Re: RE: Idle speed at stop 4.7L QC HELP

From: kwreimer (kwreimer@email.msn.com)
Date: Mon Oct 15 2001 - 18:07:35 EDT


Sounds like something going on with the TPS sensor switch, TPS= TROTTLE
POSITION SENSOR. this holds the throttle plate open so much which is
controlled by the PCM and the TPS talk to each other, OR the Throttle Body
needs to be cleaned...
----- Original Message -----
From: "Will Coughlin" <willcoughlin@hotmail.com>
To: <dakota-truck@buffnet.net>
Sent: Sunday, October 14, 2001 9:33 PM
Subject: DML: RE: Idle speed at stop 4.7L QC HELP

> Bruce, my 4.7L idles at 600 rpms w/o the a/c on, 700 rpms with the a/c on.
> When coming to a stop, mine used to fluctuate pretty bad, like between
> 300-1000 rpm, but it has gotten much better about that. Now, when I put it
> in nuetral and coast to a stop, it will hang right at 900 until I come to
a
> complete stop, at which point it will fall to the 600 or 700 I stated
> before. HTH,
>
> Will Coughlin willcoughlin@hotmail.com
> '00 reg.cab,2wd,4.7L/NV-3500HD5-spd/3.92sg(9.25")
> http://www.geocities.com/willcoughlin/index.html
>
>
>
> ----Original Message Follows----
> From: "bruce" <bruce@coldmourning.com>
> Subject: DML: Idle speed at stop 4.7L QC HELP
> Date: Sat, 13 Oct 2001 16:33:13 -0700
>
> Idle speed at stop 4.7L QC
>
> What's you all's Idle speed when you come to a stop light??
>
> Mine always hit's at 500 on the mark and feels low. If I goose the gas a
bit
> it returns to about 700 or so. Just above the first line.
>
> How are you other 4.7 L ???????????????? NO A/C on at the time.
>
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