Reducing Agent Injector -N474-, CHECKING: Function
WARNING: This page is about a different car, the 2015 Volkswagen Passat. However, it is still accessible from the selected car via links, so may be relevant.
The Reducing Agent Injector -N474- is actuated by a pulse width modulated signal from the Engine Control Module -J623- introducing Reducing Agent into the DeNox catalytic converter.
Special tools and workshop equipment required
- Multimeter
- Wiring Diagram
- Scan Tool