Mondeo mk4 2007 1.8 diesel whistling sound

Mondeo mk4 1.8 2007 diesel whistling sound when accelarating

[@mladenmazalica7289]

I have the same problem( noise) on my mondeo 1.8 tdci 2009. What exactly was the problem, the turbocharger bearings or something else?

[@thekoshplays2207]

turbo needs replacing

[@maciej1975]

in fact that was turbo which broke badly 2 weeks later with huge cloud of smoke...