NOx Sensor 2 -G687-, REMOVING AND INSTALLING: Removing
WARNING: This page is about a different car, the 2011 Audi Q7, 2010 Audi Q7, and 2009 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
-- Remove NOx Sensor 2 -G687- -1-.
-- Loosen the mounting elements -arrows- and move the heat shield to the left.
-- Disconnect the connector -1-.
-- Remove the nuts -arrows- and remove the NOx Sensor Control Module 2 -J881- and NOx Sensor 2 -G687-.