diff --git a/firmware/CHANGELOG.md b/firmware/CHANGELOG.md
index 8473394987..4717d8f960 100644
--- a/firmware/CHANGELOG.md
+++ b/firmware/CHANGELOG.md
@@ -28,4 +28,7 @@ Release template (copy/paste this for new release):
 
 ## Unreleased
 
+### Fixed
+ - Sensor checker wasn't checking sensors
+
 ### For older changelog entries prior to fork from rusEFI, see CHANGELOG.rusefi.md
diff --git a/firmware/controllers/sensors/sensor_checker.cpp b/firmware/controllers/sensors/sensor_checker.cpp
index 88acbf8326..e21bc8daae 100644
--- a/firmware/controllers/sensors/sensor_checker.cpp
+++ b/firmware/controllers/sensors/sensor_checker.cpp
@@ -148,7 +148,7 @@ void SensorChecker::onSlowCallback() {
 	// TODO: also inhibit checking if we just did a flash burn, since that blocks the ECU for a few seconds.
 	bool shouldCheck = m_ignitionIsOn && m_timeSinceIgnOff.hasElapsedSec(5);
 	m_analogSensorsShouldWork = shouldCheck;
-	if (shouldCheck) {
+	if (!shouldCheck) {
 		return;
 	}
 
diff --git a/unit_tests/tests/actuators/test_etb_integrated.cpp b/unit_tests/tests/actuators/test_etb_integrated.cpp
index 324ea9c3a1..5ebfde68b3 100644
--- a/unit_tests/tests/actuators/test_etb_integrated.cpp
+++ b/unit_tests/tests/actuators/test_etb_integrated.cpp
@@ -48,6 +48,7 @@ TEST(etb, integrated) {
 }
 
 extern int timeNowUs;
+extern WarningCodeState unitTestWarningCodeState;
 
 TEST(etb, intermittentTps) {
 	EngineTestHelper eth(TEST_ENGINE); // we have a destructor so cannot move EngineTestHelper into utility method
@@ -91,6 +92,7 @@ TEST(etb, intermittentTps) {
 	etb->update();
 
 	EXPECT_NE(0, etb->etbErrorCode);
+	EXPECT_EQ(3, unitTestWarningCodeState.recentWarnings.getCount()) << "intermittentTps";
 }
 
 TEST(etb, intermittentPps) {