diff --git a/src/g2_2025_imu_reader_pkg/CMakeLists.txt b/src/g2_2025_imu_reader_pkg/CMakeLists.txt
index ee90b12..d2fe2b3 100644
--- a/src/g2_2025_imu_reader_pkg/CMakeLists.txt
+++ b/src/g2_2025_imu_reader_pkg/CMakeLists.txt
@@ -24,6 +24,7 @@ find_package(std_msgs REQUIRED)
 find_package(sensor_msgs REQUIRED)
 find_package(rclcpp_lifecycle REQUIRED)
 find_package(nlohmann_json REQUIRED)
+find_package(rclcpp_lifecycle REQUIRED)
 
 add_executable(g2_2025_imu_database_writer_node
     src/g2_2025_imu_database_writer_node/Main.cpp
@@ -44,8 +45,8 @@ target_link_libraries(g2_2025_imu_database_writer_node pqxx pq tomlplusplus::tom
 
 add_executable(g2_2025_lifecycle_node
     src/g2_2025_lifecycle_node/main.cpp
-    src/g2_2025_lifecycle_node/nodes/HardwareInterface.cpp
-    src/g2_2025_lifecycle_node/nodes/LifecycleManager.cpp
+    src/g2_2025_lifecycle_node/nodes/hardware_interface.cpp
+    src/g2_2025_lifecycle_node/nodes/lifecycle_manager.cpp
     src/config/serialib.cpp
 )
 
diff --git a/src/g2_2025_imu_reader_pkg/src/g2_2025_lifecycle_node/nodes/lifecycle_manager.cpp b/src/g2_2025_imu_reader_pkg/src/g2_2025_lifecycle_node/nodes/lifecycle_manager.cpp
index c155955..c80846e 100644
--- a/src/g2_2025_imu_reader_pkg/src/g2_2025_lifecycle_node/nodes/lifecycle_manager.cpp
+++ b/src/g2_2025_imu_reader_pkg/src/g2_2025_lifecycle_node/nodes/lifecycle_manager.cpp
@@ -13,16 +13,43 @@ LifecycleManager::LifecycleManager() : rclcpp_lifecycle::LifecycleNode("lifecycl
 
 }
 
-void LifecycleManager::publish_imu_data(const std::string & data) {
+void LifecycleManager::publish_imu_data(const std::string & data) { // placeholderrrrr
     auto message = std_msgs::msg::String();
     message.data = data;
     imu_publisher->publish(message);
     RCLCPP_INFO(this->get_logger(), "Published IMU data: %s", data.c_str());
 }
+/*
 
-void LifecycleManager::Unconfigured() {
-    RCLCPP_INFO(this->get_logger(), "Managing lifecycle...");
+*in terminal commands to manage lifecycle:
+*ros2 lifecycle list /lifecycle_manager ## for status checking
+*ros2 lifecycle set /lifecycle_manager configure
+*ros2 lifecycle set /lifecycle_manager activate
+*ros2 lifecycle set /lifecycle_manager deactivate
+*ros2 lifecycle set /lifecycle_manager shutdown
+*/
 
+rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn
+LifecycleManager::on_configure(const rclcpp_lifecycle::State&) {
+    RCLCPP_INFO(this->get_logger(), "configuring lifecycle...");
+    return rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn::SUCCESS;
+}
+
+rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn
+LifecycleManager::on_activate(const rclcpp_lifecycle::State&) {
+    RCLCPP_INFO(this->get_logger(), "activating lifecycle...");
+    return rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn::SUCCESS;
+}
+
+rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn
+LifecycleManager::on_deactivate(const rclcpp_lifecycle::State&) {
+    RCLCPP_INFO(this->get_logger(), "deactivating lifecycle...");
+    return rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn::SUCCESS;
+}
+rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn
+LifecycleManager::on_shutdown(const rclcpp_lifecycle::State&) {
+    RCLCPP_INFO(this->get_logger(), "shutting down lifecycle...");
+    return rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn::SUCCESS;
 }
 
 }  // namespace assignments::two::g2_2025_lifecycle_node
diff --git a/src/g2_2025_imu_reader_pkg/src/g2_2025_lifecycle_node/nodes/lifecycle_manager.hpp b/src/g2_2025_imu_reader_pkg/src/g2_2025_lifecycle_node/nodes/lifecycle_manager.hpp
index 6a814cc..49f3f95 100644
--- a/src/g2_2025_imu_reader_pkg/src/g2_2025_lifecycle_node/nodes/lifecycle_manager.hpp
+++ b/src/g2_2025_imu_reader_pkg/src/g2_2025_lifecycle_node/nodes/lifecycle_manager.hpp
@@ -27,7 +27,10 @@ public:
 private:
     rclcpp::Publisher<std_msgs::msg::String>::SharedPtr imu_publisher;
     void publish_imu_data(const std::string & data);
-    void Unconfigured();
 
+    rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn on_configure(const rclcpp_lifecycle::State&);
+    rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn on_activate(const rclcpp_lifecycle::State&);
+    rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn on_deactivate(const rclcpp_lifecycle::State&);
+    rclcpp_lifecycle::node_interfaces::LifecycleNodeInterface::CallbackReturn on_shutdown(const rclcpp_lifecycle::State&);
 };
 }  // namespace assignments::two::g2_2025_lifecycle_node