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P0403 Diagnostic Trouble Code Discussion for September 2012

EGR Solenoid Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0403
Help Request Posted
1999 Dodge Ram 2500 Van 5.9L Stall, MIL Lamp on VIN: 2B7JB21Z7X
P0403: Egr. Keeps setting multiple codes. Sets different codes every time you test drive. Have switched relays checked for loss of fuel pressure. When it starts surging pressure will drop.ground relay and it will pick up replace pcm,crank and dist pick up. Whae it acts up...
September 11, 2012