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Home >> Ford >> 2003 >> Cutaway 7.3 F >> Repair and Diagnosis >> External Pages >> Different car >> Section 2050 (Engine Controls - Diagnostic Subroutines - 6.4L 99R Diesel -- F250-F550 Super Duty) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P042E - Exhaust Gas RECIRCULATION (EGR) Control Stuck Open

P042E - Exhaust Gas RECIRCULATION (EGR) Control Stuck Open

WARNING: This page is about a different car, the 2008 Ford Pickup, 2008 Ford F550 Super Duty, 2008 Ford F450 Super Duty, and 2008 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P042E - EXHAUST GAS RECIRCULATION (EGR) CONTROL STUCK OPEN

Description:  When the EGR set-point is less than a specified threshold, the actual EGR position is greater than a specified threshold, and the EGR control limit is less than a specified limit, the DTC is set.
Possible Causes: 
  • EGR actuator
Diagnostic Aids:  This DTC is set when the actual EGR valve position is greater than 30% for longer than 4 seconds while the commanded EGR valve position is less than 15%.
Application    Key On Engine Off  Key On Engine Running  Continuous Memory 
All   refer to PINPOINT TEST W .