VOLVOUU All Engines (2013 Emissions) Fault Code: P204213 PID: ACM Reductant Temperature Sensor

VOLVOUU All Engines (2013 Emissions) Fault Code: P204213 PID: ACM Reductant Temperature Sensor

Conditions for diagnostic trouble code (DTC)
Open circuit

Observable symptoms
Aftertreatment DEF Frozen

Probable cause
1) Connector
2) Faulty sensor
3) Wiring harness
4) Aftertreatment Control Module (ACM)