On 7 Mar 2004 21:15:13 -0800, (Tom) wrote:
'"Elf4U" wrote in message ...
'> does anyone know how to adjust the idle for 99 4.0L sohc engine???
'> my idle is around 500rpm right now.....
'> the factory is 800rpm right???
'> any idle on how to adjust???
'Yes...clean or replace the idle air control valve. The engine
'shouldn't be idling at 500 rpm.
I have Explorer 2000 EB, with a 4.0L SOHC engine. I just had the IAC
replaced. It idles at about 600 ~ 650 rpm and the idle is rough.
Actually when I start the cold engine it initially idles at about 1000
rpm ( idle at these rpm is pretty smooth) for about 5 minutes or so
but then the idle rpm drop to about 600 (even before the temperature
gauge rises to normal operating temperature) and the idle becomes
rough, the roughness is much more noticeable when I am stooped at a
traffic light (when car is gear).
The Dealer/Stealer is at a loss, does not have a clue as to what is
Matt >> Stay informed about: how to adjust idle on 4.0L sohc......