egr troubleshooting
09-18-2007, 01:49 AM
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egr troubleshooting i'm experiencing what seems like a lack or fuel or too much fuel above 4000rpm at WOT the only code its throwing is a egr flow malfunction. could that be my problem? if not what kinds of problems does a bad egr valve cause? and any suggestions on how to fix it would be appricieated.
09-18-2007, 05:24 AM
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The EGR isn't supposed to be open at WOT or idle. There can be stalling, sputtering, lack of power, etc if open. So the PCM is probably seeing the EGR open during WOT and throwing a code.
The most common issue with the EGR is carbon build up. Take it off and clean the inside the best you can.
The most common issue with the EGR is carbon build up. Take it off and clean the inside the best you can.
