Index: firmware/App/Drivers/BoostPump.c
===================================================================
diff -u -red8321235c296b3c2e431692cc4f3e3db8a41a81 -rce66580e076bffa157868ff7e422556f78a95cac
--- firmware/App/Drivers/BoostPump.c	(.../BoostPump.c)	(revision ed8321235c296b3c2e431692cc4f3e3db8a41a81)
+++ firmware/App/Drivers/BoostPump.c	(.../BoostPump.c)	(revision ce66580e076bffa157868ff7e422556f78a95cac)
@@ -124,6 +124,15 @@
 
     if ( pumpID < NUM_OF_BOOST_PUMPS )
     {
+        // enable/disable pump per given PWM
+        if ( 0 == pwm )
+        {
+            setROPumpEnable( FALSE );
+        }
+        else
+        {
+            setROPumpEnable( TRUE );
+        }
         // constrain given pwm magnitude to valid range
         pwm = MIN( pwm, MAX_BOOST_PUMP_PWM_DUTY_CYCLE );
         // set commanded duty cycle for given boost pump to given pwm magnitude