diff --git a/services/distributedhardwarefwkservice/test/unittest/common/componentloader/BUILD.gn b/services/distributedhardwarefwkservice/test/unittest/common/componentloader/BUILD.gn
index 966f20c4dd099085de6296b2e308be0464484305..7821e817c899f8982fa0a056430faecaf2dda17d 100644
--- a/services/distributedhardwarefwkservice/test/unittest/common/componentloader/BUILD.gn
+++ b/services/distributedhardwarefwkservice/test/unittest/common/componentloader/BUILD.gn
@@ -69,6 +69,10 @@ ohos_unittest("ComponentLoaderTest") {
     "LOG_DOMAIN=0xD004100",
   ]
 
+  if (!distributed_hardware_fwk_low_latency) {
+    defines += [ "DHARDWARE_CLOSE_UT" ]
+  }
+
   if (powermgr_power_manager_fwk) {
     external_deps += [ "power_manager:powermgr_client" ]
     defines += [ "POWER_MANAGER_ENABLE" ]
diff --git a/services/distributedhardwarefwkservice/test/unittest/common/componentloader/src/component_loader_test.cpp b/services/distributedhardwarefwkservice/test/unittest/common/componentloader/src/component_loader_test.cpp
index 5e8307f5145f502ba413cb18996d3b814d665a89..d5d90bf811cf64ee113b5e24a32b84a540890ded 100644
--- a/services/distributedhardwarefwkservice/test/unittest/common/componentloader/src/component_loader_test.cpp
+++ b/services/distributedhardwarefwkservice/test/unittest/common/componentloader/src/component_loader_test.cpp
@@ -100,20 +100,22 @@ HWTEST_F(ComponentLoaderTest, GetHardwareHandler_001, TestSize.Level0)
     ComponentLoader::GetInstance().compHandlerMap_.clear();
 }
 
-/**
- * @tc.name: GetHardwareHandler_002
- * @tc.desc: Verify the GetHardwareHandler function.
- * @tc.type: FUNC
- * @tc.require: AR000GHSK3
- */
-HWTEST_F(ComponentLoaderTest, GetHardwareHandler_002, TestSize.Level0)
-{
-    ComponentLoader::GetInstance().Init();
-    IHardwareHandler *hardwareHandlerPtr = nullptr;
-    auto ret = ComponentLoader::GetInstance().GetHardwareHandler(DHType::AUDIO, hardwareHandlerPtr);
-    EXPECT_EQ(DH_FWK_SUCCESS, ret);
-    ComponentLoader::GetInstance().UnInit();
-}
+#ifdef DHARDWARE_CLOSE_UT
+    /**
+     * @tc.name: GetHardwareHandler_002
+     * @tc.desc: Verify the GetHardwareHandler function.
+     * @tc.type: FUNC
+     * @tc.require: AR000GHSK3
+     */
+    HWTEST_F(ComponentLoaderTest, GetHardwareHandler_002, TestSize.Level0)
+    {
+        ComponentLoader::GetInstance().Init();
+        IHardwareHandler *hardwareHandlerPtr = nullptr;
+        auto ret = ComponentLoader::GetInstance().GetHardwareHandler(DHType::AUDIO, hardwareHandlerPtr);
+        EXPECT_EQ(DH_FWK_SUCCESS, ret);
+        ComponentLoader::GetInstance().UnInit();
+    }
+#endif
 
 /**
  * @tc.name: GetSource_001
@@ -134,20 +136,22 @@ HWTEST_F(ComponentLoaderTest, GetSource_001, TestSize.Level0)
     EXPECT_EQ(ERR_DH_FWK_LOADER_HANDLER_IS_NULL, ret);
 }
 
-/**
- * @tc.name: GetSource_002
- * @tc.desc: Verify the GetSource function.
- * @tc.type: FUNC
- * @tc.require: AR000GHSK3
- */
-HWTEST_F(ComponentLoaderTest, GetSource_002, TestSize.Level0)
-{
-    ComponentLoader::GetInstance().Init();
-    IDistributedHardwareSource *sourcePtr = nullptr;
-    auto ret = ComponentLoader::GetInstance().GetSource(DHType::AUDIO, sourcePtr);
-    EXPECT_EQ(DH_FWK_SUCCESS, ret);
-    ComponentLoader::GetInstance().UnInit();
-}
+#ifdef DHARDWARE_CLOSE_UT
+    /**
+     * @tc.name: GetSource_002
+     * @tc.desc: Verify the GetSource function.
+     * @tc.type: FUNC
+     * @tc.require: AR000GHSK3
+     */
+    HWTEST_F(ComponentLoaderTest, GetSource_002, TestSize.Level0)
+    {
+        ComponentLoader::GetInstance().Init();
+        IDistributedHardwareSource *sourcePtr = nullptr;
+        auto ret = ComponentLoader::GetInstance().GetSource(DHType::AUDIO, sourcePtr);
+        EXPECT_EQ(DH_FWK_SUCCESS, ret);
+        ComponentLoader::GetInstance().UnInit();
+    }
+#endif
 
