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Volvo engine code DTC P0403
EGR Valve Actuator: Circuit Monitors The EGR valve actuator is checked for electrical circuit checks by monitoring the current. P0403 EGR Valve Actuator: Open Circuit DTC P0403 Component / System Actuator - Open Monitor Strategy Description Open Circuit Fault Limit Valve Current < 0.15 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 1 second MIL Illumination 2 Drive Cycles