We're still looking for the perfect video. Got any ideas? Share them with us! Login
Volvo Engine Code MID 128 PID 411 FMI 3
MID 128 PID 411 EGR Exhaust Back Pressure Type of fault: FMI 3 FMI Description: • Voltage above normal or shorted to high source Fault Condition: • Short to battery in metering line • Open in the ground circuit Possible Symptoms: • Engine responds poorly • Engine derate Possible Cause: • Faulty EGR Differential Pressure Sensor connector • Faulty EGR Differential Pressure Sensor harness • Faulty EGR Differential Pressure Sensor