Audi Q7: Starting and driving

 Oxygen Sensor 1 After Catalytic Converter - GX7-, Checking

General Description The Oxygen Sensor 1 After Catalytic Converter -GX7- is positioned downstream of the primary catalytic converter and it supplies the Engine Control Module -J623- with a voltage signal (nonlinear) indicating a "rich" or a "lean" condition is present. If the primary catalytic co

 Headrest, Removing and Installing

Headrest, Removing and Installing, Headrest with Height Adjuster Removing - Set the backrest toward the rear at an angle. - Grab the rear cover -1- at the lower edge and slide upward out of the locking mechanism -arrows-. - Move the headrest all the way up. - Press down the rel