
The SCR reduces NOx in the exhaust. To do this the SCR system uses a ceramic catalyst that has been coated
with copper and iron, and injecting DEF into the exhaust stream.
Diesel Engines Troubleshooting
Diesel Engines Repair

The SCR reduces NOx in the exhaust. To do this the SCR system uses a ceramic catalyst that has been coated
with copper and iron, and injecting DEF into the exhaust stream.