Volvo

Volvo All Engines (2017 Emissions) Fault Code: P040397 PID: EMS EGR “A” Control Conditions for diagnostic trouble code (DTC)Incorrect EGR valve position Observable symptomsHigh fuel consumption Probable cause1) EGR valve stuck Volvo All Engines (2017 Emissions) Fault Code: P040311 PID: EMS EGR “A” Control 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...

Volvo All Engines (2017 Emissions) Fault Code: P040398 PID: EMS EGR “A” Control Circuit descriptionThe 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)Too high temperature Observable symptomsLoss of power Probable cause1) EGR Valve Volvo All Engines (2017 Emissions) Fault Code: P040397 PID: EMS EGR “A” Control Volvo All Engines (2017 Emissions) Fault Code: P040311 PID: EMS...

Volvo All Engines (2017 Emissions) Fault Code: P040399 PID: EMS EGR “A” Control Circuit descriptionThe 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)Valve position out of range Probable cause1) EGR Valve Volvo All Engines (2017 Emissions) Fault Code: P040398 PID: EMS EGR “A” Control Volvo All Engines (2017 Emissions) Fault Code: P040397 PID: EMS EGR “A”...

Volvo All Engines (2017 Emissions) Fault Code: P040600 PID: EMS EGR Differential Pressure Sensor Circuit High 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 above normal value Diagnostic operating conditions1) Ignition key in ON position Observable symptoms1) Poor accelerator pedal (AP) response2) Regeneration not possible Probable cause1) Connector2) Wiring harness3) EGR differential pressure sensor Volvo All Engines (2017 Emissions) Fault Code: P040392 PID:...

Volvo All Engines (2017 Emissions) Fault Code: P040901 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) General Electrical Failure Observable symptoms1) The exhaust brake does not function Probable cause1) Sensor2) Damaged wiring harness Volvo All Engines (2017 Emissions) Fault Code: P040600 PID: EMS EGR Differential Pressure Sensor Circuit High Volvo All Engines (2017 Emissions) Fault Code: P040392 PID: EMS EGR “A” Control Volvo...