Kyle, I remember reading something in my FSM about the gear selector
switch (or something to that effect) and the AC switch having an
effect on idle. Perhaps if one of those is shorting it could cause
problems??
--Mike
www.mikesdakota.com
> The IAS (AIS) mainly. But yes, the TPS also has something to do with the
> idle. To check for a vacuum leak, the easiest way is to grab a can of
> carb-cleaner and (lightly) spray around the base of the TB and intake
> manifold mating surface (where it meets the heads). If the idle goes up,
> you've got a vacuum leak. (If the idle goes down, you've got a vacuum leak
> and it's running rich as well.)
> Try that before diving into all the sensors....again. ;)
> - Bernd
> -----Original Message-----
> From: owner-dakota-truck@buffnet.net
> [mailto:owner-dakota-truck@buffnet.net]On Behalf Of Kyle Kozubal
> Sent: Wednesday, February 28, 2001 12:08 AM
> To: dakota-truck@buffnet.net
> Subject: DML: What controls idle quality?
> What controls idle quality? Since my truck has been stalling for the past
> month, my truck has been idling up at the 900+ rpm marker, and sometimes
> idle is erratic. My truck hasnt stalled in about 10 days, and yesterday it
> died on me twice and once today. I know before to solve erratic ilde I
> either replaced the AIS or just cleaned it. Well I cleaned it tonight and it
> is still idling high.
> I know the AIS Sensor(backside of the TB) is the major one, but what else.
> Does the TPS play a role in idle? How about a vacuum leak, would/could this
> cause high idle? The MAP Sensor is brand new, and was showing great specs
> when I last scanned the computer. Then again, all the sensors are showing up
> fine when I had it scanned and there are no fault codes stored. Really the
> ONLY sensor I havent replaced is the stock 137,000 mile old crankshaft
> position sensor. What or how would the CPS play a role in idle quality?A new
> TPS runs $28.99 from Autozone, CPS is like $40 from Autozone as well.
> I just put a new PCV Valve($2), as cheap insurance that the old one was
> plugged up.
> Any and all thoughts are welcome. Bernd, if you are reading this, think my
> Dak could benefit from one of your IAT Adjuster Box??? I just think if I can
> cure this high idle problem t hen I might be able to solve the stalling
> problem as well. THANKS!
> Kyle
> 93 Dakota 4x4 V6
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