diff --git a/firmware/controllers/algo/signal_executor.cpp b/firmware/controllers/algo/signal_executor.cpp
index 7bd46afa6d..65dc859cf3 100644
--- a/firmware/controllers/algo/signal_executor.cpp
+++ b/firmware/controllers/algo/signal_executor.cpp
@@ -49,8 +49,8 @@ static const char *sparkNames[IGNITION_PIN_COUNT] = { "c1", "c2", "c3", "c4", "c
 static const char *injectorNames[INJECTION_PIN_COUNT] = { "i1", "i2", "i3", "i4", "i5", "i6", "i7", "i8",
 		"j9", "iA", "iB", "iC"};
 
-void initSignalExecutor(void) {
-	initSignalExecutorImpl();
+void initEnginePinsNames(void) {
+	// todo: make engine_pins_s a class and move this to constructor?
 	for (int i = 0; i < IGNITION_PIN_COUNT;i++) {
 		enginePins.coils[i].name = sparkNames[i];
 	}
@@ -59,6 +59,11 @@ void initSignalExecutor(void) {
 	}
 }
 
+void initSignalExecutor(void) {
+	initSignalExecutorImpl();
+	initEnginePinsNames();
+}
+
 void turnPinHigh(NamedOutputPin *output) {
 	efiAssertVoid(output!=NULL, "NULL @ turnPinHigh");
 #if EFI_DEFAILED_LOGGING || defined(__DOXYGEN__)
diff --git a/firmware/controllers/algo/signal_executor.h b/firmware/controllers/algo/signal_executor.h
index 76e031da7f..30cd7f8ae6 100644
--- a/firmware/controllers/algo/signal_executor.h
+++ b/firmware/controllers/algo/signal_executor.h
@@ -40,6 +40,7 @@ struct OutputSignal_struct {
 
 void scheduleOutput(OutputSignal *signal, efitimeus_t nowUs, float delayUs, float durationUs, NamedOutputPin *output);
 void initSignalExecutor(void);
+void initEnginePinsNames(void);
 
 void initSignalExecutorImpl(void);
 
diff --git a/unit_tests/engine_test_helper.cpp b/unit_tests/engine_test_helper.cpp
index 9278501f8d..03e9e160ab 100644
--- a/unit_tests/engine_test_helper.cpp
+++ b/unit_tests/engine_test_helper.cpp
@@ -19,6 +19,8 @@ extern int timeNow;
 EngineTestHelper::EngineTestHelper(engine_type_e engineType) : engine (&persistentConfig) {
 	ec = &persistentConfig.engineConfiguration;
 
+	initEnginePinsNames();
+
 	engineConfiguration = ec;
 	board_configuration_s * boardConfiguration = &engineConfiguration->bc;
 	persistent_config_s *config = &persistentConfig;