diff --git a/firmware/controllers/engine_controller.cpp b/firmware/controllers/engine_controller.cpp
index af3fb6f849..8e913e0f50 100644
--- a/firmware/controllers/engine_controller.cpp
+++ b/firmware/controllers/engine_controller.cpp
@@ -55,7 +55,7 @@
 #include "AdcConfiguration.h"
 #endif
 
-#if EFI_PROD_CODE
+#if EFI_PROD_CODE || defined(__DOXYGEN__)
 #include "pwm_generator.h"
 #include "adc_inputs.h"
 #include "efilib2.h"
@@ -63,6 +63,7 @@
 #include "pwm_generator.h"
 #include "lcd_controller.h"
 #include "pin_repository.h"
+#include "tachometer.h"
 #endif
 
 extern bool hasFirmwareErrorFlag;
@@ -585,4 +586,8 @@ void initEngineContoller(Logging *sharedLogger DECLARE_ENGINE_PARAMETER_S) {
 #if EFI_HD44780_LCD || defined(__DOXYGEN__)
 	initLcdController();
 #endif
+
+#if EFI_PROD_CODE || defined(__DOXYGEN__)
+	initTachometer();
+#endif
 }
diff --git a/firmware/controllers/tachometer.cpp b/firmware/controllers/tachometer.cpp
index 60a252d7ba..8e5973740f 100644
--- a/firmware/controllers/tachometer.cpp
+++ b/firmware/controllers/tachometer.cpp
@@ -12,6 +12,11 @@
 EXTERN_ENGINE;
 
 static OutputPin tachOut;
+static scheduling_s tachTurnSignalOff;
+
+static void turnTachPinLow(void) {
+
+}
 
 static void tachSignalCallback(trigger_event_e ckpSignalType,
 		uint32_t index DECLARE_ENGINE_PARAMETER_S) {
@@ -19,6 +24,7 @@ static void tachSignalCallback(trigger_event_e ckpSignalType,
 		return;
 	}
 	tachOut.setValue(true);
+	scheduleTask("tach off", &tachTurnSignalOff, (int)MS2US(engineConfiguration->tachPulseDuractionMs), (schfunc_t) &turnTachPinLow, NULL);
 }
 
 void initTachometer(void) {