diff --git a/packages/SystemUI/res/layout/data_usage.xml b/packages/SystemUI/res/layout/data_usage.xml
index fdc6f146f93f9..0d5936964f5e6 100644
--- a/packages/SystemUI/res/layout/data_usage.xml
+++ b/packages/SystemUI/res/layout/data_usage.xml
@@ -88,7 +88,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:paddingTop="16dp"
-        android:text="@string/accessibility_data_connection_roaming"
+        android:text="@string/data_connection_roaming"
         android:textAppearance="@style/TextAppearance.QS.DataUsage.Secondary"
         android:visibility="gone" />
 
diff --git a/packages/SystemUI/res/layout/mobile_signal_group.xml b/packages/SystemUI/res/layout/mobile_signal_group.xml
index 33effba53059f..b8ed09ee1102a 100644
--- a/packages/SystemUI/res/layout/mobile_signal_group.xml
+++ b/packages/SystemUI/res/layout/mobile_signal_group.xml
@@ -76,7 +76,7 @@
             android:paddingBottom="3dp"
             android:scaleType="fitCenter"
             android:src="@drawable/stat_sys_roaming"
-            android:contentDescription="@string/accessibility_data_connection_roaming"
+            android:contentDescription="@string/data_connection_roaming"
             android:visibility="gone" />
     </FrameLayout>
 </LinearLayout>
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index 4420103f14fe0..89e6da38ffa7f 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -362,41 +362,41 @@
     <!-- Content description of an item that is connecting for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
     <string name="accessibility_desc_connecting">Connecting.</string>
 
-    <!-- Content description of the data connection type GPRS for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_gprs">GPRS</string>
+    <!-- Content description of the data connection type GPRS. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_gprs">GPRS</string>
 
-    <!-- Content description of the data connection type 1x for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_1x">1 X</string>
+    <!-- Content description of the data connection type 1x. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_1x">1 X</string>
 
-    <!-- Content description of the data connection type HSPA and its variants for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_hspa">HSPA</string>
+    <!-- Content description of the data connection type HSPA and its variants. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_hspa">HSPA</string>
 
-    <!-- Content description of the data connection type 3G for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_3g">3G</string>
+    <!-- Content description of the data connection type 3G. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_3g">3G</string>
 
-    <!-- Content description of the data connection type 3.5G for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_3.5g">3.5G</string>
+    <!-- Content description of the data connection type 3.5G. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_3_5g">3.5G</string>
 
-    <!-- Content description of the data connection type 4G for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_4g">4G</string>
+    <!-- Content description of the data connection type 4G . [CHAR LIMIT=NONE] -->
+    <string name="data_connection_4g">4G</string>
 
-    <!-- Content description of the data connection type 4G for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_4g_plus">4G+</string>
+    <!-- Content description of the data connection type 4G+. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_4g_plus">4G+</string>
 
-    <!-- Content description of the data connection type LTE for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_lte">LTE</string>
+    <!-- Content description of the data connection type LTE. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_lte">LTE</string>
 
-    <!-- Content description of the data connection type LTE+ for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_lte_plus">LTE+</string>
+    <!-- Content description of the data connection type LTE+. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_lte_plus">LTE+</string>
 
-    <!-- Content description of the data connection type CDMA for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_cdma">CDMA</string>
+    <!-- Content description of the data connection type CDMA. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_cdma">CDMA</string>
 
-    <!-- Content description of the roaming data connection type for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_roaming">Roaming</string>
+    <!-- Content description of the roaming data connection type. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_roaming">Roaming</string>
 
-    <!-- Content description of the data connection type Edge for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_data_connection_edge">Edge</string>
+    <!-- Content description of the data connection type Edge. [CHAR LIMIT=NONE] -->
+    <string name="data_connection_edge">EDGE</string>
 
     <!-- Content description of the data connection type WiFi for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
     <string name="accessibility_data_connection_wifi">Wi-Fi</string>
@@ -411,7 +411,7 @@
     <string name="accessibility_cell_data_on">Mobile Data On</string>
 
     <!-- Content description of the cell data being disabled. [CHAR LIMIT=NONE] -->
-    <string name="accessibility_cell_data_off">Mobile Data Off</string>
+    <string name="cell_data_off">Mobile data off</string>
 
