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Volvo All Engines (2017 Emissions) Fault Code: P040311 PID: EMS EGR “A” Control
Volvo All Engines (2017 Emissions) Fault Code: P040311 PID: EMS EGR “A” Control
Circuit description
The EGR Valve operation is controlled by the Engine Control Module (ECM) using a pulse width modulated signal. The ECU provides both the power and ground circuits. The EGR Valve assembly consists of a solenoid, operating a valve by hydraulic pressure provided by the engine’s oiling system.
Conditions for diagnostic trouble code (DTC)
Supply voltage greater than 35V volts for more than 5 seconds
Observable symptoms
Loss of power
Probable cause
1) Connector
2) Wiring harness
3) EGR Valve
Volvo All Engines (2017 Emissions) Fault Code: P04009C PID: EMS Exhaust Gas Recirculation “A” Flow
Volvo All Engines (2017 Emissions) Fault Code: P04009B PID: EMS Exhuast Gas Recirculation “A” Flow
Volvo All Engines (2017 Emissions) Fault Code: P04007C PID: EMS Exhaust Gas Recirculation “A” Flow
Volvo All Engines (2017 Emissions) Fault Code: P033538 PID: EMS Crankshaft Position Sensor “A”
Volvo All Engines (2017 Emissions) Fault Code: P02ED00 PID: EMS Diesel Intake Air Flow Control System – Low Air Flow Detected
Volvo All Engines (2017 Emissions) Fault Code: P02EC00 PID: EMS Diesel Intake Air Flow Control System – High Air Flow Detected