Volvo All Engines (2017 Emissions) Fault Code: P20A200 PID: EMS Aftertreatment Reagent Direction Valve Short Circuit Low
Volvo All Engines (2017 Emissions) Fault Code: P20A200 PID: EMS Aftertreatment Reagent Direction Valve Short Circuit Low
Conditions for diagnostic trouble code (DTC)
Short circuit to ground
Probable cause
1) Valve, Dosage electronic control unit (ECU) (ACM)
2) Dosage electronic control unit (ECU) (ACM)
3) Aftertreatment diesel exhaust fluid (DEF) line
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