diff --git a/firmware/controllers/engine_cycle/main_trigger_callback.cpp b/firmware/controllers/engine_cycle/main_trigger_callback.cpp
index 8fdc288370..0f6e095dc1 100644
--- a/firmware/controllers/engine_cycle/main_trigger_callback.cpp
+++ b/firmware/controllers/engine_cycle/main_trigger_callback.cpp
@@ -379,6 +379,7 @@ static void mainTriggerCallback(trigger_event_e ckpSignalType, uint32_t trgEvent
 		return;
 	}
 
+#if ! HW_CHECK_MODE
 	if (hasFirmwareError()) {
 		/**
 		 * In case on a major error we should not process any more events.
@@ -386,6 +387,8 @@ static void mainTriggerCallback(trigger_event_e ckpSignalType, uint32_t trgEvent
 		 */
 		return;
 	}
+#endif // HW_CHECK_MODE
+
 	efiAssertVoid(CUSTOM_STACK_6629, getCurrentRemainingStack() > EXPECTED_REMAINING_STACK, "lowstck#2a");
 
 #if EFI_CDM_INTEGRATION
diff --git a/firmware/rusefi.cpp b/firmware/rusefi.cpp
index b9a161d543..688a227efa 100644
--- a/firmware/rusefi.cpp
+++ b/firmware/rusefi.cpp
@@ -195,6 +195,7 @@ void runRusEfi(void) {
 	// we need a special binary for final assembly check. We cannot afford to require too much software or too many steps
 	// to be executed at the place of assembly
 
+	CONFIG(triggerSimulatorFrequency) = 180;
 	engine->directSelfStimulation = true;
 #endif // HW_CHECK_MODE