diff --git a/firmware/config/boards/hellen/hellen_common.cpp b/firmware/config/boards/hellen/hellen_common.cpp
index 33edb2e787..46aa9aee37 100644
--- a/firmware/config/boards/hellen/hellen_common.cpp
+++ b/firmware/config/boards/hellen/hellen_common.cpp
@@ -1,5 +1,6 @@
 #include "pch.h"
 #include "hellen_meta.h"
+#include "adc_subscription.h"
 
 void hellenWbo() {
 	engineConfiguration->enableAemXSeries = true;
@@ -66,11 +67,13 @@ static bool hellenEnPinInitialized = false;
 void hellenEnableEn(const char *msg) {
   efiPrintf("Turning board ON [%s]", msg);
 	    megaEn.setValue(1, /*isForce*/ true);
+  AdcSubscription::ResetFilters();
 }
 
 void hellenDisableEn(const char *msg) {
   efiPrintf("Turning board off [%s]", msg);
 	    megaEn.setValue(0, /*isForce*/ true);
+  AdcSubscription::ResetFilters();
 }
 
 void setHellenEnPin(Gpio pin, bool enableBoardOnStartUp) {
diff --git a/firmware/hw_layer/adc/adc_subscription.cpp b/firmware/hw_layer/adc/adc_subscription.cpp
index 4eb1d01522..50145d13c6 100644
--- a/firmware/hw_layer/adc/adc_subscription.cpp
+++ b/firmware/hw_layer/adc/adc_subscription.cpp
@@ -125,6 +125,13 @@ TODO: this code is similar to initIfValid, what is the plan? shall we extract he
 	}
 }
 
+void AdcSubscription::ResetFilters() {
+	for (size_t i = 0; i < efi::size(s_entries); i++) {
+		auto &entry = s_entries[i];
+		entry.HasUpdated = false;
+	}
+}
+
 void AdcSubscription::UpdateSubscribers(efitick_t nowNt) {
 	ScopePerf perf(PE::AdcSubscriptionUpdateSubscribers);
 
diff --git a/firmware/hw_layer/adc/adc_subscription.h b/firmware/hw_layer/adc/adc_subscription.h
index 6fd587cc2a..d144dc5f38 100644
--- a/firmware/hw_layer/adc/adc_subscription.h
+++ b/firmware/hw_layer/adc/adc_subscription.h
@@ -25,5 +25,7 @@ public:
 	static void UnsubscribeSensor(FunctionalSensor& sensor, adc_channel_e newChannel);
 	static void UpdateSubscribers(efitick_t nowNt);
 
+	static void ResetFilters();
+
 	static void PrintInfo();
 };