diff --git a/firmware/controllers/sensors/sensor_type.h b/firmware/controllers/sensors/sensor_type.h
index 442c5fd283..200b716db3 100644
--- a/firmware/controllers/sensors/sensor_type.h
+++ b/firmware/controllers/sensors/sensor_type.h
@@ -117,6 +117,8 @@ enum class SensorType : unsigned char {
 	LuaGauge1,
 	LuaGauge2,
 
+  IgnKeyVoltage,
+
 	AuxLinear1,
 	AuxLinear2,
 
diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index 75df0907be..440aa6d987 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -1595,7 +1595,9 @@ pin_input_mode_e[LUA_DIGITAL_INPUT_COUNT iterate] luaDigitalInputPinModes;
 
 uint8_t[CAM_INPUTS_COUNT iterate] simulatorCamPosition;
 
-uint16_t unusedExplicitFilling2
+adc_channel_e ignKeyAdcChannel
+
+uint8_t unusedExplicitFilling2
 
 	float[VVT_TRACKING_LENGTH iterate] triggerVVTGapOverrideFrom;;"ratio", 1, 0, 0, 20, 3
 	float[VVT_TRACKING_LENGTH iterate] triggerVVTGapOverrideTo;;"ratio", 1, 0, 0, 20, 3
diff --git a/firmware/tunerstudio/rusefi.input b/firmware/tunerstudio/rusefi.input
index 6b950c0600..482e101bcb 100644
--- a/firmware/tunerstudio/rusefi.input
+++ b/firmware/tunerstudio/rusefi.input
@@ -3783,6 +3783,7 @@ cmd_set_engine_type_default					= "@@TS_IO_TEST_COMMAND_char@@@@ts_command_e_TS_
 ;			Engine->Battery & Alternator
 	dialog = batteryDialog, "Battery Settings",	yAxis
 		field = "vBatt ADC input",						vbattAdcChannel
+		field = "Ignition Key ADC input",               ignKeyAdcChannel
 		field = "Ignition Key Switch",                  ignitionKeyDigitalPin
 		field = "Ignition Key Switch Mode",             ignitionKeyDigitalPinMode
 		field = "Battery Input Divider Coefficient",	vbattDividerCoeff