Volvo All Engines (2017 Emissions) Fault Code: P040913 PID: EMS EGR Differential Pressure Sensor

Volvo All Engines (2017 Emissions) Fault Code: P040913 PID: EMS EGR Differential Pressure Sensor

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) The voltage at pin A14.EA:21 is below normal value

Diagnostic operating conditions
1) Ignition key in ON position

Observable symptoms
1) Poor accelerator pedal (AP) response
2) Regeneration not possible

Probable cause
1) Connector
2) Wiring harness
3) EGR differential pressure sensor