Intermittent rough idle may be caused by the EGR sensor sticking, causing the EGR valve to stay slightly open. Our technicians tell us the valve and sensor must be replaced together to correct this concern.Google+
Car Problem Reports
Ford Expedition Rough Idle Caused By EGR Sensor Sticking
Ford Expedition Problem
Exhaust & Emissions Affected: 5.4L V8
Average Mileage: 155,911 mi (98,000 mi - 214,000 mi)
Visitor, 1997 Ford Expedition, 170,000 mi
while in idol, it starts sputtering like it wants to turn off,
Visitor, 2002 Ford Expedition, 195,000 mi
rough idling for some time. drops when stopped. has recently started dying.
we have ford expidition 10 to 15 menutes running the engine will stop ,and start again run and thin stop very difffecult to me , and the instrument panel ,no miles edge found only doted green light only. and turning the key to off and on will come back
Visitor, 1997 Ford Expedition
I changed the IDLE AIR CONTROL VALVE THE SAME PROBLEM EXSISTS idle only with pressure on the gas dies out when foot is off the gas.sounds accure when engine is off crackling noise and strange oder.
Visitor, 1999 Ford Expedition, 113,400 mi
random rough idle not related to any one cylinderor firing order. seem to run fine on acceleration but has some hesitation at shifting rpms. will check out egr and sensor vacuum hoses fist then to replacment parts as needed. thank you all for ypur imput.
Visitor, 2000 Ford Expedition, 126,000 mi
A heck of a lot cheaper on Ebay. $26 vs. $76.
Visitor, 1999 Ford Expedition, 214,000 mi
rough idle when stopped, always goes but RPM's sometimes jump too.
very little rough idle at a stop.