Volvo All Engines (2010 Emissions) Fault Code: SPN 411 FMI 7 PID: Engine Exhaust Gas Recirculation Differential Pressure

This Diagnostic Trouble Code (DTC) monitors and evaluates malfunctions in the (EGR) Exhaust Gas Recirculation Diff Pressure. A faulty (EGR) Exhaust Gas Recirculation differential Pressure can lead to uneven running and response problems.

Conditions for diagnostic trouble code (DTC):
1) Abnormal sensor signal

Observable symptoms
1) Engine de-rated
2) Exhaust leakage
3) Regeneration may not be possible

Probable cause
1) Connector
2) Wiring harness
3) Clogged ports
4) EGR Cooler
5) EGR system pipe and connections
6) Exhaust leakage, EGR System
7) EGR differential pressure sensor
8) EGR Valve