diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS
index f44927b0f8..a570a55dcb 100644
--- a/ROMFS/px4fmu_common/init.d/rcS
+++ b/ROMFS/px4fmu_common/init.d/rcS
@@ -348,6 +348,11 @@ else
 
 		sh /etc/init.d/rc.sensors
 
+		if param compare -s BAT1_SOURCE 2
+		then
+			esc_battery start
+		fi
+
 		battery_status start
 		commander start
 	fi