diff --git a/firmware/controllers/algo/auto_generated_commonenum.cpp b/firmware/controllers/algo/auto_generated_commonenum.cpp
index 7d45f3a66f..e97728efdd 100644
--- a/firmware/controllers/algo/auto_generated_commonenum.cpp
+++ b/firmware/controllers/algo/auto_generated_commonenum.cpp
@@ -1,6 +1,6 @@
 #include "global.h"
 #include "rusefi_enums.h"
-// was generated automatically by rusEFI tool  from rusefi_enums.h // by enum2string.jar tool on Thu Oct 28 10:22:55 EDT 2021
+// was generated automatically by rusEFI tool  from rusefi_enums.h // by enum2string.jar tool on Thu Oct 28 15:52:40 EDT 2021
 // see also gen_config_and_enums.bat
 
 
@@ -670,8 +670,6 @@ const char *getVvt_mode_e(vvt_mode_e value){
 switch(value) {
 case VVT_2JZ:
   return "VVT_2JZ";
-case VVT_4_1:
-  return "VVT_4_1";
 case VVT_BARRA_3_PLUS_1:
   return "VVT_BARRA_3_PLUS_1";
 case VVT_BOSCH_QUICK_START:
@@ -690,6 +688,8 @@ case VVT_NISSAN_VQ:
   return "VVT_NISSAN_VQ";
 case VVT_SECOND_HALF:
   return "VVT_SECOND_HALF";
+case VVT_TOYOTA_4_1:
+  return "VVT_TOYOTA_4_1";
   }
  return NULL;
 }
diff --git a/firmware/controllers/algo/engine.cpp b/firmware/controllers/algo/engine.cpp
index 7e62eb6965..a23eb785ba 100644
--- a/firmware/controllers/algo/engine.cpp
+++ b/firmware/controllers/algo/engine.cpp
@@ -83,12 +83,11 @@ trigger_type_e getVvtTriggerType(vvt_mode_e vvtMode) {
 		return TT_VVT_MIATA_NB2;
 	case VVT_BOSCH_QUICK_START:
 		return TT_VVT_BOSCH_QUICK_START;
+	case VVT_HONDA_K:
+	case VVT_TOYOTA_4_1:
 	case VVT_FIRST_HALF:
-		return TT_ONE;
 	case VVT_SECOND_HALF:
 		return TT_ONE;
-	case VVT_4_1:
-		return TT_ONE;
 	case VVT_FORD_ST170:
 		return TT_FORD_ST170;
 	case VVT_BARRA_3_PLUS_1:
diff --git a/firmware/controllers/algo/rusefi_enums.h b/firmware/controllers/algo/rusefi_enums.h
index 31797a09e6..8ceef68b50 100644
--- a/firmware/controllers/algo/rusefi_enums.h
+++ b/firmware/controllers/algo/rusefi_enums.h
@@ -91,8 +91,10 @@ typedef enum  __attribute__ ((__packed__)) {
 
 	/**
 	 * 1.8l Toyota 1ZZ-FE https://rusefi.com/forum/viewtopic.php?f=3&t=1735
+	 * 4 minus one
+	 * looks abandoned and unfinished?
 	 */
-	VVT_4_1 = 6,
+	VVT_TOYOTA_4_1 = 6,
 
 	VVT_FORD_ST170 = 7,
 
@@ -100,6 +102,9 @@ typedef enum  __attribute__ ((__packed__)) {
 
 	VVT_NISSAN_VQ = 9,
 
+	/**
+	 * 4 plus one
+	 */
 	VVT_HONDA_K = 10,
 } vvt_mode_e;