Accent LC (2000-05) :: Exhaust Leak In Gasket As Very Bad Mileage?

I've been getting bad gas mileage for the past two years or so. I also get a fume smell when I run the car for a while. I have strong suspicion there might be a leak in one of the exhaust gaskets.
I'll be changing the exhaust manifold gasket and both exhaust flange gaskets. I'll also be changing both O2 sensors. The car runs well and smooth. It's just those two things.

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Accent MC (2006-11) :: Gas Mileage Went Up - Code P2096

This is in regards to a 2007 Accent 111k miles, about 3 weeks or so .. I had a p0420 code, and replaced the downstream o2 sensor, and the CEL went off, and gas mileage went up. Now today I got p2096 code. Seems to mirror the p0420 code. So now I am thinking the catalytic converter.

So my questions are:

There are two catalytic converters right? one would be the exhaust manifold and the other would be half way through the exhaust system after the two o2 sensors?

Which should be replaced in regards to p2096?

Could anything else be causing this code?

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Accent RB (2012+) :: Extreme Drop In Fuel Mileage

I live in the suburbs, so I do a lot of stop and go driving. For the longest time, I would typically get 25 or 26 mpg city, as per the gauge. I would see the number climb to 41 or so in constant highway driving. I am pretty sure the fuel tank is about 10.5 gallons or so as when the low fuel light comes on, and there is only one bar left on the gas gauge, and I top up the tank, I never put more than about 9.5 - 9.8 gallons in.

All this being said, in the last few weeks I have seen a severe drop in MPG. The gauge is constantly reading about 19.5, when I hit the expressway it will climb a bit, but when I compare the miles driven to the bars on the gas gauge, the bars used to drop at about 20 miles driven, now each bar will drop at around 13-15 miles driven. We are having some extreme cold here in the midwest, as opposed to last winter when I bought the car.

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Hyundai - Accent :: 2008 - Timing Belt Replacement On Low Mileage Car?

Vehicle is an 08 Hyundai Accent 1.6L three door (hatchback) with 20,197 miles. This car was born on Oct. 16, 2007 and purchased in April of 2008. I told the owner to call the dealer and find out about when they should replace the timing belt as I had looked it up at the Gates site and found that it is an interference motor and also these Hyundai have some kind of lengthy warranty. When the tech or whoever she spoke to at the dealership asked about the mileage, they told her that she does not need to worry about the belt for about another five years, were rude and sounded inconvenienced by her calling. This leaves her with a bad taste in her mouth and more importantly, mis-informed.

I get the "Maintenance Log" out of the glove box and upon trying to decipher the timing belt interval, it states that the first course of action is an "inspection" at 30,000 miles or 24 months. How is a timing belt inspected? From what I have seen, a belt can look perfect today and snap tomorrow. But anyway, the next entry for severe service is replacement at 37,500 miles or 30 months which means this belt should have been replaced in October of 2010. Next entry is normal change at 60,000 miles or 48 months which puts us at April of 2012. After this it goes to 75,000 miles or 60 months.

I have already picked up the kit for changing the belt, tensioner, idler, and the two seals. How critical is it to change the spring as that was not included in the kit I got? I'm planning to do this job here in the next couple days as from what I can figure from the above log, It's way over due. I was reading some Hyundai forums and one stated that the 2011 model with the exact same engine calls for the first replacement due at 90,000 miles. How's this possible? Seems like these people (engineers) don't have all their stuff in one bag...

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Alero :: 2000 2.4 - Skipping And Rough Idle - Poor Gas Mileage

I have a 2000 Alero w/ 2.4 103,000 miles auto. I have been trying to fix a problem for about 3 months. It all started one night when i got stuck in my backyard in about a foot if mud. I thought i could drive it out, but when the wheels would spin and traction control would limit the rpms. After getting out the car would skip every now and then going up an incline at highway speeds in 4th gear (drive) then it would skip while idling. I could get it to run smooth if i hit the pedal and made it shift to 3rd. I drive this car daily and the problem has got worse slowly. Now its hard to crank and when it does there is a small amount of white smoke with strong gas smell while the motor spudders for about 10 secs.

It will finally "clear" up and still misfire every few secs or just cut off. Gas mileage is terrible between 15-18mpg. The engine light and trac off light has only been on twice. Both times the code was for random misfire of multiple cylinders. I have put plugs, boots (wires), distributor, 2 fuel processor regulator, seafoam, all octanes of gas, pulled injectors (looked ok a little dirty but still could be one) and I have ordered ignition control module. Its getting hard to drive and even harder to sell. It has just started the white smoke and gas smell and i think its that's the pressure regulator, but the skipping and rough idle....

