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P0403 Diagnostic Trouble Code Discussion for January 2015

EGR Solenoid Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0403
Help Request Posted
2005 Chrysler Pacifica 3.5L Stall
P0403: EGR Solenoid Circuit Malfunction. P0403 egr circuit problem. Egr command from scanner showed a percentage rise and fall for egr function. But egr mechanically did not respond, replaced egr with solinoid. Tested 5 volt reference and ground, showed cross between hot and ground at connector, wire...
January 15, 2015
2005 Ford F-250 Super Duty King Ranch 6.0L No Start VIN: 1FTSW21P95
P0403: EGR Actuator Control Circuit Malfunction. Vehicle towed in as a no start. Customer says it ran fine, parked in driveway & would not start next morning. Checked engine oil level - full. Scanned & retrieved codes. Scanned data - ficm voltages good at 47. Ipr @ 85%. Icp psi 355. Removed ipr &...
January 20, 2015