Second class vehicles are in 2xx series and composite vehicles in 3xx series.
Vehicles in original condition are first (201/2 and 302-313) followed by modified types (such as vehicles downgraded from composites to second only.
It can be assumed that DS 301 would have been Class 100 DTCs, and DS 305 would have been Class 104 DTCs of original diagram 585.
DS 201
Class 121
DTS
Diagram BR 513
DS 202
Class 122
DTS
Diagram BR 538
DS 203
Class 100
DTS
Diagram BR 537
DS 204
Class 105
DTS
Diagram BR 526
DS 205
Class 104
DTS
Diagram BR 585
DS 206
Class 101
DTS
Diagram BR 630
DS 207
Class 108
DTS
Diagram BR 640
DS 208
Class 105
DTS
Diagram BR 533
DS 209
Class 105
DTS
Diagram BR 549
DS 210
Class 101
DTS
Diagram BR 629
DS 302
Class 101
DTC
Diagram BR 630
DS 303
Class 101
DTC
Diagram BR 629
DS 304
Class 103
DTC
Diagram BR 645
DS 306
Class 104
DTC
Diagram BR 581
DS 307
Class 105
DTC
Diagram BR 526
DS 308
Class 105
DTC
Diagram BR 533
DS 309
Class 105
DTC
Diagram BR 549
DS 310
Class 108
DTC
Diagram BR 640
DS 311
Class 108
DTC
Diagram BR 646
DS 312
Class 111
DTC
Diagram BR 628
DS 313
Class 114
DTC
Diagram BR 641
DS 314
Class 108
DTC
Diagram BR 640A