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Ford - Focus :: 2000 - Reduced Mileage At High Altitude

About a year and a half ago I moved from Chicago (500 feet above sea level) to Morelia, Mexico (6,200 feet above sea level). My gas mileage on my 2000 Ford Focus has plummeted, I used to get anywhere from 22 to 26 miles to the gallon around town in Chicago but I am lucky to get 14 or 15 here. Is it simply a function of altitude? I have a good mechanic, keep everything tuned up and in good shape.

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Volvo - XC70 :: 2000 - Gas Mileage Dropped Even Have To Accelerate Going Down Hills

The car has drastically dropped gas mileage from 17mpg to 11-12 mpg. It's laboring, and I even have to accelerate going down hills where I am usually breaking to keep from going too fast. I have had the whole car looked over twice -- timing belt was a little old, so we replaced it. The gas filter was full of gunk, and it was replaced. Still has the same problem. Mechanic can't find anything else wrong. I'm getting ready for a long road trip and don't want to pay for all that gas or break down along the way.

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Ford Super Duty (1999-2016) :: 2000 - How To Get Better Mileage

I have a 00 F250 7.3 4x4 and I am looking to get better mileage out of it since it is now a dedicated work truck for towing. The two options I have in mind I think will work, but just wanted some clarification and if one is even possible.

First I will be taking the lift off and dropping back down to 33 inch tires or so. This should give me a little, but if not it should be easier on the truck for towing.

And this truck mostly see's highway miles, so I was thinking about disengaging the 4wd. I heard 4wd trucks get worse mileage, so this is the one I didn't even know if it was possible. not digging in to the computer and injectors quite yet.

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Golf IV / Jetta IV :: 2000 - Won't Start At Cold / Poor Fuel Mileage

I own a 2000 Jetta VR6 5 speed. Car has over 300,xxxkm on it, with documented maintenance including chains within the past 12k. Car has intake, 2.5" resonated exhaust, stock software.

I have recently noticed that the car has a cold start issue. Its winter here in Canada, so in the morning when i go to start the car and let it warm up for a couple minutes, the idle is choppy at first and then evens out at around 900-1k rpm. If i try to blip the throttle, or even hold it (half way or WOT) the car just wants to bog out, EXTREMELY rough idle. It will eventually, after about 2 mins of idling, go away and i can drive.

I have absolutely no issue with allowing the car to idle for a few mins to warm up, but i know for a fact that whether a car is cold or not, it should be able to rev freely.

I also have horrible fuel milage. I use 91 octane, and average about 250-300km per tank. 70% city 30% hwy driving.

The following parts have been replaced in the past 1200 to try and resolve the issue

OE Mass air flow sensor

OE spark plugs

BREMI wires

OE Bosch front O2 sensor

I have scanned the car several times, which led me to change the parts i did. Only had a CEL once and it was for the front O2 sensor which i just replaced. Any other codes were for random multiple and a cat efficiency fault. Again those were fault found off a GFF test done at VW, they were not enough to trigger a CEL, but i still changed the parts.

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Scion - Xb :: 5 Speed - Gas Mileage Varied And Fuel Mileage Increased

I've had my XB 5-speed for nearly a year and 10000 miles. It as been dead on reliable and fun to drive. My gas mileage has varied from 26 to 31 in mixed driving and from 32 to 35 on the highway. I use premium fuel only because I can get it without ethanol. My fuel mileage also increased a couple of mpg due to getting the power robbing ethanol out. True it is probably not enough to offset the extra expense but I like not having the stuff in my car. My only dissatisfactions has been with the transmission gear ratios. They are way to low. This torquy engine could easily do with a ratio that would drop about 500 rpm for more relaxed highway cruising.

As it is, though, my XB will go up any hill or long grade without breathing hard! Another is the instrumentation. I don't mind the center mounted set-up but speedometer and trip meter for mpg ratings are both inaccurate. My speedo reads about 2.5 mph high and the fuel mileage read out has about the same error, also on the high side. I have the stock 16" tires. The clutch has a narrow engagement band and can be difficult to be smooth on. The car is fairly quiet, is comfortable and this years hot, humid summer has shown it has one of the best air conditioners I have ever experienced in a car. I thought it might be an electric unit rather than a belt driven compressor because there is absolutely no perceived drag when the compressor kicks on.

