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1.4 TDI - Loss of power to turbo

Posted: Thu Jan 28, 2021 1:43 pm
by mikey2127
Good Afternoon,

I have tried to have a little scan through the forum but could find anything - sorry if I’m repeating something already queried/posted about.

I have a 1.4TDI and recently, the engine management light has come on. When reading, it comes back with a code that suggests theres a loss of power to the turbo.

The car runs fine until going up hills and there’s a significant loss in power and subsequently speed.

Garage has said there will have to be a full pressure test on the engine and that sounds fairly costly.

Any suggestions?

Thank you in advance

Re: 1.4 TDI - Loss of power to turbo

Posted: Thu Jan 28, 2021 5:08 pm
by CarbonChaos
Hi and welcome to the forum

If you could post the codes retrieved from you car by the scan tool this will help diagnosis

Re: 1.4 TDI - Loss of power to turbo

Posted: Fri Jan 29, 2021 3:04 am
by Johntheo1
Possibly stuck turbo vane actuator.

Re: 1.4 TDI - Loss of power to turbo

Posted: Fri Jan 29, 2021 6:09 am
by mikey2127
Good a morning,

The error code reads ‘P0299’ and it’s a ‘Carista’ wireless reader

Below 30k Revs there is no obvious loss in power.

Thanks again