diff --git a/src/controllers/tanksController.js b/src/controllers/tanksController.js
index b8912aed..b575b40a 100644
--- a/src/controllers/tanksController.js
+++ b/src/controllers/tanksController.js
@@ -6187,6 +6187,7 @@ async function processIotData(hw_Id, data) {
         inputConnection.motor_stop_status = "1";
         inputConnection.motor_on_type = "manual";
         inputConnection.stopTime = currentTime;
+        const motorId = hw_Id;
         if (motorIntervals[motorId]) {
           clearInterval(motorIntervals[motorId]);
           delete motorIntervals[motorId];