diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index 095fe944be..228643e5e3 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -355,7 +355,7 @@ bit is_enabled_spi_2
 	
 	pin_output_mode_e triggerErrorPinMode;
 
-	float idleSolenoidPwm;value between 0 and 1
+	float idleSolenoidPwm;value between 0 and 1;"%", 1, 0, 0, 100, 0
 	brain_pin_e acRelayPin;
 	pin_output_mode_e acRelayPinMode;
 
diff --git a/firmware/tunerstudio/rusefi.ini b/firmware/tunerstudio/rusefi.ini
index 06e71a2b05..693f371ce8 100644
--- a/firmware/tunerstudio/rusefi.ini
+++ b/firmware/tunerstudio/rusefi.ini
@@ -41,7 +41,7 @@ enable2ndByteCanID = false
 
 ; see PAGE_0_SIZE in C source code    
 ; CONFIG_DEFINITION_START
-; this section was generated by ConfigDefinition.jar on Sun Mar 22 19:43:39 EDT 2015
+; this section was generated by ConfigDefinition.jar on Fri Mar 27 21:40:54 EDT 2015
 
 page = 1
 	engineType					 = bits, S32, 0, [0:2], "AUDI_AAN", "DODGE_NEON_1995", "FORD_ASPIRE_1996", "FORD_FIESTA", "NISSAN_PRIMERA", "HONDA_ACCORD", "FORD_INLINE_6_1995", "GY6_139QMB"
@@ -308,7 +308,7 @@ page = 1
 	joystickPins5				 = bits, U32, 1456, [0:6], "GPIOA_0", "GPIOA_1", "GPIOA_2", "GPIOA_3", "GPIOA_4", "GPIOA_5", "GPIOA_6", "GPIOA_7", "GPIOA_8", "GPIOA_9", "GPIOA_10", "GPIOA_11", "GPIOA_12", "GPIOA_13", "GPIOA_14", "GPIOA_15", "GPIOB_0", "GPIOB_1", "GPIOB_2", "GPIOB_3", "GPIOB_4", "GPIOB_5", "GPIOB_6", "GPIOB_7", "GPIOB_8", "GPIOB_9", "GPIOB_10", "GPIOB_11", "GPIOB_12", "GPIOB_13", "GPIOB_14", "GPIOB_15", "GPIOC_0", "GPIOC_1", "GPIOC_2", "GPIOC_3", "GPIOC_4", "GPIOC_5", "GPIOC_6", "GPIOC_7", "GPIOC_8", "GPIOC_9", "GPIOC_10", "GPIOC_11", "GPIOC_12", "GPIOC_13", "GPIOC_14", "GPIOC_15", "GPIOD_0", "GPIOD_1", "GPIOD_2", "GPIOD_3", "GPIOD_4", "GPIOD_5", "GPIOD_6", "GPIOD_7", "GPIOD_8", "GPIOD_9", "GPIOD_10", "GPIOD_11", "GPIOD_12", "GPIOD_13", "GPIOD_14", "GPIOD_15", "GPIOE_0", "GPIOE_1", "GPIOE_2", "GPIOE_3", "GPIOE_4", "GPIOE_5", "GPIOE_6", "GPIOE_7", "GPIOE_8", "GPIOE_9", "GPIOE_10", "GPIOE_11", "GPIOE_12", "GPIOE_13", "GPIOE_14", "GPIOE_15", "NONE", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID"
 	triggerErrorPin				 = bits, U32, 1460, [0:6], "GPIOA_0", "GPIOA_1", "GPIOA_2", "GPIOA_3", "GPIOA_4", "GPIOA_5", "GPIOA_6", "GPIOA_7", "GPIOA_8", "GPIOA_9", "GPIOA_10", "GPIOA_11", "GPIOA_12", "GPIOA_13", "GPIOA_14", "GPIOA_15", "GPIOB_0", "GPIOB_1", "GPIOB_2", "GPIOB_3", "GPIOB_4", "GPIOB_5", "GPIOB_6", "GPIOB_7", "GPIOB_8", "GPIOB_9", "GPIOB_10", "GPIOB_11", "GPIOB_12", "GPIOB_13", "GPIOB_14", "GPIOB_15", "GPIOC_0", "GPIOC_1", "GPIOC_2", "GPIOC_3", "GPIOC_4", "GPIOC_5", "GPIOC_6", "GPIOC_7", "GPIOC_8", "GPIOC_9", "GPIOC_10", "GPIOC_11", "GPIOC_12", "GPIOC_13", "GPIOC_14", "GPIOC_15", "GPIOD_0", "GPIOD_1", "GPIOD_2", "GPIOD_3", "GPIOD_4", "GPIOD_5", "GPIOD_6", "GPIOD_7", "GPIOD_8", "GPIOD_9", "GPIOD_10", "GPIOD_11", "GPIOD_12", "GPIOD_13", "GPIOD_14", "GPIOD_15", "GPIOE_0", "GPIOE_1", "GPIOE_2", "GPIOE_3", "GPIOE_4", "GPIOE_5", "GPIOE_6", "GPIOE_7", "GPIOE_8", "GPIOE_9", "GPIOE_10", "GPIOE_11", "GPIOE_12", "GPIOE_13", "GPIOE_14", "GPIOE_15", "NONE", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID"
 	triggerErrorPinMode			 = bits, U32, 1464, [0:1], "default", "default inverted", "open", "open inverted"
-;skipping idleSolenoidPwm offset 1468
+	idleSolenoidPwm					= scalar, F32,	1468,	"%", 1, 0, 0, 100, 0