 /**
  * @tc.name: GetSink_001
@@ -168,20 +172,22 @@ HWTEST_F(ComponentLoaderTest, GetSink_001, TestSize.Level0)
     EXPECT_EQ(ERR_DH_FWK_LOADER_HANDLER_IS_NULL, ret);
 }
 
-/**
- * @tc.name: GetSink_002
- * @tc.desc: Verify the GetSink function.
- * @tc.type: FUNC
- * @tc.require: AR000GHSK3
- */
-HWTEST_F(ComponentLoaderTest, GetSink_002, TestSize.Level0)
-{
-    ComponentLoader::GetInstance().Init();
-    IDistributedHardwareSink *sinkPtr = nullptr;
-    auto ret = ComponentLoader::GetInstance().GetSink(DHType::AUDIO, sinkPtr);
-    EXPECT_EQ(DH_FWK_SUCCESS, ret);
-    ComponentLoader::GetInstance().UnInit();
-}
+#ifdef DHARDWARE_CLOSE_UT
+    /**
+     * @tc.name: GetSink_002
+     * @tc.desc: Verify the GetSink function.
+     * @tc.type: FUNC
+     * @tc.require: AR000GHSK3
+     */
+    HWTEST_F(ComponentLoaderTest, GetSink_002, TestSize.Level0)
+    {
+        ComponentLoader::GetInstance().Init();
+        IDistributedHardwareSink *sinkPtr = nullptr;
+        auto ret = ComponentLoader::GetInstance().GetSink(DHType::AUDIO, sinkPtr);
+        EXPECT_EQ(DH_FWK_SUCCESS, ret);
+        ComponentLoader::GetInstance().UnInit();
+    }
+#endif
 
 /**
  * @tc.name: Readfile_001
@@ -204,6 +210,7 @@ HWTEST_F(ComponentLoaderTest, Readfile_001, TestSize.Level0)
  */
 HWTEST_F(ComponentLoaderTest, ReleaseHardwareHandler_001, TestSize.Level0)
 {
+    ComponentLoader::GetInstance().compHandlerMap_.clear();
     auto ret = ComponentLoader::GetInstance().ReleaseHardwareHandler(DHType::AUDIO);
     EXPECT_EQ(ERR_DH_FWK_TYPE_NOT_EXIST, ret);
 
diff --git a/services/distributedhardwarefwkservice/test/unittest/common/componentmanager/component_manager/BUILD.gn b/services/distributedhardwarefwkservice/test/unittest/common/componentmanager/component_manager/BUILD.gn
index e121d203916b10769e0bf4b067de24ac6621175e..45f05507a71ede95c3c7ad44bfe636e041cfddc5 100644
--- a/services/distributedhardwarefwkservice/test/unittest/common/componentmanager/component_manager/BUILD.gn
+++ b/services/distributedhardwarefwkservice/test/unittest/common/componentmanager/component_manager/BUILD.gn
@@ -76,6 +76,10 @@ ohos_unittest("ComponentManagerTest") {
     "LOG_DOMAIN=0xD004100",
   ]
 
+  if (!distributed_hardware_fwk_low_latency) {
+    defines += [ "DHARDWARE_CLOSE_UT" ]
+  }
+
   if (powermgr_power_manager_fwk) {
     external_deps += [ "power_manager:powermgr_client" ]
     defines += [ "POWER_MANAGER_ENABLE" ]
diff --git a/services/distributedhardwarefwkservice/test/unittest/common/componentmanager/component_manager/src/component_manager_test.cpp b/services/distributedhardwarefwkservice/test/unittest/common/componentmanager/component_manager/src/component_manager_test.cpp
index 047d32022f669221938accd8642ddc42bc463f7f..e18ff379b020c2551a060073c1104e358de56c4d 100644
--- a/services/distributedhardwarefwkservice/test/unittest/common/componentmanager/component_manager/src/component_manager_test.cpp
+++ b/services/distributedhardwarefwkservice/test/unittest/common/componentmanager/component_manager/src/component_manager_test.cpp
@@ -403,17 +403,19 @@ HWTEST_F(ComponentManagerTest, WaitForResult_001, TestSize.Level0)
     EXPECT_EQ(true, ret);
 }
 
-/**
- * @tc.name: InitCompSource_001
- * @tc.desc: Verify the InitCompSource function
- * @tc.type: FUNC
- * @tc.require: AR000GHSJM
- */
-HWTEST_F(ComponentManagerTest, InitCompSource_001, TestSize.Level0)
-{
-    bool ret = ComponentManager::GetInstance().InitCompSource();
-    EXPECT_EQ(true, ret);
-}
+#ifdef DHARDWARE_CLOSE_UT
+    /**
+     * @tc.name: InitCompSource_001
+     * @tc.desc: Verify the InitCompSource function
+     * @tc.type: FUNC
+     * @tc.require: AR000GHSJM
+     */
+    HWTEST_F(ComponentManagerTest, InitCompSource_001, TestSize.Level0)
+    {
+        bool ret = ComponentManager::GetInstance().InitCompSource();
+        EXPECT_EQ(true, ret);
+    }
+#endif
 
 /**
  * @tc.name: InitCompSink_001