Check the surface envelope valve in the admission, usually above, I do not know the design of that engine, but if it is Italian VM, it is above the admission, usually when it fails you stay the turbo without strength at 2000 rpm, I hope it serves you, greetings
Hello I have a Chrisler Gran Voyager Diesel 2.5 TD year 1997 and it does not have the turbo does not enter, it has no olgura does not smoke anything the vlvula EGr el Turbo and the interculler. She starts perte no, I want to save that it is the fault grace