No boost at all limp mode

[Jasondeanr1]

Hello my name is Jason
I have a seat leon fr plus 55 plate pd 150
I have a boost problem
No boost at all
Turbo has been checked
Vacuum has been checked
Sensors have been checked
N75 does a duty cycle
Only thing I can find is n75 valve is holding full vacuum for some reason
Car is in limp mode
Is there anyone who could help me please

 

[sockpuppet]

Do you have an engine management light on? Have you go access to VCDS or a decent code reader?

 

[TurboFriend]

O ring in the dump valve was the problem with mine

 

[verbal_kint]

O ring in the dump valve was the problem with mine

Think your problem is your user name.

 

[Bedlam]

O ring in the dump valve was the problem with mine

Dump Valve or Ring Piece.......????
See a Doctor who will probably also advise on your Tourette syndrome problems