which engine do I have now?

sorry people have to create a new topic again, but that’s how it is clearer. I had bought the last nen punto 2, whose control unit is defective.. The housing can’t be opened for flashing because it has been disfigured with second glue. Now I looked on ebay for replacement and also found immediately what and in comparison it turned out that the from ebay is one of bosch, on my but is fiat on it?! After a longer search I did a suitable f anden in spain, hopefully it comes too. Now my question refers to the type of engine, which engine do I have? In the article descriptions of the bosch stgs there is always 1,9 jtd, on which the fiat stgs only 1,9 d there is a difference, are the different motors? Sorry all the questions know me with fiat absolutely not