> ## Documentation Index
> Fetch the complete documentation index at: https://smartcar.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# HVAC Signals

### CabinTargetTemperature

<Badge color="green">GET</Badge> `/vehicles/{vehicleId}/signals/hvac-cabintargettemperature`

The target temperature set for the vehicle's cabin.

<ParamField path="body" type="object">
  <Expandable title="body properties">
    <ParamField path="unit" type="string" required={false} />

    <ParamField path="value" type="number" required={false} />

    ```json Example theme={null}
    {
      "value": 22.5,
      "unit": "celsius"
    }
    ```
  </Expandable>
</ParamField>

### IsCabinHVACActive

<Badge color="green">GET</Badge> `/vehicles/{vehicleId}/signals/hvac-iscabinhvacactive`

A boolean value indicating if the cabin HVAC system is active.

<ParamField path="body" type="object">
  <Expandable title="body properties">
    <ParamField path="value" type="boolean" required={false} />

    ```json Example theme={null}
    {
      "value": true
    }
    ```
  </Expandable>
</ParamField>

### IsFrontDefrosterActive

<Badge color="green">GET</Badge> `/vehicles/{vehicleId}/signals/hvac-isfrontdefrosteractive`

A boolean value indicating if the front windshield defroster is active.

<ParamField path="body" type="object">
  <Expandable title="body properties">
    <ParamField path="value" type="boolean" required={false} />

    ```json Example theme={null}
    {
      "value": true
    }
    ```
  </Expandable>
</ParamField>

### IsRearDefrosterActive

<Badge color="green">GET</Badge> `/vehicles/{vehicleId}/signals/hvac-isreardefrosteractive`

A boolean value indicating if the rear windshield defroster is active.

<ParamField path="body" type="object">
  <Expandable title="body properties">
    <ParamField path="value" type="boolean" required={false} />

    ```json Example theme={null}
    {
      "value": true
    }
    ```
  </Expandable>
</ParamField>

### IsSteeringHeaterActive

<Badge color="green">GET</Badge> `/vehicles/{vehicleId}/signals/hvac-issteeringheateractive`

A boolean value indicating if the steering wheel heater is active.

<ParamField path="body" type="object">
  <Expandable title="body properties">
    <ParamField path="value" type="boolean" required={false} />

    ```json Example theme={null}
    {
      "value": false
    }
    ```
  </Expandable>
</ParamField>