1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

REX idling at dangerously low RPMs (pls help)

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Old 12-21-02, 03:07 AM
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Unhappy REX idling at dangerously low RPMs (pls help)

guys i didnt start my rex for like 2 days...

and when i started her .. it was pretty hard.. well not that hard like cranking for 5-10 seconds..

more like cranking for 3 seconds then i can hear its not starting so i let go.. and try again.. i pump her twice.. and start 3 seconds.. and i can hear shes not starting so i turn it off and try again..

i repeated this 3 times until she started..

everything sounded fine.. i left it at fulll choke.. warming her up..
then finally it goes down..


i check the RPM and its like bouncing from 0!!

i was like ****

and i can hear it too... its like about to die or something..

usually my car idles pretty low.. like just above 0.. i thought maybe its just the tacho thats stuffed up... but today it was really low and i can hear and feel it..vibrating

its low on gas .. does this have anything to do with it?

anyways.. im the newbie guy who is waiting for his license so he just starts it every second day to maintain the engines goodility.. (sorry im not very articulate)
Old 12-21-02, 06:43 AM
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raise the idle speed a little, like to 700 and see if it smooths out.
Old 12-21-02, 07:22 AM
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If that doesn't work, try to richen the mixture.
Old 12-21-02, 08:06 AM
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Do yourself a big favor and buy a Haynes manual. It's cheap and explains all about how to adjust your idle.

Here's one on eBay, quick, Buy It now for a whole 9 bucks.

http://cgi.ebay.com/ebaymotors/ws/eB...tem=1875174180

Good luck!
Old 12-21-02, 08:15 AM
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I bought mine for $2.25
What year do you have? The FB adjustments for the carb are near the end of the Haynes manual.
Old 12-21-02, 08:38 AM
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is it hard to adjust the idle?

BTW i already have this MANUAL

wat page is it in that book?
Old 12-21-02, 11:00 AM
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the low idle could be due to carbon build up from not being driven the cats could eaisly be clogged.
Old 12-21-02, 01:24 PM
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Had the same problem once. Ran fine, then wouldn't idle worth a damn one morning. Turned out to be crud in the idle jet. Try taking out both the idle speed screw and the air screw after turning them all the way in and noting their positions, and squirt some carb cleaner right in the holes. Then reinstall the two screws in their proper positions. If the problem persists, I'd start looking for a possible vacuum leak.
Old 12-21-02, 01:56 PM
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I only paid 10 canuck bucks for my haynes manual, from an AUTO PARTS STORE!


Jeff
Old 12-21-02, 02:23 PM
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Make sure you are getting fire everywhere.
Old 12-21-02, 02:29 PM
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the idle could be low beacause of temperture change too... or humidity.
Old 12-21-02, 04:24 PM
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Yea, sometimes mine idles like **** too, but after driving for awhile it smooths out, kinda annoying, but I'm too lazy to fix it
Old 12-21-02, 09:36 PM
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AutoZone has like a lifetime supply of HAYNES manuals. wrapped in plastic and all nice for real cheap.

--eric
Old 12-22-02, 02:18 AM
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i love you guys..

what would i do without you
Old 12-22-02, 01:16 PM
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Here Timmy, see if these help...

Page 1
Old 12-22-02, 01:18 PM
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Page 2...
Old 12-22-02, 01:36 PM
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Make yourself a 3-ring binder like mine...

And when you find threads that tell you how to do this or that, print them out and put'em in your binder for future ref. That's what I do. Threads disappear but your hardcopy won't

How long 'til you get that license?
Old 12-22-02, 04:02 PM
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Originally posted by zookeeper
Make yourself a 3-ring binder like mine...

And when you find threads that tell you how to do this or that, print them out and put'em in your binder for future ref. That's what I do. Threads disappear but your hardcopy won't

How long 'til you get that license?
Good idea man! Maybe I should start that, seeing as how my memory sucks

Jeff
Old 12-22-02, 04:23 PM
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Originally posted by specRX7_22
AutoZone has like a lifetime supply of HAYNES manuals. wrapped in plastic and all nice for real cheap.
Yeah, come pay my paycheck.
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