diff --git a/firmware/controllers/algo/engine.cpp b/firmware/controllers/algo/engine.cpp
index 0bc010371e..726abf07c9 100644
--- a/firmware/controllers/algo/engine.cpp
+++ b/firmware/controllers/algo/engine.cpp
@@ -311,11 +311,16 @@ void Engine::updateSwitchInputs() {
 	if (isBrainPinValid(engineConfiguration->clutchDownPin)) {
 		engine->engineState.clutchDownState = engineConfiguration->clutchDownPinInverted ^ efiReadPin(engineConfiguration->clutchDownPin);
 	}
-	if (hasAcToggle()) {
-		bool result = getAcToggle();
+	{
+		bool currentState;
+		if (hasAcToggle()) {
+			currentState = getAcToggle();
+		} else {
+			currentState = engine->engineState.lua.acRequestState;
+		}
 		AcController & acController = engine->module<AcController>().unmock();
-		if (acController.acButtonState != result) {
-			acController.acButtonState = result;
+		if (acController.acButtonState != currentState) {
+			acController.acButtonState = currentState;
 			acController.acSwitchLastChangeTimeMs = US2MS(getTimeNowUs());
 		}
 	}
diff --git a/firmware/controllers/lua/lua_hooks.cpp b/firmware/controllers/lua/lua_hooks.cpp
index 7e1e132446..72708f871d 100644
--- a/firmware/controllers/lua/lua_hooks.cpp
+++ b/firmware/controllers/lua/lua_hooks.cpp
@@ -558,6 +558,11 @@ void configureRusefiLuaHooks(lua_State* l) {
 		return 0;
 	});
 
+	lua_register(l, "setAcRequestState", [](lua_State* l) {
+		engine->engineState.lua.acRequestState = lua_toboolean(l, 1);
+		return 0;
+	});
+
 	lua_register(l, "getCalibration", [](lua_State* l) {
 		auto propertyName = luaL_checklstring(l, 1, nullptr);
 		auto result = getConfigValueByName(propertyName);
diff --git a/firmware/controllers/sensors/allsensors.cpp b/firmware/controllers/sensors/allsensors.cpp
index ad4343c5a8..9c9b0f1407 100644
--- a/firmware/controllers/sensors/allsensors.cpp
+++ b/firmware/controllers/sensors/allsensors.cpp
@@ -21,5 +21,5 @@ bool getAcToggle() {
 }
 
 bool hasAcToggle() {
-	return (isBrainPinValid(engineConfiguration->acSwitch));
+	return isBrainPinValid(engineConfiguration->acSwitch);
 }