     <!-- Content description of the bluetooth tethering icon for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
     <string name="accessibility_bluetooth_tether">Bluetooth tethering.</string>
@@ -425,8 +425,8 @@
     <!-- Content description of the no sim icon for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
     <string name="accessibility_no_sims">No SIM card.</string>
 
-    <!-- Content description of the carrier network changing icon for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
-    <string name="accessibility_carrier_network_change_mode">Carrier network changing.</string>
+    <!-- Content description of the carrier network changing icon. [CHAR LIMIT=NONE] -->
+    <string name="carrier_network_change_mode">Carrier network changing</string>
 
     <!-- Content description of button to open battery details icon for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
     <string name="accessibility_battery_details">Open battery details</string>
@@ -1941,8 +1941,8 @@
     <!-- accessibility label for button to select user [CHAR LIMIT=NONE] -->
     <string name="accessibility_quick_settings_user">Signed in as <xliff:g name="user" example="John">%s</xliff:g></string>
 
-    <!-- accessibility label for no internet [CHAR LIMIT=NONE] -->
-    <string name="accessibility_quick_settings_no_internet">No internet.</string>
+    <!-- Content description for no internet connection [CHAR LIMIT=NONE] -->
+    <string name="data_connection_no_internet">No internet</string>
 
     <!-- accessibility label for quick settings items that open a details page [CHAR LIMIT=NONE] -->
     <string name="accessibility_quick_settings_open_details">Open details.</string>
@@ -2096,6 +2096,9 @@
     <!-- Quick settings tile for toggling mobile data [CHAR LIMIT=20] -->
     <string name="mobile_data">Mobile data</string>
 
+    <!-- Quick settings tile secondary label format combining roaming with the mobile data type. [CHAR LIMIT=NONE] -->
+    <string name="mobile_data_text_format"><xliff:g name="roaming_status" example="Roaming">%s</xliff:g> \u2014 <xliff:g name="mobile_data_type" example="LTE">%s</xliff:g></string>
+
     <!-- Label for when wifi is off in QS detail panel [CHAR LIMIT=NONE] -->
     <string name="wifi_is_off">Wi-Fi is off</string>
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
index 8922094bbd52d..57ff1c32420cf 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
@@ -26,6 +26,7 @@ import android.content.res.Resources;
 import android.os.SystemProperties;
 import android.provider.Settings;
 import android.service.quicksettings.Tile;
+import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -166,6 +167,9 @@ public class CellularTile extends QSTileImpl<SignalState> {
         final String signalContentDesc = cb.enabled && (cb.mobileSignalIconId > 0)
                 ? cb.signalContentDescription
                 : r.getString(R.string.accessibility_no_signal);
+        boolean mobileDataEnabled = mDataController.isMobileDataSupported()
+                && mDataController.isMobileDataEnabled();
+        state.value = mobileDataEnabled;
         if (cb.noSim) {
             state.contentDescription = state.label;
         } else {
@@ -182,13 +186,33 @@ public class CellularTile extends QSTileImpl<SignalState> {
             state.icon = new SignalIcon(cb.mobileSignalIconId);
         }
 
-        if (cb.airplaneModeEnabled | cb.noSim) {
+        if (cb.noSim) {
             state.state = Tile.STATE_UNAVAILABLE;
-        } else {
+            state.secondaryLabel = r.getString(R.string.keyguard_missing_sim_message_short);
+        } else if (cb.airplaneModeEnabled) {
+            state.state = Tile.STATE_UNAVAILABLE;
+            state.secondaryLabel = r.getString(R.string.status_bar_airplane);
+        } else if (mobileDataEnabled) {
             state.state = Tile.STATE_ACTIVE;
+            state.secondaryLabel = getMobileDataDescription(cb);
+        } else {
+            state.state = Tile.STATE_INACTIVE;
+            state.secondaryLabel = r.getString(R.string.cell_data_off);
         }
     }
 
