diff --git a/firmware/controllers/algo/rusefi_hw_enums.h b/firmware/controllers/algo/rusefi_hw_enums.h
index c4b421d9c6..94b2d3056a 100644
--- a/firmware/controllers/algo/rusefi_hw_enums.h
+++ b/firmware/controllers/algo/rusefi_hw_enums.h
@@ -256,9 +256,9 @@ typedef enum __attribute__ ((__packed__)) {
 	EFI_ADC_NONE = 16,
 	EFI_ADC_ERROR = 17,
 #if EFI_UNIT_TEST
-    TEST_MAF_CHANNEL = 113,
-    TEST_CLT_CHANNEL = 114,
-    TEST_IAT_CHANNEL = 115,
+    TEST_MAF_CHANNEL = 18,
+    TEST_CLT_CHANNEL = 19,
+    TEST_IAT_CHANNEL = 20,
 #endif
 } adc_channel_e;
 
diff --git a/java_tools/ConfigDefinition.jar b/java_tools/ConfigDefinition.jar
index de392ac045..624ec12fd9 100644
Binary files a/java_tools/ConfigDefinition.jar and b/java_tools/ConfigDefinition.jar differ
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 335abc0cb0..28b50bb19c 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
@@ -1,6 +1,5 @@
 package com.rusefi.board_generator;
 
-import com.rusefi.EnumToString;
 import com.rusefi.EnumsReader;
 import com.rusefi.enum_reader.Value;
 import org.yaml.snakeyaml.Yaml;
@@ -59,19 +58,21 @@ public class BoardReader {
     private static String processSection(Map<String, Object> data, String headerEnumName, String oututEnumName, String sectionName, String NOTHING_NAME) {
         Map<String, Object> outputs = (Map<String, Object>) data.get(sectionName);
 
-        Map<String, Value> s = EnumsReader.enums.get(headerEnumName);
-        Objects.requireNonNull(s, "enum for " + headerEnumName);
-        System.out.println(s.size());
+        Map<String, Value> enumMap = EnumsReader.enums.get(headerEnumName);
+        Objects.requireNonNull(enumMap, "enum for " + headerEnumName);
+        System.out.println(enumMap.size());
 
         StringBuffer sb = new StringBuffer();
 
-        for (int i = 0; i < 255; i++) {
+        int maxValue = getMaxValue(enumMap.values());
+
+        for (int i = 0; i < maxValue; i++) {
             if (sb.length() > 0)
                 sb.append(",");
 
             String code;
 
-            Value v = findByOrdinal(i, s.values());
+            Value v = findByOrdinal(i, enumMap.values());
 
             if (v == null) {
                 code = INVALID;
@@ -88,6 +89,13 @@ public class BoardReader {
         return " #define " + oututEnumName + "_enum " + sb + "\r\n";
     }
 
+    private static int getMaxValue(Collection<Value> values) {
+        int result = -1;
+        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)))
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 08d2111747..ade6fabbcc 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
@@ -17,6 +17,10 @@ public class Value implements Comparable<Value> {
         return value;
     }
 
+    public int getIntValue() {
+        return Integer.parseInt(value);
+    }
+
     @Override
     public int compareTo(Value o) {
         return name.compareTo(o.name);