Mechanics

I HAVE A E250 5.4 LITER. IT IDLES AT 2000 RPMS IN PARK AND NEUTRAL AND IDLES AT 1000 RPMS IN GEAR. I REPLACED THE IDLE AIR CONTROL VALVE AND IT M

2004 Ford E-Series Van • 239,000 miles

Any ideas on what could cause the vehicle to idle this high. Why does the van run the same wether the maf is installed or removed.
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Bubby
March 18, 2012.



That could indicate a faulty MAF, which can cause erratic idling.

KHLow2008
Mar 18, 2012.
Have you checked for vacuum leaks?

Tiny
Fixitmr
Mar 18, 2012.