- #6 of 165
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Re: fuel stalling-check Throttle Position Sensor [smulvey]
by fmport
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Jul 11, 2006 (11:49 pm)
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Replying to: smulvey (Jul 10, 2006 2:31 pm)
Thanks for all your help and advice, I will do all this after I get the van from the shop. They've already told me they are still investigating the problem but they can't find anything wrong, or duplicate the problem. Also where can I find the Castle Brand Isopropyl Alcohol "Double Dry " dry Gas?
Thank you very much
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- #7 of 165
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Re: fuel stalling-check Throttle Position Sensor [bigboyball]
by marjack
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Jul 12, 2006 (10:59 am)
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Replying to: bigboyball (Jul 11, 2006 10:17 am)
We have a 2002 Kia Sedona that we purchased new and also have the same problem that you are having. This problem with our van did not begin until we moved from Michigan to South Carolina and we thought that maybe it had something to do with climate. Looking back at all of our paperwork after I finally called the Kia Customer service line, I realized that we have been having this problem since January of 2005. Our van is doing the same exact thing that you talk about...Chugging/stalling but according to the dealership they cannot re-create the problem and therefore cannot help us and up until recently the check engine light had not come on. But the last time it was in a few weeks ago the check engine light had come on but it has continued to chug/stall since we've had it home. Initially, when we began having the problem, it was only when my wife was driving on the highway and would get off at an exit. When she would reach the end of the exit and stop it would stall. Then it progressed to the chugging and stalling (and sometimes a strong fume odor and the RPM's race way up) and now has become a serious safety concern because it stalled on my wife two weeks ago while making a left hand turn. Thankfully there was no oncoming traffic and she was able to get the van re-started. One time we thought that we had figured out that it would only do it when it was raining or was damp outside, but we were proven wrong because now it does it whenever & at this point we do not know what to do. We love our van and it is paid for so we really do not want another vehicle. The dealership has had the vehicle for weeks at a time and has replaced many parts but say that they cannot find anything wrong. When I called the customer service number I was really disappointed because they basically told me that all I could do was take it back to the dealership. What I wanted the most was to find out if anyone else was having this problem because we really felt like we were going crazy. According to the customer service line, no one else is having this problem. So my wife and I thank you for posting your problem and hope that we can figure this out!
Thank You!!
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- #8 of 165
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Re: fuel stalling-check Throttle Position Sensor [marjack]
by fmport
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Jul 12, 2006 (12:33 pm)
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Replying to: marjack (Jul 12, 2006 10:59 am)
I am so sorry you are having the same problem as us, look at mesagge 1296 and 1297. Our van is currently still in the shop and will keep you posted about the outcome.
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- #9 of 165
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Re: fuel stalling-check Throttle Position Sensor [fmport]
by times2
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Jul 12, 2006 (1:27 pm)
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Replying to: fmport (Jul 12, 2006 12:33 pm)
We have a 2002 EX with about 47,000 miles on it. I've recently noticed that sometimes when coming to a stop that the Tach will go to 0 (although the engine doesn't entirely stop), and it will run very rough. The way it feels to me is that the transmission is not dis-engaging when the vehicle at is at a stop, but because the vehicle is not moving, the engine can not maintain it's idle. It's almost the equivalent of being at a stop with a manual transmission, but not having the car in neutral or the clutch dis-engaged. The engine has no choice except to stall. This is only my theory. The other possibility is that the spark plugs are starting to go bad, and maybe something is mis-firing at low RPMs. Although other cars I've had can go more than 100,000 miles before changing the plugs. I hope this might be helpful
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- #10 of 165
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Re: fuel stalling-check Throttle Position Sensor [bigboyball]
by rustyolred
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Jul 15, 2006 (2:03 pm)
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Replying to: bigboyball (Jul 11, 2006 10:17 am)
I had the same problem on my 02 Sedona EX. I took it to the dealership on 6-8 different occassions to find out the problem. To no avail. Finally after about 3-4 months of this problem the check engine light came on and I took the van to Auto Zone to have the code read. Turned out to be the coil pack on #1 cylinder was going bad(thus the intermittent problem). $100 and about 15 minutes of my time later it is doing great as far as that problem goes. This could very well be your problem, although not necessarily #1 cylinder is misfiring, just maybe one of them.
