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P1409 Diagnostic Trouble Code Discussion for September 2009

EGR Valve (Stepper Motor) Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1409
Help Request Posted
1996 Ford F-150 XL 4.9L Stall VIN: 1FTEF15Y9T
P1409: EGR Vacuum Regulator Solenoid Circuit Malfunction. Hello, Techs just got this truck in here today and it will intermittently stall out on the customer while driving. However i can't get it to act up for me. It has been to a couple of other shops before coming to me. Any help would be appreciated. Thanks nick
September 22, 2009
1996 Ford Mustang GT 4.6L Poor Idle Quality, MIL Lamp on VIN: 1FALP42X2T
P1409: EGR EVR circuit malfunction. ... problems. Has been to several shops, now it is my turn. Idles OK till it goes into closed loop, then it has a slight rythmic lope, idles rough. P1151 is for HO2S21 not switching, is correcting rich for a lean condition. R&R HO2S21, no help, installed o...
September 30, 2009