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Volvo All Engines (2017 Emissions) Fault Code: P249F00 PID: EMS Excessive Time To Enter Closed Loop DPF Regeneration Coil

Volvo All Engines (2017 Emissions) Fault Code: P249F00 PID: EMS Excessive Time To Enter Closed Loop DPF Regeneration Coil

This diagnostic function monitors the systems ability to maintain and regulate the DPF temperatures within acceptable limits based on current conditions like normal operation or during regenerations.

Conditions for diagnostic trouble code (DTC):
1) Placeholder regeneration target temperature cannot be reached

Observable symptoms
1) Regeneration not possible

Probable cause
1) Charge air system
2) Exhaust system
3) Aftertreatment fuel system