Originally Posted by
Robs Frst
Hmm strange that, my emissions lights came on 2 weeks ago, turned out to be the O2 sensor, was checked on a Vas machine at VW dealership, fitted new sensor problem solved. Was also getting Boost surge have changed the N75 Valve which seems to have cured things.
The car runs but goes into limp mode after a while,
The new MAF cured it but its gone again now.
He has a cone filter on the car which is situation low down, Im wondering if
its sucking up dirt/oil and contamination the MAF?