Engine control, Bottom part of the control unit housing, All <a href="https://garage.wiki/audi/engines/diesel/v6/30-l/cgqb/" title="Audi diesel V6 3.0 L CGQB engine DIY maintenance and service manual">Audi diesel V6 3.0 L CGQB</a> engines, Screws 1 – 4, First stage

by Roman Paulov