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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Engine Controls - Powertrain DTC Charts & Descriptions (Diesel)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P249F - Excessive Time To Enter Closed Loop DPF Regeneration Control

P249F - Excessive Time To Enter Closed Loop DPF Regeneration Control

WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P249F - EXCESSIVE TIME TO ENTER CLOSED LOOP DPF REGENERATION CONTROL

Description:  The powertrain control module (PCM) monitors the diesel particulate filter to determine that closed-loop control of a regeneration event occurs within a reasonable amount of time. This DTC sets if time in closed-loop operation is less than an expected threshold.
Possible Causes: 
  • Damaged EGT12 sensor
  • Fuel injection concern
  • Damaged diesel oxidation catalyst
  • Biased diesel particulate filter pressure sensor
  • Damaged diesel particulate filter pressure sensor
Diagnostic Aids: 
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST RC .
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