diff --git a/reference/speeduino.ini b/reference/speeduino.ini
index 79ea8c95..87561e22 100644
--- a/reference/speeduino.ini
+++ b/reference/speeduino.ini
@@ -790,7 +790,7 @@ page = 8
 
 ; Correction curve for injectors vs battery voltage
         curve = injector_voltage_curve, "Injector voltage correction"
-            columnLabel = "Voltage", "%"
+            columnLabel = "Voltage", "Injector"
             xAxis = 6, 22, 6
             yAxis = 0, 255, 6
             xBins = brvBins, batteryVoltage
@@ -817,7 +817,7 @@ page = 8
 ; Curves for idle control
         ; Standard duty table for PWM valves
         curve = iacPwm_curve, "IAC PWM Duty"
-            columnLabel = "Coolant Temperature", "C"
+            columnLabel = "Coolant Temperature", "Valve"
             xAxis = -40, 215, 6
             yAxis = 0, 100, 4
             xBins = iacBins, coolant
@@ -825,21 +825,21 @@ page = 8
             
         ; Cranking duty table for PWM valves
         curve = iacPwmCrank_curve, "IAC PWM Cranking Duty"
-            columnLabel = "Coolant Temperature", "C"
+            columnLabel = "Coolant Temperature", "Valve"
             xAxis = -40, 215, 6
             yAxis = 0, 100, 4
             xBins = iacCrankBins, coolant
             yBins = iacCrankDuty
             
         curve = iacStep_curve, "IAC Stepper Motor"
-        	columnLabel = "Coolant Temperature", "C"
+        	columnLabel = "Coolant Temperature", "Motor"
             xAxis = -40, 120, 6
             yAxis = 0, 850, 4
             xBins = iacBins, coolant
             yBins = iacOLStepVal
             
         curve = iacStepCrank_curve, "IAC Stepper Motor Cranking"
-        	columnLabel = "Coolant Temperature", "C"
+        	columnLabel = "Coolant Temperature", "Motor"
             xAxis = -40, 120, 6
             yAxis = 0, 850, 4
             xBins = iacCrankBins, coolant