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- #11 of 165
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Re: fuel stalling-check Throttle Position Sensor [bigboyball]
by 93volvo240
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Jul 15, 2006 (5:45 pm)
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Replying to: bigboyball (Jul 11, 2006 10:17 am)
Bigboyball,
I have a 2002 with 67K miles and am having a very similar problem. In our case, the van runs normally for 50-60 miles and then begins chugging. When it acts up, it won't accelerate even with the gas pedal pressed to the floor. It seems to operate normally below 30 mph. In several instances, we have pulled over to the side of the road, turned the engine off for a minute or so, and then the car operates normally. This has been very perplexing! We took the car to the local Kia dealership and they were able to replicate the problem, but they could never accurately diagnose the problem as there were never any fault codes displayed. The dealership called the Kia tech support line and they were of little help. They thought it might be a problem with the cam angle or cam angle sensor but they weren't certain. The said it would be $1000 to fix but they wouldn't guarantee that it would solve the problem. I declined the repair "attempt". I've been driving the van to and from work ~5 miles and I'm basically not sure how to proceed with this mysterious ailment.
I would be very interested to know how this plays out for you or anyone else on this board that is experiencing this issue. Thanks!
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- #12 of 165
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Re: Fuel stalling problems
by fmport
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Jul 11, 2006 (11:23 am)
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Thank you smulvey for all your tips. The vehicle is still in the shop, so I will keep you posted. Did you have the prolem solved bigboyball?
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- #13 of 165
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Fuel Problems-Stalling- possible TPS
by smulvey
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Jul 13, 2006 (9:14 pm)
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Another important factor can be the fuel filter and the spark plugs . The Fuel Filter on my van has never been changed. But I suppose if I was stalling at stop signs that would be a important thing to check. Same consideration for the fuel pump and the fuel system. Since these are supposed to be electric fuel pumps they should run the SAME speed no matter what your engine speed is. BUT ! there is a PRESSURE REGULATOR that could cause a driveablity problem if the pressure was too much or too little. In this case it might be too little. There is also the consideration of SPARK PLUGS . We have heard from some technicians not to use BOSCH PLATINUM spark plugs if you do a replacement. Use the regular Champions that came on the car. Bear in mind when changing spark pplugs , the front three are easy. The rear three require you to have a set of gaskets to replace the intake manifold . You must remove the intake manifold before you can get to the three spark plugs on the back 3 cylinders. Always have WD40 on hand to clean and condition the spark plug caps wires and boots, also you need a small tube of Never Seize for the spark plug threads,( available at the check out in Autozone ) and 2 small packets of Dielectric Grease to help lube the wires and protect the boots.
I think if the fuel pressure (which can be gauge checked at the dealer) is Good and the Spark is Good, the problem is in the Engine management computer or sensors.
Also that theory ties in well with the intermittent nature of the problem.
Good Luck-
My guy is still running swell.
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- #14 of 165
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Re: Fuel Problems-Stalling- possible TPS [smulvey]
by minivanfrank
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Jul 15, 2006 (12:58 pm)
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Replying to: smulvey (Jul 13, 2006 9:14 pm)
Smulvey,
Did you replace the plugs yourself? How much was the gasket set? How long did it take?
THanks
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- #15 of 165
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Re: Fuel Problems-Stalling- possible TPS [smulvey]
by rustyolred
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Jul 17, 2006 (6:52 am)
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Replying to: smulvey (Jul 13, 2006 9:14 pm)
Kia does not use Champion plugs. They come from the factory with NGK plugs, and will run like crap with a different brand. How do I know? I found out the hard way.
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