Santa FE SM (2001-06) :: Rough Idle - Oil Light Flickering

At idle, (600 RPMs, might need to bring it up?) the motor is Real rough, but doesn't stall out, just very "wobbly" Once the car is brought up to the 900-1000 RPM range everything flattens out, and at driving speeds it drives great! Pulled up to 90 mph on the high way, and passed a few cars on some back roads and everything ran great, until I hit idle.

It threw a code for the Cam Position Sensor after I tried to restart the car, and the person who work on this car before me had zip tied the connector into the sensor because he had broken it. Low and behold, you cant buy just the replacement part of the harness.

I tried to get the wires all plugged back in, and the CEL went away, but the idle was still pretty rough. Also, at idle, the oil light flickers just a bit.

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Santa FE SM (2001-06) :: 2003 Shut Off When Stopped At Traffic Light

Was in town stopped at a traffic light when my 2003 Santa Fe just shut off. No warning, started right back up again, no CEL, no DTCs. Scary. I'm happy it happened with me driving the car instead of my daughter driving. Also happy it didn't happen on the highway.

I've had hard starting issues for a while now. Replaced crank sensor, it's fine for a few starts, then goes back to hard starting, but I hadn't had a problem in a few weeks.

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Santa FE SM (2001-06) :: Oil Leak And Rough Idle - CEL On

My 2001 Santa Fe is having some major issues with rough idling, and there is a fairly significant oil leak. The check engine light is not on. In the past year it has had a new fuel pump, fuel filter, valve gasket covers, spark plugs, spark plug cables, and transmission.

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Santa FE SM (2001-06) :: 2003 - Rough Idle When Using Brakes

2003 Sante Fe is suddenly having a problem at stop lights or anytime the car is stopped with brakes. It feels as if the car is going to stall - or back fire. Very evident since it pulls on the brake pedal - just had back brakes replaced.

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Santa FE SM (2001-06) :: 2004 - Rough Idle / Sputtered Down The Road

A few days ago, I started my wife's Santa Fe (106k miles) to warm it up and it had a rough idle. I gave it a test drive and the engine light came on and off a few times as it sputtered down the road. I retrieved the codes with my scan tool and it showed - P0300, P0304 and P0306. After some researching, I decided to change the coils, plugs and wires (under upper manifold) this coming weekend.

I have seen the web page instructions for doing this on a 2.7L [URL] .... but it has less stuff around the manifold compared to our Santa Fe. These instructions doesn't include coils was well since the plugs in front use just wires.

My question is.. Is there a set of instructions for the 3.5L for removing the manifold?.. From a less intense standpoint, maybe some of the hoses and cables can stay intact just to move the upper manifold or lift it to the side?... Also, Cyl 2, 4, 6 are the three sparks plugs in the front? 2004 Santa Fe 3.5l ....

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Santa FE SM (2001-06) :: Car Has Hard Start, Rough Idle With Stalling

My coworker is giving me a clean 2001 Santa Fe with 151000 miles. It was running fine then all of the sudden it lost power but was able to stutter home. I went to check it out it started fine but idled a little rough. When I revved the engine it rose to about 2500rpm and stuttered then stalled. Kind of like it was rich and choking out. It then had difficulty restarting.

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Santa FE SM (2001-06) :: Cold Start Rough Idle For 20 To 30 Seconds

I'm having this cold start issue with my 2001 SF, but it doesn't seem to be fuel related like as the car starts fine but after about literally 1-2seconds the RPMs drop below 1k and the car will stall if I don't put my foot on the accelerator and keep it around 1000-2000 RPMs. But if I happen to make the revs go too high and let them drop again it seems like it wants to stall even easier. After about 30 seconds it smoothens out and drives almost perfectly except for a slight lack of power than normal going uphill (A.T drops to 2nd gear, sometimes 1st depending on the incline). We have had the coolant temp sensor and the fuel pressure sensor replaced. Could it be the MAF? We did clean it one time but it didn't seem to work much at all. Recently out of curiosity, I disconnected the MAF sensor and started the car it being started for a few days. No issue with idling whatsoever!.. ??

