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Volvo engine code DTC P20A3
Aftertreatment DEF Pump Direction Valve: Circuit Monitors The Aftertreatment DEF Pump is checked for electrical failures. P20A3 Aftertreatment DEF Pump Direction Valve: Short Circuit High DTC P20A3 Component / System Direction Valve - High Monitor Strategy Description Short Circuit High Fault Limit Pump Current > 9 A Enable Conditions • Key On Active • Battery Voltage > 8 V Disable Conditions No Active DTC's: • N/A Time Required For DTC To Be Set 6 seconds MIL Illumination 2 Drive Cycles