diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconInteractor.kt b/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconInteractor.kt
index f85a1213e9287..9cdff96dc7d97 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconInteractor.kt
@@ -18,6 +18,7 @@ package com.android.systemui.statusbar.pipeline.mobile.domain.interactor
 
 import android.telephony.CarrierConfigManager
 import com.android.settingslib.SignalIcon.MobileIconGroup
+import com.android.settingslib.mobile.TelephonyIcons.NOT_DEFAULT_DATA
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.log.table.TableLogBuffer
 import com.android.systemui.statusbar.pipeline.mobile.data.model.DataConnectionState.Connected
@@ -121,6 +122,7 @@ class MobileIconInteractorImpl(
     defaultMobileConnectivity: StateFlow<MobileConnectivityModel>,
     defaultMobileIconMapping: StateFlow<Map<String, MobileIconGroup>>,
     defaultMobileIconGroup: StateFlow<MobileIconGroup>,
+    defaultDataSubId: StateFlow<Int>,
     override val isDefaultConnectionFailed: StateFlow<Boolean>,
     connectionRepository: MobileConnectionRepository,
 ) : MobileIconInteractor {
@@ -134,6 +136,15 @@ class MobileIconInteractorImpl(
 
     override val isDataEnabled: StateFlow<Boolean> = connectionRepository.dataEnabled
 
+    private val isDefault =
+        defaultDataSubId
+            .mapLatest { connectionRepository.subId == it }
+            .stateIn(
+                scope,
+                SharingStarted.WhileSubscribed(),
+                connectionRepository.subId == defaultDataSubId.value
+            )
+
     override val isDefaultDataEnabled = defaultSubscriptionHasDataEnabled
 
     override val networkName =
@@ -158,7 +169,12 @@ class MobileIconInteractorImpl(
                 connectionInfo,
                 defaultMobileIconMapping,
                 defaultMobileIconGroup,
-            ) { info, mapping, defaultGroup ->
+                isDefault,
+            ) { info, mapping, defaultGroup, isDefault ->
+                if (!isDefault) {
+                    return@combine NOT_DEFAULT_DATA
+                }
+
                 when (info.resolvedNetworkType) {
                     is ResolvedNetworkType.CarrierMergedNetworkType ->
                         info.resolvedNetworkType.iconGroupOverride
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconsInteractor.kt b/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconsInteractor.kt
index b289315adb881..9ae38e973bd07 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconsInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconsInteractor.kt
@@ -66,6 +66,9 @@ interface MobileIconsInteractor {
     /** True if the CDMA level should be preferred over the primary level. */
     val alwaysUseCdmaLevel: StateFlow<Boolean>
 
+    /** Tracks the subscriptionId set as the default for data connections */
+    val defaultDataSubId: StateFlow<Int>
+
     /**
      * The connectivity of the default mobile network. Note that this can differ from what is
      * reported from [MobileConnectionsRepository] in some cases. E.g., when the active subscription
@@ -166,6 +169,8 @@ constructor(
             }
         }
 
+    override val defaultDataSubId = mobileConnectionsRepo.defaultDataSubId
+
     /**
      * Copied from the old pipeline. We maintain a 2s period of time where we will keep the
      * validated bit from the old active network (A) while data is changing to the new one (B).
@@ -262,6 +267,7 @@ constructor(
             defaultMobileNetworkConnectivity,
             defaultMobileIconMapping,
             defaultMobileIconGroup,
+            defaultDataSubId,
             isDefaultConnectionFailed,
             mobileConnectionsRepo.getRepoForSubId(subId),
         )
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/FakeMobileIconsInteractor.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/FakeMobileIconsInteractor.kt
index e57ad768ec8a9..172755cb8d615 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/FakeMobileIconsInteractor.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/FakeMobileIconsInteractor.kt
@@ -60,6 +60,7 @@ class FakeMobileIconsInteractor(
     override val alwaysShowDataRatIcon = MutableStateFlow(false)
 
     override val alwaysUseCdmaLevel = MutableStateFlow(false)
+    override val defaultDataSubId = MutableStateFlow(DEFAULT_DATA_SUB_ID)
 
     override val defaultMobileNetworkConnectivity = MutableStateFlow(MobileConnectivityModel())
 
@@ -80,6 +81,8 @@ class FakeMobileIconsInteractor(
     companion object {
         val DEFAULT_ICON = TelephonyIcons.G
 
+        const val DEFAULT_DATA_SUB_ID = 1
+
         // Use [MobileMappings] to define some simple definitions
         const val THREE_G = NETWORK_TYPE_GSM
         const val LTE = NETWORK_TYPE_LTE
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconInteractorTest.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconInteractorTest.kt
index a774ffeb997a2..c42aba5a7dd9d 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconInteractorTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/pipeline/mobile/domain/interactor/MobileIconInteractorTest.kt
@@ -64,6 +64,7 @@ class MobileIconInteractorTest : SysuiTestCase() {
                 mobileIconsInteractor.defaultMobileNetworkConnectivity,
                 mobileIconsInteractor.defaultMobileIconMapping,
                 mobileIconsInteractor.defaultMobileIconGroup,
+                mobileIconsInteractor.defaultDataSubId,
                 mobileIconsInteractor.isDefaultConnectionFailed,
                 connectionRepository,
             )
@@ -289,6 +290,30 @@ class MobileIconInteractorTest : SysuiTestCase() {
             job.cancel()
         }
 
+    @Test
+    fun `icon group - checks default data`() =
+        runBlocking(IMMEDIATE) {
+            mobileIconsInteractor.defaultDataSubId.value = SUB_1_ID
+            connectionRepository.setConnectionInfo(
+                MobileConnectionModel(
+                    resolvedNetworkType = DefaultNetworkType(mobileMappingsProxy.toIconKey(THREE_G))
+                ),
+            )
+
+            var latest: MobileIconGroup? = null
+            val job = underTest.networkTypeIconGroup.onEach { latest = it }.launchIn(this)
+
+            assertThat(latest).isEqualTo(TelephonyIcons.THREE_G)
+
+            // Default data sub id changes to something else
+            mobileIconsInteractor.defaultDataSubId.value = 123
+            yield()
+
+            assertThat(latest).isEqualTo(TelephonyIcons.NOT_DEFAULT_DATA)
+
+            job.cancel()
+        }
+
     @Test
     fun alwaysShowDataRatIcon_matchesParent() =
         runBlocking(IMMEDIATE) {