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Santa FE SM (2001-06) :: 2003 - Rough Idle / Stalls At 2000 Rpm

I have a 2003 santa fe I just replaced the cat. in it because it was running so poorly. Now that I've replaced the cat it seems to be worse. The car idles real rough, and cant get it to go over 2000 rpms. No engine light. Had the codes checked and all came out fine. I pulled out the plugs and replaced with new. The car in park ran great until I put it in gear then went back to the same no power, rough idle and cant get more than 2000rpm with out a stall. Stalls but dose not die. Disconnected the pre o2 sensor no change.

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Santa FE SM (2001-06) :: Pulsating Rough Idle When In Park With Defrost Or AC On

what would cause a pulsating rough idle when in park with the defrost or a/c on? when I turn it off or to any other position it's fine even when I turn if off it's fine as well? there is no Check Engine Light showing at this point.

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Santa FE SM (2001-06) :: 2003 - Rough Idle After Replacing Timing Belt

I have 130K miles on my Santa Fe. I just replaced the timing belt without the water pump being replaced. Picked it up from the mechanic and the check engine light was on and it was idling very rough. Left it there for him to recheck. He said maybe he didn't plug in the Cam Sensor all the way or at all. Next day he called me and said that the cam sensor was bad and he replaced it for free. Picked up the vehicle and the idle was a little rough but got worse on the ride home.

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Santa FE SM (2001-06) :: 2003 2.7L - Rough Idle / Stalls After Short Warm Up

We are at 120K miles. The vehicle runs fine most of the time, but every once in 10-15 starts, it will rough idle or stall after a short warm up time when my wife stops at an intersection. Once she restarts it, it runs fine.

I have changed the spark plugs and wires, the fuel pump, the crankshaft position sensor (was fried) and after consulting this forum, I checked the fuel pressure regulator and the diaphragm is not leaking.

I was able to recreate the rough idle and the CEL on the dash, but my two OBDII readers said there were no codes And the bluetooth reader I am using is indicating that the following tests are not completing: Fuel System, Catalyst, Evaporative System and Oxygen Senors.

The dash CEL resets itself upon restart and does not light until the symptoms return.

After reading the Haynes Repair Manual, I am wondering about the Evaporative Emissions Control (EVAP) system? But I don't want to lead the troubleshooting.

We bought the vehicle at 60K miles and it has been mostly reliable.

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Santa FE SM (2001-06) :: Slow Acceleration And Rough Idle After Spark Plugs Changed

Here's the run down:

-bought 6 months ago for cheap because it wouldn't pass smog test
-changed Purge Control Valve (PCV) and it passed
-filled with gas, heard popping noises like a backfire, and coded it read the same "Bank 1 and Bank 2 running lean, like it did before the PCV and then also "Cylinder 3 Misfire" appeared.
-At this point the car started running rough, at idle, and through acceleration...sputtering uphill, and when climbing through the gears.
-Changed the plugs & wires
-NOW, it's cylinder 5 misfiring, and not nearly as bad. It's idling and running rough, acceleration has somewhat come back, but it's definitely not 100%.

Should I start with the PCV again, since it's not starting after I fill the tank, and climbing gears slow? Is there anything else I should be checking?

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Santa FE SM (2001-06) :: Engine Running Rough At Idle / High RPM And Appears To Be Misfiring

Recently replaced plugs/wires on soon-to-be 10 year old '04 SF 3.5L (157K mi.) for the first time.

Plugs were OE Champion Platinum and all 6 looked identical except for excessive gap of .010 +/- due to all the miles. Replaced plugs with same as OE. Old plug wires looked good, but replaced them with aftermarket wires ( fit was as good as OE). Also replaced plenum gasket.

Problem is: engine runs rough at idle and high rpm and appears to be mis-firing. CEL is off and code reader shows no Trouble Codes stored.

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Santa FE SM (2001-06) :: Hard To Start After Fill Up - Rough Idle And Engine Shuts Off

Every time i stop for gas..my 01 santa fe is hard to start..it would take 4 to 5 start before she goes, then i have to keep the rpm up, bring her to idle..after that shes ok, till the next fill up.. the only way around this is to keep her running while gassing up..while filling up she run rough idle, some time engine shuts off..then its hard to start..

