Fix out volt

src/main.cpp

@@ -301,7 +301,7 @@ void UpdateSerialOutput() {
   
   //Calculate checksum.
   uint16_t checksum = HeaterStatus + hardwareId + CJ125_Status + adcValue_UA + adcValue_UR + adcValue_UB;
-
+  const float AirFuelRatioOctane = 14.70;
   //Assembled data.
   String txString = (String)HeaterStatus;
   txString += ",";
@@ -315,6 +315,8 @@ void UpdateSerialOutput() {
   txString += ",";
   txString += (String)((((float)adcValue_UB / 1023 * 5) / 10000) * 110000);
   txString += ",";
+  txString += (String)(Lookup_Lambda(adcValue_UA) * AirFuelRatioOctane));
+  txString += ",";
   txString += (String)checksum;
   
   //Output values.