there are 3 types of injectors fitted to the TD5 -
when you read the injector codes with a nanocom there is a button labeled 'INJ. TYPE' - if you press it a few times the last figure cycles through the 3 - they all mean the same thing
Type 1 Type2 Type3
C M 0
A E 1
B F 2
C G 3
* H 4...