diff --git a/firmware/config/boards/kinetis/rusefi_hw_enums.h b/firmware/config/boards/kinetis/rusefi_hw_enums.h
index ec3e18997b..c2740d9cc8 100644
--- a/firmware/config/boards/kinetis/rusefi_hw_enums.h
+++ b/firmware/config/boards/kinetis/rusefi_hw_enums.h
@@ -185,8 +185,6 @@ typedef enum __attribute__ ((__packed__)) {
 	 * and TunerStudio would need these ordinals to fit into field size
 	 */
     TEST_MAF_CHANNEL = 18,
-    TEST_CLT_CHANNEL = 19,
-    TEST_IAT_CHANNEL = 20,
 #endif /* EFI_UNIT_TEST */
 } adc_channel_e;
 
diff --git a/firmware/controllers/algo/auto_generated_enums.cpp b/firmware/controllers/algo/auto_generated_enums.cpp
index 5d622c287c..866c609be8 100644
--- a/firmware/controllers/algo/auto_generated_enums.cpp
+++ b/firmware/controllers/algo/auto_generated_enums.cpp
@@ -79,8 +79,6 @@ case EFI_ADC_NONE:
   return "EFI_ADC_NONE";
 #if EFI_UNIT_TEST
 case TEST_MAF_CHANNEL:
-case TEST_CLT_CHANNEL:
-case TEST_IAT_CHANNEL:
   return "EFI_TEST";
 #endif /* EFI_UNIT_TEST */
   }
diff --git a/firmware/controllers/algo/rusefi_hw_enums.h b/firmware/controllers/algo/rusefi_hw_enums.h
index c175c2f372..2cc31d7e29 100644
--- a/firmware/controllers/algo/rusefi_hw_enums.h
+++ b/firmware/controllers/algo/rusefi_hw_enums.h
@@ -272,8 +272,6 @@ typedef enum __attribute__ ((__packed__)) {
 	 * and TunerStudio would need these ordinals to fit into field size
 	 */
     TEST_MAF_CHANNEL = 18,
-    TEST_CLT_CHANNEL = 19,
-    TEST_IAT_CHANNEL = 20,
 #endif /* EFI_UNIT_TEST */
 } adc_channel_e;
 
diff --git a/firmware/controllers/sensors/thermistors.cpp b/firmware/controllers/sensors/thermistors.cpp
index e102ce05c7..b4c88b583a 100644
--- a/firmware/controllers/sensors/thermistors.cpp
+++ b/firmware/controllers/sensors/thermistors.cpp
@@ -120,7 +120,6 @@ temperature_t getCoolantTemperatureM(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
  			engineConfiguration->useLinearCltSensor PASS_ENGINE_PARAMETER_SUFFIX);
 	if (!isValidCoolantTemperature(temperature)) {
 		efiAssert(CUSTOM_ERR_ASSERT, engineConfiguration!=NULL, "NULL engineConfiguration", NAN);
-		warning(OBD_Engine_Coolant_Temperature_Circuit_Malfunction, "unrealistic CLT %.2f", temperature);
 		engine->isCltBroken = true;
 		return LIMPING_MODE_CLT_TEMPERATURE;
 	}
@@ -197,9 +196,6 @@ temperature_t getIntakeAirTemperatureM(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
 			engineConfiguration->useLinearIatSensor PASS_ENGINE_PARAMETER_SUFFIX);
 	if (!isValidIntakeAirTemperature(temperature)) {
 		efiAssert(CUSTOM_ERR_ASSERT, engineConfiguration!=NULL, "NULL engineConfiguration", NAN);
-#if EFI_PROD_CODE || EFI_UNIT_TEST
-		warning(OBD_Intake_Air_Temperature_Circuit_Malfunction, "unrealistic IAT %.2f", temperature);
-#endif /* EFI_PROD_CODE */
 		return LIMPING_MODE_IAT_TEMPERATURE;
 	}
 	return temperature;
diff --git a/unit_tests/boards.cpp b/unit_tests/boards.cpp
index 45744588ed..320ae7ab39 100644
--- a/unit_tests/boards.cpp
+++ b/unit_tests/boards.cpp
@@ -10,20 +10,12 @@
 
 // todo: migrate to engine->engineState.mockAdcState
 float testMafValue = 0;
-float testCltValue = 0;
-float testIatValue = 0;
 
 // see setMockVoltage
 float getVoltageDivided(const char *msg, adc_channel_e hwChannel DECLARE_ENGINE_PARAMETER_SUFFIX) {
 	switch(hwChannel) {
 	case TEST_MAF_CHANNEL:
 		return testMafValue;
-	case TEST_CLT_CHANNEL:
-		return testCltValue;
-		//return adcToVolts(engine->engineState.mockAdcState.getMockAdcValue(hwChannel));
-	case TEST_IAT_CHANNEL:
-		return testIatValue;
-		//return adcToVolts(engine->engineState.mockAdcState.getMockAdcValue(hwChannel));
 	default:
 		return adcToVolts(engine->engineState.mockAdcState.getMockAdcValue(hwChannel));;
 	}
diff --git a/unit_tests/engine_test_helper.cpp b/unit_tests/engine_test_helper.cpp
index 17edd9567d..0fd727cbab 100644
--- a/unit_tests/engine_test_helper.cpp
+++ b/unit_tests/engine_test_helper.cpp
@@ -19,8 +19,6 @@
 extern int timeNowUs;
 extern WarningCodeState unitTestWarningCodeState;
 extern float testMafValue;
-extern float testCltValue;
-extern float testIatValue;
 extern engine_configuration_s & activeConfiguration;
 
 EngineTestHelperBase::EngineTestHelperBase() { 
@@ -61,13 +59,8 @@ EngineTestHelper::EngineTestHelper(engine_type_e engineType, configuration_callb
 	commonInitEngineController(NULL PASS_ENGINE_PARAMETER_SUFFIX);
 
 	engine->engineConfigurationPtr->mafAdcChannel = TEST_MAF_CHANNEL;
-	engine->engineConfigurationPtr->clt.adcChannel = TEST_CLT_CHANNEL;
-	engine->engineConfigurationPtr->iat.adcChannel = TEST_IAT_CHANNEL;
-	// magic voltage to get nice CLT
-	testCltValue = 1.492964;
+
 	Sensor::setMockValue(SensorType::Clt, 70);
-	// magic voltage to get nice IAT
-	testIatValue = 4.03646;
 	Sensor::setMockValue(SensorType::Iat, 30);
 
 	// this is needed to have valid CLT and IAT.