Reducing Agent, Automatic Regeneration
- The reducing agent flows back into the reducing agent tank via the metering line to the Reducing Agent Injector -N474- after switching off the ignition.
- Before working in this area, wait 10 minutes after switching off the ignition so that the recirculation can complete.
- Likewise, wait 10 minutes after switching off the ignition before disconnecting the battery so that the recirculation process can complete. Refer to BATTERY, DISCONNECTING AND CONNECTING .