Reducing Agent Metering System Control Module -J880-, CHECKING

WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, and 2013 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

The Reducing Agent Metering System Control Module -J880- controls the Reducing Agent Transfer Pump -V436-, the heating of the reducing agent and the signal from the Reducing Agent Tank Sensor -G684-.
The Reducing Agent Metering System Control Module -J880- testing occurs in "Guided Fault Finding" using the Vehicle Diagnostic Tester.