diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
index 7bafd2c..bc9b94d 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
@@ -422,6 +422,17 @@
                                             .areaId = toInt(VehicleAreaWindow::REAR_WINDSHIELD)}}},
                 .initialValue = {.int32Values = {0}}  // Will be used for all areas.
         },
+        {
+                .config = {.prop = toInt(VehicleProperty::HVAC_ELECTRIC_DEFROSTER_ON),
+                           .access = VehiclePropertyAccess::READ_WRITE,
+                           .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
+                           .areaConfigs =
+                                   {VehicleAreaConfig{
+                                            .areaId = toInt(VehicleAreaWindow::FRONT_WINDSHIELD)},
+                                    VehicleAreaConfig{
+                                            .areaId = toInt(VehicleAreaWindow::REAR_WINDSHIELD)}}},
+                .initialValue = {.int32Values = {0}}  // Will be used for all areas.
+        },
 
         {.config = {.prop = toInt(VehicleProperty::HVAC_MAX_DEFROST_ON),
                     .access = VehiclePropertyAccess::READ_WRITE,
diff --git a/automotive/vehicle/2.0/types.hal b/automotive/vehicle/2.0/types.hal
index f6ebcdd..6232dd5 100644
--- a/automotive/vehicle/2.0/types.hal
+++ b/automotive/vehicle/2.0/types.hal
@@ -799,7 +799,7 @@
         | VehicleArea:SEAT),
 
     /**
-     * On/off defrost for designated window
+     * Fan-based defrost for designated window.
      *
      * @change_mode VehiclePropertyChangeMode:ON_CHANGE
      * @access VehiclePropertyAccess:READ_WRITE
@@ -1076,6 +1076,7 @@
      *
      * @change_mode VehiclePropertyChangeMode:STATIC
      * @access VehiclePropertyAccess:READ
+     * @data_enum VehicleHvacFanDirection
      */
     HVAC_FAN_DIRECTION_AVAILABLE = (
         0x0511
@@ -1118,6 +1119,18 @@
         | VehiclePropertyType:INT32
         | VehicleArea:SEAT),
 
+    /**
+     * Electric defrosters' status
+     *
+     * @change_mode VehiclePropertyChangeMode:ON_CHANGE
+     * @access VehiclePropertyAccess:READ_WRITE
+     */
+    HVAC_ELECTRIC_DEFROSTER_ON = (
+        0x0514
+        | VehiclePropertyGroup:SYSTEM
+        | VehiclePropertyType:BOOLEAN
+        | VehicleArea:WINDOW),
+
    /**
      * Distance units for display
      *
@@ -2458,9 +2471,19 @@
  * Bit flags for fan direction
  */
 enum VehicleHvacFanDirection : int32_t {
+    UNKNOWN = 0x0,
+
     FACE = 0x1,
     FLOOR = 0x2,
+    /**
+     * FACE_AND_FLOOR = FACE | FLOOR
+     */
+    FACE_AND_FLOOR = 0X3,
     DEFROST = 0x4,
+    /**
+     * DEFROST_AND_FLOOR = DEFROST | FLOOR
+     */
+    DEFROST_AND_FLOOR = 0x06,
 };
 
 enum VehicleOilLevel : int32_t {
@@ -2723,6 +2746,8 @@
  * Various gears which can be selected by user and chosen in system.
  */
 enum VehicleGear : int32_t {
+    GEAR_UNKNOWN = 0x0000,
+
     GEAR_NEUTRAL = 0x0001,
     GEAR_REVERSE = 0x0002,
     GEAR_PARK = 0x0004,