SENSOR_SEQ_LENGTH )
     {
         U08 command = BLOOD_LEAK_ZERO_SNSR_SEQUENCE[ bloodLeakUARTCmdIndex ];
 
-        if ( bloodLeakUARTCmdIndex <= 1) //BLOOD_LEAK_ZERO_FIFO_STOP_INDEX )
+        if ( bloodLeakUARTCmdIndex <= BLOOD_LEAK_ZERO_FIFO_STOP_INDEX )
         {
             setFPGABloodLeakUARTTransmit( (U08)command );
         }
@@ -446,7 +447,7 @@
 
         bloodLeakUARTCmdIndex++;
     }
-    else
+    else*/
     {
         if ( TRUE == FPGABloodLeakZeroDetected() )
         {
@@ -460,7 +461,6 @@
         {
             if ( TRUE == didTimeout( bloodLeakZeroStartTime, BLOOD_LEAK_TIMEOUT_MS ) )
             {
-                BOOL test = FALSE;
     #ifndef IGNORE_BLOOD_LEAK_ALARM
                 activateAlarmNoData( ALARM_ID_HD_BLOOD_LEAK_FAULT );
     #endif
@@ -564,7 +564,7 @@
         state = BLOOD_LEAK_ZERO_STATE;
         bloodLeakZeroRequested = FALSE;
 
-        //setFPGABloodLeakZero(); // TODO is this needed
+        setFPGABloodLeakZero(); // TODO is this needed
         bloodLeakZeroStartTime = getMSTimerCount();
     }