Volvo All Engines (2017 Emissions) Fault Code: P20C000 PID: ACM Aftertreatment Reagent Hose Heater 2 Short Circuit High

Volvo All Engines (2017 Emissions) Fault Code: P20C000 PID: ACM Aftertreatment Reagent Hose Heater 2 Short Circuit High

Conditions for diagnostic trouble code (DTC)
Short circuit to battery voltage

Probable cause
1) Wiring harness
2) Hose heater (R23B)