VAGSuite.partNumberConverter.EngineTypeToFuellingType C# (CSharp) Method

        public string EngineTypeToFuellingType(string enginetype)
        {
            string retval = string.Empty;
            switch (enginetype)
            {
                case "AFD":
                case "CDX":
                case "1Z":
                case "AHU":
                case "AGR":
                case "AHH":
                case "ALE":
                case "ALH":
                case "AFN":
                case "AHF":
                case "ASV":
                case "AVG":
                    retval = "VP37";
                    break;
                case "BSU":
                case "BRU":
                case "BXF":
                case "BXJ":
                case "ANU":
                case "ATD":
                case "AXR":
                case "BEW":
                case "BMT":
                case "AVB":
                case "AVQ":
                case "BSW":
                case "BJB":
                case "BKC":
                case "BLS":
                case "BSV":
                case "BXE":
                case "BPZ":
                case "AJM":
                case "ATJ":
                case "AUY":
                case "BVK":
                case "AWX":
                case "ASZ":
                case "AVF":
                case "BLT":
                case "ARL":
                case "BTB":
                case "BPX":
                case "BUK":
                case "AMF":
                case "BAY":
                case "BMS":
                case "BHC":
                case "BNV":
                case "ATL":
                case "BKD":
                case "BKP":
                case "BMN":
                case "BMR":
                case "BRD":
                case "BNM":
                case "BWB":
                case "AYZ":
                case "ANY":
                    retval = "PD (pumpe duse)";
                    break;
                case "BDJ":
                case "BST":
                case "BDK":
                    retval = "SDI (suction diesel injection)";
                    break;
                case "AKE":
                case "BAU":
                case "BDH":
                case "BCZ":
                case "BDG":
                case "BFC":
                case "AYM":
                case "AFB":
                case "AKN":
                    retval = "VE mechanical distributor-type injection pump with direct injection";
                    break;

            }
            return retval;
        }