diff --git a/java_tools/configuration_definition/src/com/rusefi/VariableRegistry.java b/java_tools/configuration_definition/src/com/rusefi/VariableRegistry.java
index 4b3158d446..f27e024498 100644
--- a/java_tools/configuration_definition/src/com/rusefi/VariableRegistry.java
+++ b/java_tools/configuration_definition/src/com/rusefi/VariableRegistry.java
@@ -1,7 +1,10 @@
 package com.rusefi;
 
+import com.rusefi.board_generator.BoardReader;
+import com.rusefi.enum_reader.Value;
 import com.rusefi.util.LazyFile;
 import com.rusefi.util.SystemOut;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import java.io.IOException;
@@ -33,6 +36,36 @@ public class VariableRegistry  {
     public VariableRegistry() {
     }
 
+    @NotNull
+    public static CharSequence getEnumOptionsForTunerStudio(EnumsReader enumsReader, VariableRegistry variableRegistry, TreeMap<Integer, String> valueNameById, String enumName) {
+        for (Value value : enumsReader.getEnums().get(enumName).values()) {
+            if (value.getValue().contains("ENUM_32_BITS"))
+                continue;
+
+            if (isNumeric(value.getValue())) {
+                valueNameById.put(value.getIntValue(), value.getName());
+            } else {
+                String valueFromRegistry = variableRegistry.get(value.getValue());
+                if (valueFromRegistry == null)
+                    throw new IllegalStateException("No value for " + value);
+                int intValue = Integer.parseInt(valueFromRegistry);
+                valueNameById.put(intValue, value.getName());
+            }
+        }
+
+        int maxValue = valueNameById.lastKey();
+
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i <= maxValue; i++) {
+            if (sb.length() > 0)
+                sb.append(", ");
+
+            String value = valueNameById.getOrDefault(i, BoardReader.INVALID);
+            sb.append("\"" + value + "\"");
+        }
+        return sb.toString();
+    }
+
     /**
      * This method replaces variables references like @@var@@ with actual values
      * An exception is thrown if we do not have such variable
diff --git a/java_tools/configuration_definition/src/com/rusefi/board_generator/BoardReader.java b/java_tools/configuration_definition/src/com/rusefi/board_generator/BoardReader.java
index 35452107e0..4d92a20890 100644
--- a/java_tools/configuration_definition/src/com/rusefi/board_generator/BoardReader.java
+++ b/java_tools/configuration_definition/src/com/rusefi/board_generator/BoardReader.java
@@ -1,5 +1,6 @@
 package com.rusefi.board_generator;
 
+import com.rusefi.EnumToString;
 import com.rusefi.EnumsReader;
 import com.rusefi.enum_reader.Value;
 import com.rusefi.util.LazyFile;
@@ -19,13 +20,12 @@ import java.util.Objects;
  * the primary generation to avoid the intermediate file.
  */
 public class BoardReader {
-    private static final String INVALID = "INVALID";
+    public static final String INVALID = "INVALID";
 
     private static final String KEY_BOARD_NAME = "-board";
     private static final String YAML_INPUT_NAME = "-yaml";
     private static final String OUTPUT_FILE_NAME = "-output_file";
     private static final String KEY_FIRMWARE_PATH = "-firmware_path";
-    private final static String KEY_ENUM_INPUT_FILE = "-enumInputFile";
 
     private static final String MAPPING_YAML = "mapping.yaml";
 
@@ -52,9 +52,9 @@ public class BoardReader {
                 yamlInputFile = args[i + 1];
             } else if (key.equals(KEY_FIRMWARE_PATH)) {
                 firmwarePath = args[i + 1];
-            } else if (key.equals(KEY_ENUM_INPUT_FILE)) {
+            } else if (key.equals(EnumToString.KEY_ENUM_INPUT_FILE)) {
                 String inputFile = args[i + 1];
-                enumsReader.process(new FileReader(firmwarePath + File.separator + inputFile));
+                enumsReader.process(firmwarePath, inputFile);
             }
         }
 