 	acRelayPin					 = bits, U32, 1472, [0:6], "GPIOA_0", "GPIOA_1", "GPIOA_2", "GPIOA_3", "GPIOA_4", "GPIOA_5", "GPIOA_6", "GPIOA_7", "GPIOA_8", "GPIOA_9", "GPIOA_10", "GPIOA_11", "GPIOA_12", "GPIOA_13", "GPIOA_14", "GPIOA_15", "GPIOB_0", "GPIOB_1", "GPIOB_2", "GPIOB_3", "GPIOB_4", "GPIOB_5", "GPIOB_6", "GPIOB_7", "GPIOB_8", "GPIOB_9", "GPIOB_10", "GPIOB_11", "GPIOB_12", "GPIOB_13", "GPIOB_14", "GPIOB_15", "GPIOC_0", "GPIOC_1", "GPIOC_2", "GPIOC_3", "GPIOC_4", "GPIOC_5", "GPIOC_6", "GPIOC_7", "GPIOC_8", "GPIOC_9", "GPIOC_10", "GPIOC_11", "GPIOC_12", "GPIOC_13", "GPIOC_14", "GPIOC_15", "GPIOD_0", "GPIOD_1", "GPIOD_2", "GPIOD_3", "GPIOD_4", "GPIOD_5", "GPIOD_6", "GPIOD_7", "GPIOD_8", "GPIOD_9", "GPIOD_10", "GPIOD_11", "GPIOD_12", "GPIOD_13", "GPIOD_14", "GPIOD_15", "GPIOE_0", "GPIOE_1", "GPIOE_2", "GPIOE_3", "GPIOE_4", "GPIOE_5", "GPIOE_6", "GPIOE_7", "GPIOE_8", "GPIOE_9", "GPIOE_10", "GPIOE_11", "GPIOE_12", "GPIOE_13", "GPIOE_14", "GPIOE_15", "NONE", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID"
 	acRelayPinMode				 = bits, U32, 1476, [0:1], "default", "default inverted", "open", "open inverted"
 	fsioFrequency1				 = scalar, U16, 1480, "Hz", 1, 0, 0, 3000, 0
@@ -1112,6 +1112,7 @@ fileVersion = { 20150314 }
 		field = "Idle Valve Pin Mode",   	  	        idleValvePinMode
 		field = "Idle Valve Pin",						idleValvePin
 		field = "Idle Frequency",   					idleSolenoidFrequency
+		field = "Idle Duty Cycle",						idleSolenoidPwm
 		field = ""
 		field = "Fan Pin Mode",							fanPinMode
 		field = "Fan Pin",								fanPin
diff --git a/firmware/util/cyclic_buffer.cpp b/firmware/util/cyclic_buffer.cpp
index a5ab22a171..95b0ad9213 100644
--- a/firmware/util/cyclic_buffer.cpp
+++ b/firmware/util/cyclic_buffer.cpp
@@ -1,8 +1,5 @@
 /**
  * @file	cyclic_buffer.cpp
- * @brief	A cyclic buffer is a data structure that uses a single, fixed-size buffer as if it were connected end-to-end.
- *
- * http://en.wikipedia.org/wiki/Circular_buffer
  *
  * @date Dec 8, 2013
  * @author Andrey Belomutskiy, Daniel Hill (c) 2012-2014
diff --git a/firmware/util/cyclic_buffer.h b/firmware/util/cyclic_buffer.h
index a16d4665db..a96701782b 100644
--- a/firmware/util/cyclic_buffer.h
+++ b/firmware/util/cyclic_buffer.h
@@ -1,5 +1,8 @@
 /**
  * @file	cyclic_buffer.h
+ * @brief	A cyclic buffer is a data structure that uses a single, fixed-size buffer as if it were connected end-to-end.
+ *
+ * http://en.wikipedia.org/wiki/Circular_buffer
  *
  * @date Dec 8, 2013
  * @author Andrey Belomutskiy, Daniel Hill
@@ -30,15 +33,15 @@ class cyclic_buffer
     cyclic_buffer& operator=(const cyclic_buffer& rhCb);
 
   public:
-    void add(int value);
+    void add(T value);
     int get(int index);
-    int sum(int length);
+    T sum(int length);
     void setSize(int size);
     void clear();
 
   private:
     void baseC(int size);
-    volatile int elements[CB_MAX_SIZE];
+    volatile T elements[CB_MAX_SIZE];
     volatile int currentIndex;
     volatile int count;
     int size;
@@ -88,7 +91,7 @@ cyclic_buffer<T>::~cyclic_buffer() {
 //}
 
 template<typename T>
-void cyclic_buffer<T>::add(int value) {
+void cyclic_buffer<T>::add(T value) {
 	++currentIndex;
 	if (currentIndex == size) {
 		currentIndex = 0;
@@ -110,13 +113,13 @@ int cyclic_buffer<T>::get(int index) {
 }
 
 template<typename T>
-int cyclic_buffer<T>::sum(int length) {
+T cyclic_buffer<T>::sum(int length) {
 	if (length > count) {
 		length = count;
 	}
 
 	int ci = currentIndex; // local copy to increase thread-safety
-	int result = 0;
+	T result = 0;
 
 	for (int i = 0; i < length; ++i) {
 		int index = ci - i;