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P0404 Diagnostic Trouble Code Discussion for July 2009

EGR Position Sensor Performance


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Trouble Ticket Help Requests for DTC P0404
Help Request Posted
2002 GMC Sierra 2500 HD SL 6.6L Poor Idle Quality, MIL Lamp on, lack of power climb VIN: 1GTHK23182
P0404: EGR Open Position Performance. ... is a rough, rolling idle and black smoke along with a lack of power when climbing a grade and of course the MIL is on. I checked the actual versus desired FRP regulator and they mirror each other for the most part. The freeze frame for the P0089 shows a di...
July 03, 2009
2001 Chevrolet Astro LS 4.3L Cuts out, Stall, MIL Lamp on VIN: 1GNDM19W51
P0404: EGR Open Position Performance. Hello IATN tech members. I have a 2001 Chevy Astro van in my shop I just can not seem to figure out. It came in with the symptom of not being able to idle and I just can not put my finger on why. The customer informed me this happen after she filled up with ga...
July 09, 2009
2004 Ford F-350 Super Duty King Ranch 6.0L codes in computer VIN: 1FTWW33P54
P0404: EGR Actuator Control Circuit Range/Performance. ... check memory codes I get a p0401 insuffient flow detected, p0675 cyl. #5 glow plug circuit. When I do a koer test I get p0404 egr performance , p1408 egr ...
July 20, 2009
2002 GMC Sierra 2500 HD SL 6.6L Poor Idle Quality, MIL Lamp on, lack of power climb VIN: 1GTHK23182
P0404: EGR Open Position Performance. ... is a rough, rolling idle and black smoke along with a lack of power when climbing a grade and of course the MIL is on. I checked the actual versus desired FRP regulator and they mirror each other for the most part. The freeze frame for the P0089 shows a di...
July 03, 2009
2001 Chevrolet Astro LS 4.3L Cuts out, Stall, MIL Lamp on VIN: 1GNDM19W51
P0404: EGR Open Position Performance. Hello IATN tech members. I have a 2001 Chevy Astro van in my shop I just can not seem to figure out. It came in with the symptom of not being able to idle and I just can not put my finger on why. The customer informed me this happen after she filled up with ga...
July 09, 2009
2004 Ford F-350 Super Duty King Ranch 6.0L codes in computer VIN: 1FTWW33P54
P0404: EGR Actuator Control Circuit Range/Performance. ... check memory codes I get a p0401 insuffient flow detected, p0675 cyl. #5 glow plug circuit. When I do a koer test I get p0404 egr performance , p1408 egr ...
July 20, 2009