diff --git a/speeduino.ino b/speeduino.ino
index 6d6a5313..c0fffed6 100644
--- a/speeduino.ino
+++ b/speeduino.ino
@@ -342,7 +342,7 @@ void loop()
       currentStatus.TPSlast_time = currentStatus.TPS_time;
       int tpsTemp = analogRead(pinTPS);
       currentStatus.tpsADC = fastMap1023toX(tpsTemp, 0, 1023, 0, 255); //Get the current raw TPS ADC value and map it into a byte
-      currentStatus.TPS = fastMap1023toX(tpsTemp, configPage1.tpsMin, configPage1.tpsMax, 0, 100); //Take the raw TPS ADC value and convert it into a TPS% based on the calibrated values
+      currentStatus.TPS = map(tpsTemp, configPage1.tpsMin, configPage1.tpsMax, 0, 100); //Take the raw TPS ADC value and convert it into a TPS% based on the calibrated values
       currentStatus.TPS_time = currentLoopTime;
     }