Index: firmware/source/sys_main.c
===================================================================
diff -u -r3b84fc79b2fd6c7a447e54e4fe821447f613af59 -r4ae9dd8065549025f92619a9279b0724548a2347
--- firmware/source/sys_main.c	(.../sys_main.c)	(revision 3b84fc79b2fd6c7a447e54e4fe821447f613af59)
+++ firmware/source/sys_main.c	(.../sys_main.c)	(revision 4ae9dd8065549025f92619a9279b0724548a2347)
@@ -214,6 +214,7 @@
     initDryBiCart();
     initMixingControl();
     initIntegrity();
+    initSubstitutionPump();
 
     // FP Modules