@@ -118,15 +118,18 @@ public class BoardReader {
 
     private static int getMaxValue(Collection<Value> values) {
         int result = -1;
-        for (Value v : values)
+        for (Value v : values) {
             result = Math.max(result, v.getIntValue());
+        }
         return result;
     }
 
     private static Value findByOrdinal(int ordinal, Collection<Value> values) {
-        for (Value v : values)
-            if (v.getValue().equals(String.valueOf(ordinal)))
+        for (Value v : values) {
+            if (v.getValue().equals(String.valueOf(ordinal))) {
                 return v;
+            }
+        }
         return null;
     }
 }
diff --git a/java_tools/configuration_definition/src/com/rusefi/test/ConfigDefinitionTest.java b/java_tools/configuration_definition/src/com/rusefi/test/ConfigDefinitionTest.java
new file mode 100644
index 0000000000..ec6fb8e4f7
--- /dev/null
+++ b/java_tools/configuration_definition/src/com/rusefi/test/ConfigDefinitionTest.java
@@ -0,0 +1,33 @@
+package com.rusefi.test;
+
+import com.rusefi.ConfigDefinition;
+import com.rusefi.EnumsReader;
+import com.rusefi.VariableRegistry;
+import org.junit.Test;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.TreeMap;
+
+import static org.junit.Assert.assertNotNull;
+
+public class ConfigDefinitionTest {
+    private static final String FIRMWARE = "../../firmware";
+
+    @Test
+    public void testEnumIntoType() throws IOException {
+        EnumsReader enumsReader = new EnumsReader();
+        enumsReader.process(FIRMWARE, "controllers/algo/rusefi_enums.h");
+
+        VariableRegistry variableRegistry = new VariableRegistry();
+
+        ConfigDefinition.readPrependValues(variableRegistry, FIRMWARE + File.separator + "integration/rusefi_config.txt");
+
+        TreeMap<Integer, String> valueNameById = new TreeMap<>();
+
+        CharSequence sb = VariableRegistry.getEnumOptionsForTunerStudio(enumsReader, variableRegistry, valueNameById, "engine_type_e");
+
+        System.out.println(sb);
+        assertNotNull(sb);
+    }
+}
diff --git a/java_tools/enum_to_string/src/com/rusefi/EnumToString.java b/java_tools/enum_to_string/src/com/rusefi/EnumToString.java
index 0dd77f29ed..12c6e1d921 100644
--- a/java_tools/enum_to_string/src/com/rusefi/EnumToString.java
+++ b/java_tools/enum_to_string/src/com/rusefi/EnumToString.java
@@ -27,7 +27,7 @@ public class EnumToString {
     private final static StringBuilder headerFileContent = new StringBuilder();
 
     private final static String KEY_INPUT_PATH = "-enumInputPath";
-    private final static String KEY_ENUM_INPUT_FILE = "-enumInputFile";
+    public final static String KEY_ENUM_INPUT_FILE = "-enumInputFile";
     private final static String KEY_OUTPUT = "-outputPath";
 
     public static void main(String[] args) throws IOException {
diff --git a/java_tools/enum_to_string/src/com/rusefi/EnumsReader.java b/java_tools/enum_to_string/src/com/rusefi/EnumsReader.java
index ca90f3de6e..bd4c3c4fab 100644
--- a/java_tools/enum_to_string/src/com/rusefi/EnumsReader.java
+++ b/java_tools/enum_to_string/src/com/rusefi/EnumsReader.java
@@ -3,9 +3,7 @@ package com.rusefi;
 import com.rusefi.enum_reader.Value;
 import com.rusefi.util.SystemOut;
 
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.Reader;
+import java.io.*;
 import java.util.Map;
 import java.util.TreeMap;
 
@@ -14,6 +12,10 @@ public class EnumsReader {
 
     private final Map<String, Map<String, Value>> enums = new TreeMap<>();
 
+    public void process(String path, String fileName) throws IOException {
+        process(new FileReader(path + File.separator + fileName));
+    }
+
     public void process(Reader in) throws IOException {
         boolean isInsideEnum = false;
         BufferedReader reader = new BufferedReader(in);
diff --git a/java_tools/enum_to_string/src/com/rusefi/enum_reader/Value.java b/java_tools/enum_to_string/src/com/rusefi/enum_reader/Value.java
index ade6fabbcc..71d94ec271 100644
--- a/java_tools/enum_to_string/src/com/rusefi/enum_reader/Value.java
+++ b/java_tools/enum_to_string/src/com/rusefi/enum_reader/Value.java
@@ -2,7 +2,7 @@ package com.rusefi.enum_reader;
 
 public class Value implements Comparable<Value> {
     private final String name;
-    private String value;
+    private final String value;
 
     public Value(String name, String value) {
         this.name = name;