Fuel leakage from 407 injectors

Hi friends, one of the injectors in the 2.0hdi 2005 407 vehicle has a serious leakage of fuel.

My teacher is probably missing the injector washer ... If it does, it doesn't cost much.

I am complete for 2 minutes, I think it will be a problem if you tighten the bolts on the bottom with 8aylan

Let me try to tighten this wrench with the TSK for the idea