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Santa FE SM (2001-06) :: 2004 - Ignition Coil Sparks / Rough Jumping Idle

I have a 2004 SF/2.4 I4. When the car warms up, the ignition coil sparks between the rubber boot and the coil itself, drawing the spark from the plug and resulting in a misfire. This is especially apparent when the A/C is running and the car is idle-ing, resulting in the A/C turning off and a rough jumping idle. Once the car is running this is not noticeable and the A/C turns on.

I have changed the spark plugs to new autolite plugs, and the situation disappeared for a day, but now it is back. I ordered OEM NGK Laser Iridium plugs, I hope they will fix the situation. Why would the A/C matter? Next on the list will be the ignition coil and wire change, but I hope to avoid that.

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Lexus LS 2007+ :: Rough Idle At Traffic Lights - Vibration

My 2007 with 73k has started to idle rough at traffic lights. Not horrible, but a noticeable vibration. Rpm's are around 500. If I put it in neutral, rmps go up to about 800 and idle gets better. What could cause a rough idle like this?

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Jeep - Cherokee :: 2001 - Very Bumpy Initial Idle / Car Shake Back And Forth

I have a 2001 Jeep Cherokee Sport edition, automatic transmission, about 100k miles. Recently, when I turn on the engine -- sometimes -- it is very loud, and the car really shakes back and forth (in place) with the engine. It almost feels like the car is going to die. It feels like a very bad idle. If I wait, nothing changes. If I turn the car off, wait, and turn it back on, nothing changes. If I hit the gas, it continues, but decreases very quickly and by the time I hit a stop sign or red light (let's say 100 yards away), the car is more or less fine; no more fear that it's going to die, although there's still some noise that seems like it's coming from somewhere between the transmission and engine. I had the starter replaced last June (when it went kaput) and replaced the idle control valve a couple of months ago (the car kept dying when I came to a complete stop). I mainly drive it to/from work, about 50 miles each way, going 45-80 mph on a hilly freeway, and there have been no problems while driving.

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Toyota - Corolla :: 1997 - Rough Idle / Stalling Noises While Stuck In Stop And Go Traffic

I have a 1997 Corolla with 150k miles.

I had my catalytic converter and flex pipe replaced this summer. Lately, my car has been idling rough. While stuck in some horrific stop and go traffic three weeks ago, it started to make noises as if it would stall out. It didn't, but it still sometimes makes those noises.

The car seems fine on the highway. No loss of power. I did think that the hood felt too warm on a recent trip, but the temperature gauge in the car showed no issue.

The car hesitated when I tried to start it last week, but normally starts fine. It was the first cold day of the year.

I saw some white smoke come out of the tailpipe last week. It only happened once. Coolant and oil levels are fine. The spark plugs look good.

The fill pipe has been leaking gas for several months. It leaks if the tank is more than half full and it drips a bit of gas when I fill up. Two mechanics have not been able to find the leak and have told me not to replace it until it is a problem, given the age of my car.

I took it to a mechanic today (not the one who replaced the cat). He told me that the rough idling is due to the new flex pipe being shorter than what was originally there. He assured me that the car is fine to drive long distances and that there was nothing wrong with it. There's no check engine light or anything on the dash to indicate a problem.

I should be relieved, but I'm not. I've lost confidence in my car. Can the stalling noises and rough idling be explained away by a changed exhaust system? Or are these signs of a problem about to happen?

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Chevrolet - Cavalier :: 2001 - Rough Idle - CEL And Trac Light On

This is my daughter in laws car. The rough idle, check engine light and trac light all happened at the same time. She was in a parking lot and drove over a speed bump when all the problems started. The check engine light flashes when driving above 25mph. It's on solid at idle. I found the EVAP purge valve plastic nipple was busted off so I replaced the assembly. I was totally surprised when this had no effect on the symptoms.

I find it strange that the car was running fine and then has all these symptoms after going over a speed bump.

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