Reducing Agent Injector -N474-, REMOVING AND INSTALLING: Installation

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.

Fig 1: Reducing Agent Injector -1-, Scr Catalytic Converter -2-

Courtesy of AUDI OF AMERICA, LLC

Install in reverse order of removal. Note the following:

Tightening specification. Refer to Reducing Agent Injector -N474- OVERVIEW .

NOTE:

Replace the seal.

Installation position: The tabs in the Reducing Agent Injector -N474- -1- must fit into the mounts in the SCR catalytic converter -2-.

-- On a vehicle with air suspension, deactivate vehicle lift mode. Refer to VEHICLE LIFT MODE .

-- Adapting Adaptation Value after Draining Reducing Agent or Replacing Components. Refer to ADAPTING ADAPTATION VALUE AFTER DRAINING REDUCING AGENT OR REPLACING COMPONENTS .