Audi A4 1.9tdi 130. Boost issues

K7ERG

Veteran Member
Joined
Mar 12, 2011
Location
Perth scotland
TDI
A5 3.0tdi quattro
Having boost issues with my 1.9tdi 130.
Standard engine all as it should be.

Boost is 2988 on vagcom. After a while it goes into limp and cuts all boost.

I have replaced with new

N75
Turbo charger,
Charge pressure sensor.
All vacuum pipes.
Maf

Checked all boost pipes.

Any help would be great.


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