diff --git a/Application/Tasks/LightTask.c b/Application/Tasks/LightTask.c
index c29cffd..3403280 100644
--- a/Application/Tasks/LightTask.c
+++ b/Application/Tasks/LightTask.c
@@ -8,7 +8,9 @@
 #include "BSP_EE24.h"
 #include "LightTask.h"
 #include "CanDataHandler.h"
+#include "BSP_GPIO.h"
 
+#include "CanDataTask.h"
 #include "BSP_ADC.h"
 #define DIMM_DEADZONE_VOLTAGE 0.7
 
@@ -77,19 +79,31 @@ void LightTask_func(void *argument) {
         // calculate the brightness to send
         uint8_t brightness = lightSettings.brightness;
         // Read ADC battery voltage and dimmer voltage
-        float v_bus = BSP_ADC_ReadBusValue() - DIMM_DEADZONE_VOLTAGE;
-        float v_dimm = BSP_ADC_ReadDimmerValue();
 
-        // calculate the dimmfactor based on the battery voltage and the dimmer voltage
-        // the dimmfactor shoudl be 0 if the dimmer voltage is 4V.
-        // the dimmfactor should be 1 if the dimmer voltage is the same as the battery voltage
-        float dimmfactor;
-        if (v_dimm >= v_bus) {
-            dimmfactor = 1.0;
-        } else if (v_dimm <= 4.0) {
-            dimmfactor = 0.0;
-        } else {
-            dimmfactor = (v_dimm - 4.0) / (v_bus - 4.0);
+
+
+        float dimmfactor = 1.0;
+
+        // only dimm if the headlight is on
+        if (BSP_GPIO_HeadLightIsSet()) {
+
+            // new version over CAN
+            uint8_t precent = CanDataTask_CarCanBrightness();
+            dimmfactor = (float)precent / 100.0;
+
+            // old version over ADC
+            // calculate the dimmfactor based on the battery voltage and the dimmer voltage
+            // the dimmfactor shoudl be 0 if the dimmer voltage is 4V.
+            // the dimmfactor should be 1 if the dimmer voltage is the same as the battery voltage
+            // float v_bus = BSP_ADC_ReadBusValue() - DIMM_DEADZONE_VOLTAGE;
+            // float v_dimm = BSP_ADC_ReadDimmerValue();
+            //if (v_dimm >= v_bus) {
+            //    dimmfactor = 1.0;
+            //} else if (v_dimm <= 4.0) {
+            //    dimmfactor = 0.0;
+            //} else {
+            //    dimmfactor = (v_dimm - 4.0) / (v_bus - 4.0);
+            //}
         }
 
         uint8_t adjustedBrightness = (uint8_t)(brightness * dimmfactor);
diff --git a/tools/set_device_type.py b/tools/set_device_type.py
index f62d57f..5445a92 100644
--- a/tools/set_device_type.py
+++ b/tools/set_device_type.py
@@ -6,9 +6,9 @@ if __name__ == "__main__":
         ser = setup_connection()
         # Create a message
         request = UpdateDeviceSettings()
-        request.device = 2
+        request.device = 5
         request.type = Type.LIGHT
-        request.position.append(Position.LEFT)
+        request.position.append(Position.RIGHT)
         request.position.append(Position.FLOOR)
         # Serialize the request to a bytearray
         request_data = request.SerializeToString()