diff --git a/firmware/controllers/algo/fuel_math.cpp b/firmware/controllers/algo/fuel_math.cpp
index 0fd4658db8..89e7d74a38 100644
--- a/firmware/controllers/algo/fuel_math.cpp
+++ b/firmware/controllers/algo/fuel_math.cpp
@@ -109,8 +109,9 @@ static int getNumberOfInjections(injection_mode_e mode DECLARE_ENGINE_PARAMETER_
 }
 
 percent_t getInjectorDutyCycle(int rpm DECLARE_ENGINE_PARAMETER_S) {
-//	float totalPerCycle = getFuelMs(rpm) * getNumberOfInjections()
-	return 0;
+	floatms_t totalPerCycle = getFuelMs(rpm) * getNumberOfInjections(engineConfiguration->injectionMode PASS_ENGINE_PARAMETER);
+	floatms_t engineCycleTime = getCrankshaftRevolutionTimeMs(rpm) * (engineConfiguration->operationMode == TWO_STROKE ? 1 : 2);
+	return 100 * totalPerCycle / engineCycleTime;
 }
 
 /**
diff --git a/firmware/controllers/math/engine_math.cpp b/firmware/controllers/math/engine_math.cpp
index ff60a2355d..854a141eef 100644
--- a/firmware/controllers/math/engine_math.cpp
+++ b/firmware/controllers/math/engine_math.cpp
@@ -38,7 +38,7 @@ extern engine_pins_s enginePins;
 /**
  * @return number of milliseconds in one crankshaft revolution
  */
-float getCrankshaftRevolutionTimeMs(int rpm) {
+floatms_t getCrankshaftRevolutionTimeMs(int rpm) {
 	return 360 * getOneDegreeTimeMs(rpm);
 }
 
diff --git a/firmware/controllers/math/engine_math.h b/firmware/controllers/math/engine_math.h
index 3309ec2515..9faf2d4788 100644
--- a/firmware/controllers/math/engine_math.h
+++ b/firmware/controllers/math/engine_math.h
@@ -54,7 +54,7 @@ void initializeIgnitionActions(angle_t advance, angle_t dwellAngle,
  */
 #define getOneDegreeTimeNt(rpm) (US2NT(1000000) * 60.0f / 360 / (rpm))
 
-float getCrankshaftRevolutionTimeMs(int rpm);
+floatms_t getCrankshaftRevolutionTimeMs(int rpm);
 
 #define isCrankingR(rpm) ((rpm) > 0 && (rpm) < CONFIG(cranking.rpm))
 
diff --git a/firmware/rusefi.cpp b/firmware/rusefi.cpp
index 4bd1944fb5..cb17eeb974 100644
--- a/firmware/rusefi.cpp
+++ b/firmware/rusefi.cpp
@@ -291,5 +291,5 @@ int getRusEfiVersion(void) {
 		return 123; // this is here to make the compiler happy about the unused array
 	if (UNUSED_CCM_SIZE[0] * 0 != 0)
 		return 3211; // this is here to make the compiler happy about the unused array
-	return 20150906;
+	return 20150907;
 }
diff --git a/firmware/svnversion.h b/firmware/svnversion.h
index 763093ce5f..eb7cc39188 100644
--- a/firmware/svnversion.h
+++ b/firmware/svnversion.h
@@ -1,5 +1,5 @@
 // This file was generated by Version2Header
-// Sat Aug 22 13:41:44 EDT 2015
+// Mon Sep 07 08:34:03 EDT 2015
 #ifndef VCS_VERSION
-#define VCS_VERSION "8659"
+#define VCS_VERSION "8764"
 #endif
diff --git a/java_console/models/src/com/rusefi/core/Sensor.java b/java_console/models/src/com/rusefi/core/Sensor.java
index 329f56192c..9fd3726865 100644
--- a/java_console/models/src/com/rusefi/core/Sensor.java
+++ b/java_console/models/src/com/rusefi/core/Sensor.java
@@ -91,6 +91,7 @@ public enum Sensor {
     CURRENT_VE(SensorCategory.OPERATIONS, FieldType.FLOAT, 112, BackgroundColor.MUD),
     MAP_ACCEL_DELTA(SensorCategory.OPERATIONS, FieldType.FLOAT, 124, BackgroundColor.MUD),
     TPS_ACCEL_FUEL(SensorCategory.OPERATIONS, FieldType.FLOAT, 128, BackgroundColor.MUD),
+    Injector_duty(SensorCategory.OPERATIONS, FieldType.FLOAT, 140, BackgroundColor.MUD),
     WALL_FUEL(SensorCategory.OPERATIONS, FieldType.FLOAT, 160, BackgroundColor.MUD),
     temperatureFuelCorrection(SensorCategory.OPERATIONS, FieldType.FLOAT, 164, BackgroundColor.MUD, 0, 5),
     wallFuelCorrection(SensorCategory.OPERATIONS, FieldType.FLOAT, 168, BackgroundColor.MUD),
diff --git a/java_console/ui/src/com/rusefi/Launcher.java b/java_console/ui/src/com/rusefi/Launcher.java
index 735aa9f875..68710d8fe9 100644
--- a/java_console/ui/src/com/rusefi/Launcher.java
+++ b/java_console/ui/src/com/rusefi/Launcher.java
@@ -32,7 +32,7 @@ import static com.rusefi.ui.storage.PersistentConfiguration.getConfig;
  * @see com.rusefi.StartupFrame
  */
 public class Launcher {
-    public static final int CONSOLE_VERSION = 20150903;
+    public static final int CONSOLE_VERSION = 20150907;
     public static final boolean SHOW_STIMULATOR = false;
     private static final String TAB_INDEX = "main_tab";
     protected static final String PORT_KEY = "port";