+    private CharSequence getMobileDataDescription(CallbackInfo cb) {
+        if (cb.roaming && !TextUtils.isEmpty(cb.dataContentDescription)) {
+            String roaming = mContext.getString(R.string.data_connection_roaming);
+            String dataDescription = cb.dataContentDescription;
+            return mContext.getString(R.string.mobile_data_text_format, roaming, dataDescription);
+        }
+        if (cb.roaming) {
+            return mContext.getString(R.string.data_connection_roaming);
+        }
+        return cb.dataContentDescription;
+    }
+
     @Override
     public int getMetricsCategory() {
         return MetricsEvent.QS_CELLULAR;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
index d3f74ef7f0747..aa2440203d479 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
@@ -278,6 +278,9 @@ public class MobileSignalController extends SignalController<
 
         String contentDescription = getStringIfExists(getContentDescription());
         String dataContentDescription = getStringIfExists(icons.mDataContentDescription);
+        if (mCurrentState.inetCondition == 0) {
+            dataContentDescription = mContext.getString(R.string.data_connection_no_internet);
+        }
         final boolean dataDisabled = mCurrentState.iconGroup == TelephonyIcons.DATA_DISABLED
                 && mCurrentState.userSetup;
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/TelephonyIcons.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/TelephonyIcons.java
index 09a1e44e4c4b5..d610400c6b3f8 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/TelephonyIcons.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/TelephonyIcons.java
@@ -53,7 +53,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_carrier_network_change_mode,
+            R.string.carrier_network_change_mode,
             0,
             false,
             0
@@ -68,7 +68,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_3g,
+            R.string.data_connection_3g,
             TelephonyIcons.ICON_3G,
             true,
             TelephonyIcons.QS_DATA_3G
@@ -107,7 +107,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_edge,
+            R.string.data_connection_edge,
             TelephonyIcons.ICON_E,
             false,
             TelephonyIcons.QS_DATA_E
@@ -122,7 +122,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_cdma,
+            R.string.data_connection_cdma,
             TelephonyIcons.ICON_1X,
             true,
             TelephonyIcons.QS_DATA_1X
@@ -137,7 +137,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_gprs,
+            R.string.data_connection_gprs,
             TelephonyIcons.ICON_G,
             false,
             TelephonyIcons.QS_DATA_G
@@ -152,7 +152,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_3_5g,
+            R.string.data_connection_3_5g,
             TelephonyIcons.ICON_H,
             false,
             TelephonyIcons.QS_DATA_H
@@ -167,7 +167,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_4g,
+            R.string.data_connection_4g,
             TelephonyIcons.ICON_4G,
             true,
             TelephonyIcons.QS_DATA_4G
@@ -182,7 +182,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_4g_plus,
+            R.string.data_connection_4g_plus,
             TelephonyIcons.ICON_4G_PLUS,
             true,
             TelephonyIcons.QS_DATA_4G_PLUS
@@ -197,7 +197,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_lte,
+            R.string.data_connection_lte,
             TelephonyIcons.ICON_LTE,
             true,
             TelephonyIcons.QS_DATA_LTE
@@ -212,7 +212,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_data_connection_lte_plus,
+            R.string.data_connection_lte_plus,
             TelephonyIcons.ICON_LTE_PLUS,
             true,
             TelephonyIcons.QS_DATA_LTE_PLUS
@@ -227,7 +227,7 @@ class TelephonyIcons {
             0,
             0,
             AccessibilityContentDescriptions.PHONE_SIGNAL_STRENGTH[0],
-            R.string.accessibility_cell_data_off,
+            R.string.cell_data_off,
             0,
             false,
             0
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/WifiSignalController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/WifiSignalController.java
index 28196246f44cc..b4c3ecafa742b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/WifiSignalController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/WifiSignalController.java
@@ -84,8 +84,7 @@ public class WifiSignalController extends
         boolean ssidPresent = wifiVisible && mCurrentState.ssid != null;
         String contentDescription = getStringIfExists(getContentDescription());
         if (mCurrentState.inetCondition == 0) {
-            contentDescription +=
-                    ("," + mContext.getString(R.string.accessibility_quick_settings_no_internet));
+            contentDescription += ("," + mContext.getString(R.string.data_connection_no_internet));
         }
 
         IconState statusIcon = new IconState(wifiVisible, getCurrentIconId(), contentDescription);