
The reductant dosing module is mounted next to EGT12 sensor. The reductant dosing module is the part
that injects the Diesel Exhaust Fluid (DEF) into the exhaust system.
Diesel Engines Troubleshooting
Diesel Engines Repair

The reductant dosing module is mounted next to EGT12 sensor. The reductant dosing module is the part
that injects the Diesel Exhaust Fluid (DEF) into the exhaust system.