Hello friends, I have a 2006 model peugeot 207 1.6hdi, my vehicle has an excessive black smoke problem, I showed it to 10 masters in 8 months, I share what was done to my vehicle, the catalyst was emptied The injectors were viewed 2 times in 2 different places, no problem was saidSoftware looked at standard OEM softwareTurbo was checked intact Absorption monifold was cleaned Egr has been checked no problem, the additive has been discarded, the long road has been made cyclically, the Triger recirculation oil has been maintained, the intercooler has been checked These are the things that come to my mind and my vehicle is still smoke and there is no problem in the traction and fuel, especially the traction is very good Friends is a real peugeot master who will make this car normal in Istanbul I need your help in this matter