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Accent LC (2000-05) :: 2000 - Misfiring Upon Acceleration And Engine Revving

I have a 2000 accent. Automatic tranny with 167000 miles. My current problem is the car is misfiring upon acceleration and engine revving. I have to accelerate very slowly to minimize this but i once the engine revs up enough I can give it more gas and it will rev normally with plenty of power. I have had to unplug the maf to keep it driveable. Ive never had a car stay running after disconnecting the maf so this is strange to me. My accent barely stays running with the maf connected. I just got the car from my dad and he had it fixed and it ran good for awhile with the maf connected so I don't think it is the maf. But the same problem came about and we had to disconnect the maf again. And he cant remember or is not sure what was exactly fixed on the car. I've read up about the purge control valve and havent had a chance to check it out but some of the symptoms fit.

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Accent LC (2000-05) :: How To Reset ECU

how to reset ecu from hyundai accent 2005??

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Accent LC (2000-05) :: A/C Has No Cold Air

It is hyundai accent LC 1.6 cc dohc. It's 2013 model ...

Now my A/C dose not work the lamp of A/C switch lighting and the blower work good with all 4 speeds but no cold air .

Itested R 134 a refrigrant and it's pressure it was good (with Low side). The problem is that clutch of compressor does not rotate until I make a jumber between 30-87 pin of A/c relay and then my A/C working very good.

I know that mean I jump triple pressure sensor and thermostat sensor. I do not want make that jumper. What can I do (test anything to make my A/C working normally).

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Accent LC (2000-05) :: Car Vibrates While In Park

I have a 2000 Hyundai Accent GL. I just bought this car for my son & noticed that the car vibrates (and by car, I mean steering wheel & entire vehicle) while in park and also while in drive but at a stop. I took it for a drive and it drove very smooth. It shows no signs of needing any wheel alignments and the tires all look to be worn evenly and are about 75% worn I would guess. I ran quiet and did not vibrate any during the test drive, other than while at a stop. On my way home, I was on the freeway and I noticed as I approached speeds of 54 mph the vehicle started to vibrate again. When I accelerated to speeds of 56 mph, the vibration was very bad, so I decided it was best to take surface streets. It felt to me as if a tire was out of balance. I tried to determine what side of the vehicle the vibration was coming from, but could not appropriately determine that.

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Accent LC (2000-05) :: Just Died And Won't Start

Car just died and wont start. Have checked the following..

fuel (unplugged hose at rail and no fuel with key on, only while cranking. also pulled rail off and all are spraying fuel)
spark ( all plugs are sparking, but are wet from fuel)
compression ( all had 190-210 psi)
timing belt is still in time.

Car doesn't even try to start with all of these. It does back fire out exhaust though when trying.

Also the one of the ecu fuses was blown( thought for sure that was the problem) but made no difference. What to check next. Possible ecu is bad??

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Accent LC (2000-05) :: GL Stalls And Will Not Start

I have a 2000 hyundai accent. I shut it off in my driveway earlier and went in long enough to use the bathroom and when i came back the car would not start. I squirted gas in the intake and it fired right up. A little later i was in town and it stalled and would not re-start. I had to walk to the store and get some ether to get it started back up. I have noticed since the first time that it will cut out every now and then for just a second and then go again while running down the road at around sixty mph... im at a loss as the local mechanic's computer wont hook up to it and there is no place to check the fuel pressure as i had wondered if maybe that was the problem having had another car do that before. the check engine light is not on either

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Accent LC (2000-05) :: Fan Comes On When Engine Switched Off

I recently became the owner of a 2001 accent with 73k on it. The clutch needed changing on it so after stripping all that out when I put it back together I noticed that the fan switched on for about 20-30 seconds after turning the engine off. I've also had to disconnect the maf because it was running very lumpy after everything went back in. I'm not worried about the maf its only a few mine job to change. I'm just wondering if it's normal for the fan to come on like that?

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Accent LC (2000-05) :: Low RPMs From Stop

I have a 2000 Hyundai accent gl and ever since the head gaskets been replaced its had an issue of almost stalling out when accelerating from a stop.

The cars overheating quite frequently as well like the thermostat isn't opening and the fans aren't kicking on.

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Accent LC (2000-05) :: Both Low Beam Headlights Went Out

I own a 2001 Accent 1.6L. The other day both low beam headlights went out. The brights work and so do the parking lights when turned on. I changed the bulbs and still the low beams don't work but the highs and parking lamps do. I looked on the hood for a relay but could find one in the fuse box. I checked the fuses and they appear okay. What could cause the problem? I'm hoping it is not the stalk. Still a relay or switch under the dash?

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