diff --git a/services/distributedhardwarefwkserviceimpl/include/task/monitor_task_timer.h b/services/distributedhardwarefwkserviceimpl/include/task/monitor_task_timer.h
index c0f8787ce32765d8405b58642c0b51a68ec7638e..c3942035177ee86b6811f018672817b165567bea 100644
--- a/services/distributedhardwarefwkserviceimpl/include/task/monitor_task_timer.h
+++ b/services/distributedhardwarefwkserviceimpl/include/task/monitor_task_timer.h
@@ -39,6 +39,8 @@ public:
 private:
     MonitorTaskTimer();
     void Execute(const std::shared_ptr<OHOS::AppExecFwk::EventHandler> eventHandler);
+    void InitTimer();
+    void ReleaseTimer();
 
 private:
     std::thread eventHandlerThread_;
diff --git a/services/distributedhardwarefwkserviceimpl/src/task/monitor_task_timer.cpp b/services/distributedhardwarefwkserviceimpl/src/task/monitor_task_timer.cpp
index 24670683d9026cd28931bb2bbbc38172f5fa6e0d..3f69e276505819ad4d6f44992b1d18cb59d5f8d9 100644
--- a/services/distributedhardwarefwkserviceimpl/src/task/monitor_task_timer.cpp
+++ b/services/distributedhardwarefwkserviceimpl/src/task/monitor_task_timer.cpp
@@ -36,23 +36,37 @@ namespace {
 MonitorTaskTimer::MonitorTaskTimer()
 {
     DHLOGI("MonitorTaskTimer construction");
-    if (!eventHandler_) {
+}
+
+MonitorTaskTimer::~MonitorTaskTimer()
+{
+    DHLOGI("MonitorTaskTimer destruction");
+    ReleaseTimer();
+}
+
+void MonitorTaskTimer::InitTimer()
+{
+    DHLOGI("start");
+    std::unique_lock<std::mutex> lock(monitorTaskTimerMutex_);
+    if (eventHandler_ == nullptr) {
         eventHandlerThread_ = std::thread(&MonitorTaskTimer::StartEventRunner, this);
-        std::unique_lock<std::mutex> lock(monitorTaskTimerMutex_);
         monitorTaskTimerCond_.wait(lock, [this] {
             return eventHandler_ != nullptr;
         });
     }
+    DHLOGI("end");
 }
 
-MonitorTaskTimer::~MonitorTaskTimer()
+void MonitorTaskTimer::ReleaseTimer()
 {
-    DHLOGI("MonitorTaskTimer destruction");
+    DHLOGI("start");
     StopTimer();
+    DHLOGI("end");
 }
 
 void MonitorTaskTimer::StartEventRunner()
 {
+    DHLOGI("start");
     auto busRunner = AppExecFwk::EventRunner::Create(false);
     {
         std::lock_guard<std::mutex> lock(monitorTaskTimerMutex_);
@@ -60,11 +74,13 @@ void MonitorTaskTimer::StartEventRunner()
     }
     monitorTaskTimerCond_.notify_all();
     busRunner->Run();
+    DHLOGI("end");
 }
 
 void MonitorTaskTimer::StartTimer()
 {
     DHLOGI("start");
+    InitTimer();
     std::lock_guard<std::mutex> lock(monitorTaskTimerMutex_);
     if (eventHandler_ == nullptr) {
         DHLOGE("eventHandler is nullptr!");