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egr or cleaned

  1. Alfa 147, 156 & GT
    My EML came on, it showed fault code P0401 (EGR), so I blanked off the EGR, all was fine until the EML came on again a day later showing code P0236 (Turbo Boost Sensor) so I took it off and it was caked in black crud so I cleaned it off and reset the EM, the car again drove fine for an hour but...