diff --git a/firmware/controllers/core/fsio_impl.cpp b/firmware/controllers/core/fsio_impl.cpp
index 47ab64cb41..64477898f1 100644
--- a/firmware/controllers/core/fsio_impl.cpp
+++ b/firmware/controllers/core/fsio_impl.cpp
@@ -224,7 +224,7 @@ static void setPinState(const char * msg, OutputPin *pin, LEElement *element, En
 		if (value != pin->getLogicValue()) {
 			if (isRunningBenchTest())
 				return; // let's not mess with bench testing
-			scheduleMsg(logger, "setting %s %s", msg, boolToString(value));
+			scheduleMsg(logger, "setPin %s %s", msg, boolToString(value));
 			pin->setValue(value);
 		}
 	}
@@ -347,9 +347,9 @@ void runFsio(void) {
 		setPinState("A/C", &enginePins.acRelay, acRelayLogic, engine);
 	}
 
-	if (boardConfiguration->alternatorControlPin != GPIO_UNASSIGNED) {
-		setPinState("alternator", &enginePins.alternatorField, alternatorLogic, engine);
-	}
+//	if (boardConfiguration->alternatorControlPin != GPIO_UNASSIGNED) {
+//		setPinState("alternator", &enginePins.alternatorField, alternatorLogic, engine);
+//	}
 
 	if (boardConfiguration->fanPin != GPIO_UNASSIGNED) {
 		setPinState("fan", &enginePins.fanRelay, radiatorFanLogic, engine);
diff --git a/firmware/controllers/system/efiGpio.h b/firmware/controllers/system/efiGpio.h
index 813e394414..371d58355e 100644
--- a/firmware/controllers/system/efiGpio.h
+++ b/firmware/controllers/system/efiGpio.h
@@ -48,7 +48,7 @@ typedef struct {
 	OutputPin acRelay;
 	OutputPin fuelPumpRelay;
 	OutputPin o2heater;
-	OutputPin alternatorField;
+//	OutputPin alternatorField;
 	OutputPin errorLedPin;
 
 	NamedOutputPin injectors[ENGINE_CHANNEL_COUNT];
diff --git a/unit_tests/test_idle_controller.cpp b/unit_tests/test_idle_controller.cpp
index 9124563ad0..209a6c513e 100644
--- a/unit_tests/test_idle_controller.cpp
+++ b/unit_tests/test_idle_controller.cpp
@@ -45,4 +45,8 @@ void testPidController(void) {
 	assertEquals(90, pid.getValue(14, 12, 0.1));
 
 
+	assertEquals(10, pid.getValue(14, 16, 0.1));
+	assertEquals(10, pid.getValue(14, 16, 1));
+
+
 }