Overview - Reducing Agent Delivery Module

Fig 1: Exploded View Of Reducing Agent Delivery Module

Courtesy of AUDI OF AMERICA, LLC

1. Reducing Agent Delivery Module
   • With:
     • Reducing Agent Pump -V437-
     • Reducing Agent Return Flow Pump -V561-
   • Removing and Installing. Refer to REDUCING AGENT DELIVERY MODULE, REMOVING AND INSTALLING .
2. Spacer Sleeves
   • Always Replace After Removing.
   • Belong to the repair kit contents
   • Quantity: 3
3. Shock Absorber
   • Always Replace After Removing.
   • Belong to the repair kit contents
   • Quantity: 3
4. Seal
   • Always Replace After Removing.
   • Quantity: 2
5. Bolt
   • 6 Nm 
   • Always Replace After Removing.
   • Quantity: 3
6. Reducing Agent Line
   • From the reducing agent delivery module to the Reducing Agent Injector -N474-.
   • with Reducing Agent Line Heater (Heating Circuit 2) -Z104-
   • Disconnecting the connector. Refer to REDUCING AGENT LINE CONNECTOR, DISCONNECTING .