Overview - Reducing Agent Delivery Line, Water-Cooled
WARNING: This page is about a different car, the 2016 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
- Particulate Filter
- Reducing Agent Injector -N474-
- Removing and Installing. Refer to Reducing Agent Injector -N474-, REMOVING AND INSTALLING, WATER-COOLED .
- The tabs in the Reducing Agent Injector -N474- must be inserted in the appropriate mounts in the front exhaust pipe.
- O-ring
- Always replace
- Metering Line
- From the Reducing Agent Pump -V437-
- With heating
- To disconnect, press release buttons
- Clipped in on fuel tankWARNING:
Danger due to reducing agent leaking out.
- To prevent large amounts of reducing agent from leaking out when opening the metering line, wait for the recirculation process to complete. Refer to SCR SYSTEM SAFETY PRECAUTIONS => Reducing Agent, Automatic Regeneration .
- Coolant Hoses
- Seal
- Always replace
- Clamp
- Always replace
- Bolt
- 5 Nm