diff --git a/firmware/config/engines/custom_engine.cpp b/firmware/config/engines/custom_engine.cpp
index 8898c53ad1..cd9e189de1 100644
--- a/firmware/config/engines/custom_engine.cpp
+++ b/firmware/config/engines/custom_engine.cpp
@@ -630,7 +630,17 @@ void setTest33816EngineConfiguration(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
 
 	CONFIG(isSdCardEnabled) = false;
 
-	CONFIG(mc33_hvolt) = 63;
-
 	CONFIG(mc33816spiDevice) = SPI_DEVICE_3;
+
+	// This is the configuration for bosch HDEV 5 injectors
+	CONFIG(mc33_hvolt) = 65;
+	CONFIG(mc33_i_boost) = 13000;
+	CONFIG(mc33_i_peak) = 9400;
+	CONFIG(mc33_i_hold) = 3700;
+	CONFIG(mc33_t_max_boost) = 470;
+	CONFIG(mc33_t_peak_off) = 10;
+	CONFIG(mc33_t_peak_tot) = 700;
+	CONFIG(mc33_t_bypass) = 15;
+	CONFIG(mc33_t_hold_off) = 60;
+	CONFIG(mc33_t_hold_tot) = 10000;
 }
diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index 61779ff8c0..c4f70887eb 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -741,7 +741,7 @@ pin_output_mode_e hip9011IntHoldPinMode;
 	! 536870911 = 2^29-1, the maximum valid extended ID
 	uint32_t verboseCanBaseAddress;;"", 1, 0, 0, 536870911, 0
 
-	uint8_t mc33_hvolt;;"v",        1,     0,  0,    100,  0
+	uint8_t mc33_hvolt;;"v",        1,     0,  40,    70,  0
 	uint8_t fsio_visible acIdleExtraMin;+Additional idle PID minValue while A/C is active;"Percent", 1, 0, 0, 255, 0
 
 	uint8_t[2] unusedHere;;"units", 1, 0, -20, 100, 0
@@ -1309,15 +1309,15 @@ uint8_t[4] unusedsw;;"units", 1, 0, -20, 100, 0
 
 	gppwm_channel[GPPWM_CHANNELS iterate] gppwm;
 
-	uint16_t mc33_i_boost;;"X",   1,   0.0,        0,  64000,   0
-	uint16_t mc33_i_peak;;"X",   1,   0.0,        0,  64000,   0
-	uint16_t mc33_i_hold;;"X",   1,   0.0,        0,  64000,   0
-	uint16_t mc33_t_max_boost;;"X",   1,   0.0,        0,  64000,   0
-	uint16_t mc33_t_peak_off;;"X",   1,   0.0,        0,  64000,   0
-	uint16_t mc33_t_peak_tot;;"X",   1,   0.0,        0,  64000,   0
-	uint16_t mc33_t_bypass;;"X",   1,   0.0,        0,  64000,   0
-	uint16_t mc33_t_hold_off;;"X",   1,   0.0,        0,  64000,   0
-	uint16_t mc33_t_hold_tot;;"X",   1,   0.0,        0,  64000,   0
+	uint16_t mc33_i_boost;;"mA",      1,   0.0,     1000,  25000,   0
+	uint16_t mc33_i_peak;;"mA",       1,   0.0,     1000,  20000,   0
+	uint16_t mc33_i_hold;;"mA",       1,   0.0,     1000,  20000,   0
+	uint16_t mc33_t_max_boost;;"us",  1,   0.0,        0,  10000,   0
+	uint16_t mc33_t_peak_off;;"us",   1,   0.0,        0,  10000,   0
+	uint16_t mc33_t_peak_tot;;"us",   1,   0.0,        0,  10000,   0
+	uint16_t mc33_t_bypass;;"us",     1,   0.0,        0,  10000,   0
+	uint16_t mc33_t_hold_off;;"us",   1,   0.0,        0,  10000,   0
+	uint16_t mc33_t_hold_tot;;"us",   1,   0.0,        0,  10000,   0
 
 ! just a reminder that 'int' and 'float' are 4 bytes each
 	int[371] mainUnusedEnd;;"units", 1, 0, -20, 100, 0
diff --git a/firmware/tunerstudio/rusefi.input b/firmware/tunerstudio/rusefi.input
index 3d2730bedc..25a753656d 100644
--- a/firmware/tunerstudio/rusefi.input
+++ b/firmware/tunerstudio/rusefi.input
@@ -1795,20 +1795,24 @@ cmd_set_engine_type_default					= "w\x00\x31\x00\x00"
 		panel = pedalGauges, East
 
     dialog = mc33Dialog, "GDI Dreams" 
-    	field = mc33816_cs,								mc33816_cs
-		field = mc33816_rstb,							mc33816_rstb
-		field = mc33816_flag0,							mc33816_flag0
-		field = "mc33972 SPI",							mc33972spiDevice
-		field = mc33_hvolt,								mc33_hvolt
-		field = mc33_i_boost,							mc33_i_boost
-		field = mc33_i_peak,							mc33_i_peak
-		field = mc33_i_hold,							mc33_i_hold
-		field = mc33_t_max_boost,						mc33_t_max_boost
-		field = mc33_t_peak_off,						mc33_t_peak_off
-		field = mc33_t_peak_tot,						mc33_t_peak_tot
-		field = mc33_t_bypass,							mc33_t_bypass
-		field = mc33_t_hold_off,						mc33_t_hold_off
-		field = mc33_t_hold_tot,						mc33_t_hold_tot
+    	field = "MC33816 cs",							mc33816_cs
+		field = "MC33816 rstb",							mc33816_rstb
+		field = "MC33816 flag0",						mc33816_flag0
+		field = "MC33816 SPI Device",					mc33972spiDevice
+
+		field = "Boost voltage",						mc33_hvolt
+
+		field = "Boost current target",					mc33_i_boost
+		field = "Max boost time (timeout)",				mc33_t_max_boost
+		field = "Boost -> Peak Bypass Time",			mc33_t_peak_off
+
+		field = "Peak current target",					mc33_i_peak
+		field = "Peak time",							mc33_t_peak_tot
+		field = "Peak -> Hold Bypass Time",				mc33_t_bypass
+
+		field = "Hold current target",					mc33_i_hold
+		field = "mc33_t_hold_off ?????",				mc33_t_hold_off
+		field = "Maximum injection duration",			mc33_t_hold_tot
     
 
 ;			Sensor Inputs