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Idle at 200????

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Old 03-27-2009, 11:35 AM
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wow i would be terrified if mine idled that low.....usually it just stalls out on me around 600 rpm
Old 03-27-2009, 04:28 PM
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hmmm i dont know, thanks for the help and info guys. Im gonna take it back on tuesday and its either going to get fixed or im gonna go higher up on the ladder.
Old 03-27-2009, 04:33 PM
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just out of curiosity what RPM does the fuel cut happen at the other end of the scale ?
Old 03-27-2009, 04:50 PM
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The engine only cranks at 200-250 rpm. Your gauge has got to be off or something.
Old 03-27-2009, 05:51 PM
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not sure what you mean by fuel cut? when cold it will idle slightly above 1000 then when warm it drops down to about 200-300
Old 03-27-2009, 06:21 PM
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/\ when you floor it and keep your foot down till the fuel cut kicks in - it should read about 9500 rpm on the guage (which in reality is 9000 rpm).....
Old 03-27-2009, 06:28 PM
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Originally Posted by ms70616
not sure what you mean by fuel cut? when cold it will idle slightly above 1000 then when warm it drops down to about 200-300
when cold my car will idle at 2000 then eventually drop to 1000-900.



i think my car is the normal one. this dealership is fucked up, i would be screaming bloody murder if they released my car back to me with nothing wrong. in fact, i know my dealership wouldnt ever do that to me, because they know me and know they'd have to take a bite out of such a large **** sandwich everyone would stare and gasp.
Old 03-27-2009, 06:49 PM
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not sure ill test that sometime tonight and let you know
Old 03-27-2009, 06:55 PM
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does you car shake really bad when idle? My car shakes if idle is any were nere 600. I couldnt imagine 200. Something must be wrong with your Tech
Old 03-27-2009, 07:04 PM
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Originally Posted by Brettus
just out of curiosity what RPM does the fuel cut happen at the other end of the scale ?
The fuel tables only go down to 500.
The idle control starts at 250.
You could effectively keep the car from even starting by just setting the rev limit to 250.
So, I think there is something else going on here.
Old 03-27-2009, 07:09 PM
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no, car does not shake or vibrate at all really, i cant really tell its running when its warmed up and at idle
Old 03-27-2009, 07:11 PM
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/\ i was thinking the whole scale was out
ie if reading 200 when it should be 800
at fuel cut it may only read 9000 instead of 9500 .
Old 03-27-2009, 07:20 PM
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im not real knowledgeable about this type thing but that makes since to me, but why wouldnt the tech catch it
Old 03-27-2009, 07:21 PM
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also is the scale stored in the ECU? is that what controls it because they reflashed it last week
Old 03-27-2009, 07:29 PM
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/\ and the problem started after they reflashed it ?
Old 03-27-2009, 08:20 PM
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ok the fuel cut is at 9000, and no the flash was a step to try and fix the problem. The problem was there before the flash
Old 03-27-2009, 09:00 PM
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ok - it should be at 9500 . So it seems your whole guage is reading 5-600 low across the board .
Old 03-27-2009, 09:32 PM
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i think the needle may just need adjusting..
Old 03-27-2009, 09:40 PM
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/\ yes give it a tweak to the right - LOL
Old 03-27-2009, 09:46 PM
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really?? something that simple?
Old 03-27-2009, 10:10 PM
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Originally Posted by ms70616
im not real knowledgeable about this type thing but that makes since to me, but why wouldnt the tech catch it
because they are lying to you.
Old 03-27-2009, 11:45 PM
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Originally Posted by zoom44
because they are lying to you.
BINGO! Bad dealerships FTL.

kevin.
Old 03-31-2009, 05:37 PM
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ok so an update on my car situation in case someone wants to know. The dealership had it all day today and they have narrowed it down and they believe the problem is the PCM. They are doing some more tests tomorrow to make sure. They quoted me 1200 for a re-manufactured PCM from mazda
Old 03-31-2009, 07:27 PM
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year and miles? they have ruled out the CAN controller for the dashboard?
Old 03-31-2009, 09:31 PM
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it is an 04 with about 87000. They said that they had ruled it out and they also call the higher up tech guys at mazda and they also confirmed the situation and that it has happened in about 15, of the 04 RX8's. They got 3 codes, random misfire, throttle position sensor, and a throttle control position sensor i believe. ( not 100% sure on that last one but it was something with the throttle pedal).


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