diff --git a/java_console/io/src/main/java/com/rusefi/native_/EngineLogic.java b/java_console/io/src/main/java/com/rusefi/native_/EngineLogic.java
index c959816370..26eb23f979 100644
--- a/java_console/io/src/main/java/com/rusefi/native_/EngineLogic.java
+++ b/java_console/io/src/main/java/com/rusefi/native_/EngineLogic.java
@@ -19,5 +19,7 @@ public class EngineLogic {
 
     public native void invokePeriodicCallback();
 
+    public native void invokeEtbCycle();
+
     public native byte[] getOutputs();
 }
diff --git a/java_console/io/src/test/java/com/rusefi/native_/JniUnitTest.java b/java_console/io/src/test/java/com/rusefi/native_/JniUnitTest.java
index 35c662702b..fb853ea061 100644
--- a/java_console/io/src/test/java/com/rusefi/native_/JniUnitTest.java
+++ b/java_console/io/src/test/java/com/rusefi/native_/JniUnitTest.java
@@ -46,6 +46,13 @@ public class JniUnitTest {
         assertEquals(2.45, getField(engineLogic, Fields.GEARRATIO1));
     }
 
+    @Test
+    public void testEtbStuff() {
+        JniSandbox.loadLibrary();
+
+        EngineLogic engineLogic = new EngineLogic();
+    }
+
     private double getField(EngineLogic engineLogic, Field field) {
         byte[] configuration = engineLogic.getConfiguration();
         assertNotNull("configuration", configuration);
diff --git a/unit_tests/native/com_rusefi_native__EngineLogic.h b/unit_tests/native/com_rusefi_native__EngineLogic.h
index 321f9399ce..3d5a327193 100644
--- a/unit_tests/native/com_rusefi_native__EngineLogic.h
+++ b/unit_tests/native/com_rusefi_native__EngineLogic.h
@@ -55,6 +55,14 @@ JNIEXPORT void JNICALL Java_com_rusefi_native_1_EngineLogic_setEngineType
 JNIEXPORT void JNICALL Java_com_rusefi_native_1_EngineLogic_invokePeriodicCallback
   (JNIEnv *, jobject);
 
+/*
+ * Class:     com_rusefi_native__EngineLogic
+ * Method:    invokeEtbCycle
+ * Signature: ()V
+ */
+JNIEXPORT void JNICALL Java_com_rusefi_native_1_EngineLogic_invokeEtbCycle
+  (JNIEnv *, jobject);
+
 /*
  * Class:     com_rusefi_native__EngineLogic
  * Method:    getOutputs
diff --git a/unit_tests/native/native_impl.cpp b/unit_tests/native/native_impl.cpp
index bde0343958..d5af9dce07 100644
--- a/unit_tests/native/native_impl.cpp
+++ b/unit_tests/native/native_impl.cpp
@@ -75,6 +75,18 @@ JNIEXPORT void JNICALL Java_com_rusefi_native_1_EngineLogic_invokePeriodicCallba
     eth->engine.periodicFastCallback();
 }
 
+JNIEXPORT void JNICALL Java_com_rusefi_native_1_EngineLogic_invokeEtbCycle
+  (JNIEnv *, jobject) {
+  EngineTestHelper* eth = getEth();
+  Engine *engine = &eth->engine;
+
+	for (int i = 0; i < ETB_COUNT; i++) {
+		if (auto etb = engine->etbControllers[i]) {
+			etb->update();
+		}
+	}
+}
+
 JNIEXPORT jbyteArray JNICALL Java_com_rusefi_native_1_EngineLogic_getOutputs(JNIEnv * env, jobject instance) {
 	jbyteArray retVal = env->NewByteArray(TS_TOTAL_OUTPUT_SIZE);
 	jbyte *buf = env->GetByteArrayElements(retVal, NULL);