Update: It seems like the ends of the clips that hold on to the harness have snapped off. (orange on my car, green on a picture I've found online) Any ideas of how to fix this?

Hi everyone, Yesterday i did a small check on my Disco's Td5 and I went to check the oil contamination on the wiring loom, as I replaced the injector harness with an "improved" version lately. long story short: It is impossible to plug the loom...