PEUGEOT 508 2.0 hdi turbo solenoid 2012

[Levoz]

Is this the only solenoid related to turbo boost pressure on a 2012 2.0 hdmi engine? Its on the top left of the cylinder head as you look at the car fromthe front. Ive only just got the car and have yet to buy an appropriate obd reader, however the seller told me that the occasional sudden loss of power which didnt happen on the testdrive, is due to a problem with the turbo boost solenoid. There are not engine management lights on andthe dpf and egr allseemtofunction as they should.

[penners11]

I think there are 3 differant vacumn valves on the engine, check the vacumn pies for leaks, you can buy a small small vac pump and to A) test for leaks B) you can check the valves also this way. I found a leak at a junction coupling under the intercooler pressure hose, the pipe had perished or knocked off when removing the starter motor when replacing a clutch.
If you get diag box software, you can that will check the vacumn values electrical side. You