diff --git a/firmware/config/engines/nissan_vq.cpp b/firmware/config/engines/nissan_vq.cpp
index 8494f8369c..1aa8bb43b4 100644
--- a/firmware/config/engines/nissan_vq.cpp
+++ b/firmware/config/engines/nissan_vq.cpp
@@ -7,7 +7,11 @@
 
 #include "nissan_vq.h"
 
-void setHellen121nissan(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
+void setHellen121nissanQR(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
+
+}
+
+void setHellen121nissanVQ(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
 	engineConfiguration->trigger.type = TT_NISSAN_VQ35;
 
 	engineConfiguration->vvtMode[0] = VVT_NISSAN_VQ;
diff --git a/firmware/config/engines/nissan_vq.h b/firmware/config/engines/nissan_vq.h
index 906232382d..8a9ec24d50 100644
--- a/firmware/config/engines/nissan_vq.h
+++ b/firmware/config/engines/nissan_vq.h
@@ -12,4 +12,5 @@
 #define NISSAN_VQ_VVT_OFFSET -610
 #define NISSAN_VQ_CAM_OFFSET -360
 
-void setHellen121nissan(DECLARE_CONFIG_PARAMETER_SIGNATURE);
+void setHellen121nissanVQ(DECLARE_CONFIG_PARAMETER_SIGNATURE);
+void setHellen121nissanQR(DECLARE_CONFIG_PARAMETER_SIGNATURE);
diff --git a/firmware/controllers/algo/engine_configuration.cpp b/firmware/controllers/algo/engine_configuration.cpp
index b6e4847b38..050a8d849d 100644
--- a/firmware/controllers/algo/engine_configuration.cpp
+++ b/firmware/controllers/algo/engine_configuration.cpp
@@ -946,7 +946,7 @@ void resetConfigurationExt(configuration_callback_t boardCallback, engine_type_e
 		setHellen72etb(PASS_CONFIG_PARAMETER_SIGNATURE);
 		break;
 	case HELLEN_121_NISSAN:
-		setHellen121nissan(PASS_CONFIG_PARAMETER_SIGNATURE);
+		setHellen121nissanVQ(PASS_CONFIG_PARAMETER_SIGNATURE);
 		break;
 	case HELLEN_121_VAG_5_CYL:
 	    setHellen121Vag_5_cyl(PASS_CONFIG_PARAMETER_SIGNATURE);
diff --git a/firmware/controllers/trigger/decoders/trigger_nissan.cpp b/firmware/controllers/trigger/decoders/trigger_nissan.cpp
index 0c6be6f4a0..0b7845fc71 100644
--- a/firmware/controllers/trigger/decoders/trigger_nissan.cpp
+++ b/firmware/controllers/trigger/decoders/trigger_nissan.cpp
@@ -148,7 +148,7 @@ void initializeNissanQR25crank(TriggerWaveform *s) {
 	s->setTriggerSynchronizationGap(0.33);
 	s->setSecondTriggerSynchronizationGap(3);
 
-	s->tdcPosition = 675;
+	s->tdcPosition = 585;
 
 	float currentAngle = 20;
 	for (int i = 0;i < 16;i++) {
diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index fcfd322902..52f2e12335 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -508,6 +508,7 @@ end_struct
 
 #define ET_HELLEN_121_VAG 71
 #define ET_HELLEN_121_NISSAN 72 
+#define ET_HELLEN_121_NISSAN_6_CYL 72
 #define ET_HELLEN_55_BMW 73
 #define ET_HELLEN_88_BMW 74
 #define ET_HELLEN_134_BMW 75
@@ -523,6 +524,7 @@ end_struct
 #define ET_HELLEN_121_VAG_8_CYL 81
 #define ET_HELLEN_154_HYUNDAI 82
 #define ET_HELLEN_NB1 83
+#define ET_HELLEN_121_NISSAN_4_CYL 84
 
 #define ET_PROTEUS_ANALOG_PWM_TEST 106
 #define ET_TEST_ROTARY 107