Sonata NF (2006-10) :: Engine Sound Much Louder Like Revving / Humming

In my 2007 Sonata, I hit a poorly placed high manhole cover in a dip in the road, in the dark, going 30MPH, whacked it good before I could adjust...

I then pulled the car over, it seemed to go dead, then the car did crank back up, the engine sounded much louder, like a loud rev/hum, not quiet like usual.

I next drove a mile to a c-store, transmission seemed OK, no leaks, did see a check engine light briefly, but it disappeared. Car cranked OK, headed home, same sound right at cranking and at moderate speed.

Finally, I jacked the car up on the front left, from research appears that the plastic engine shields got smacked good along the front and near the right tire and bent back quite a bit on the left side. There seems to be no other structural damage that my untrained eye could see, just one indention you'll see in a couple of the photos that I think is part of the car design at that spot.

Again, no leaks, no smoke, no caution lights of any kind now.

Photos are attached...

My Hyundai's engine now sounds like a Mustang! Hoping it's just the engine noise from these plastic covers now being bent/destroyed in some spots, exposing the engine and the typical noise you'd hear without them...

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Sonata NF (2006-10) :: Slight Ticking Noise From Top Of Engine And It Is Slowly Getting Louder

Have a 2006 Sonata GLS with a 2.4 mileage has rolled over 207k .... I started hearing a slight ticking noise from the top of my engine and it has slowly gotten louder, now it can be heard inside the vehicle and more so when revving the engine...it also has 2 stored codes P0011 and P0456, I'm not too concerned with the evap code at the moment, I have decided to replace the oil control valve and clean or replace the lash adjusters...here is my problem, I have mechanic experience but only on Honda, all the youtube videos I have found for valve lash adjustment or replacement are for Mitsubishi and chevy engines, so I am not sure what the adjusters actually look like on this engine and if I can even do them without removing the timing chain.

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Sonata NF (2006-10) :: Losing Power Steering Fluid

Filled up my power steering every 3 days this week. Finally climbed under the car and saw this. How difficult or expensive this will be to fix? Is it just replacing the rubber boot or is it more severe?

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Sonata NF (2006-10) :: Power Steering Hose Leak?

I've got a 2006 Sonata LX, that has been leaking PS fluid for a while, but has gotten quite a bit worse lately. I finally put it up on ramps, and crawled underneath, and from what I can see, I think it's leaking from the pressure hose someplace.

The hose is covered with some type of a silver wrap. I wiped everything down as much as I could with a rag, waited for an hour, then crawled back underneath. There was some new fluid on the hose wrapping right above where it goes into the steering gear box (the driver-side leg of the hose).

Does this sound like it could be the hose? Would it be ok to remove the protective wrap to make sure? it's only wire-tied on to secure it, so I don't see why not.

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Sonata NF (2006-10) :: 06 Power Steering Pump Whining

I recently replaced the harmonic balancer on my 06 sonata v6.... the rubber was separating from the pulley. About 2 days later, i notice the power steering pump whining, so i checked the fluid and it was at the correct level. I have 98k miles, is it safe to assume i just need to change the power steering pump, is it possible anything else could be causing this problem? I doubt it is related to the crank pulley change, probably more a coincidence but wanted some opinions. Also, if it is the power steering pump.

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Sonata NF (2006-10) :: Power Steering / Alternator Go Out When Going Through Puddles

I've got a 2010 base with the 4 cylinder. When you make a turn (mostly right, but sometimes left) through puddles the power steering and alternator temporarily go out. I believe it is a belt/power failure as a result of the water being splashed into the area - none-the-less, it's a potentially very dangerous situation.

I did a quick check and it looks like all the plastic is there and in good shape. I do realize there is an engine splash guard on this model and it is in place.
A footnote - the car did take a light hit in the front before I bought it. It was "patched" together and sold. They didn't do a terrible job (as it looks ok), but you can tell "things" aren't perfect.

Since the splash guard is in place - What should I be looking for?

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Sonata NF (2006-10) :: Power Steering Randomly Turns Off And On

For a few months, I've noticed a problem with my power steering...that now seems to be getting worse. When driving at 70mph on the highway, I would notice sometimes as I ightsto slow down to exit the highway that my power steering would be gone. I'd get down the exit ramp, hit my first stop light, and usually the power steering would be back on. This would happen intermittently.

It's been happening more often, and I have now found that it doesn't only happen on the highway; yesterday this happened twice at probably 50mph and it took a few blocks for it to reengage. What the cause of this might be?

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Corolla / Matrix 2009-13 :: Power Steering Whine - Gets Louder When Rev The Engine

My 09 has a whine that sounds like a old power steering pump whining. Gets louder as you rev the engine.Its not real loud and could live with it but just erks me to have that noise on a 60,000 mile car.Does these new electric motor driven power steering cars actually have power steering fluid ?

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Sonata NF (2006-10) :: Continuous Squealing From Power Steering Pump?

I have a 2008 Hyundai Sonata GLS. Recently there has been a squealing noise coming from the pulley on the power steering pump. I would start when the car was cold but then go away when the engine warmed up. Lately it is squealing continuously. It does not get more intense when I turn, it just seems to be there constantly now. If this is the pump or just an idler pulley?

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Sonata NF (2006-10) :: 2007 - Occasional Power Steering Loss

My daughter's 2007 Sonata 4 cyl (88k miles) has an occasional power steering loss. It has only been noticed right after slowing down from highway speed. Total loss for a few seconds then comes back. No dash lights or noises, just steers like an old classic without power steering - then can.

This is kind or a repeat post from another individual but he had a V6.

SBR711 recommended replacing the Harmonic balancer and I am inclined to do so but parts guy at Hyundai said that typically is not an issue in the 4 cyl model. So he does not keep item on hand.

Fluid is fine, clean and proper level. No screeching etc..

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Sonata NF (2006-10) :: Occasional Loss Of Power Steering While Driving

I've got about 80K miles on my '06 Sonata and the weather conditions were on the very wet side.

At first I thought I heard a squealing sound which I just credited to either a radio or windshield wiper sound while cruising through some twisty coastal roads. The rain was coming down pretty good and a small amount of standing water of already on the road.

As I continued my drive I began to notice an occasional loss of power steering for a split second through some turns accompanied by that same belt squealing sound. At the same time the battery light also came on for a split second which indicated to me possible engine failure for a split second. Even though it was for only a split second it really freaked me out to think I could end up crossing the center lane or over into the ditch. I then slowed my pace for the rest of the trip. When I stopped for gas I popped the hood and things appeared to be normal and with plenty of power steering fluid.

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Sonata NF (2006-10) :: 2009 - Power Steering Turned Off While Driving?

I'm having a serious problem with my 2-year old 09 Sonata....

It happened for the third time: after driving for a couple minutes, numerous dashboard signals flared up and my power steering suddenly seemed to turn off - all in the middle of driving. The first two times I took the car in, they found problems. One of the malfunctioning components was the timing belt, and they replaced it for us. After the third time, however, they couldn't find any problems and my car was deemed "perfectly normal." They didn't do anything for us.

Now, I'm left with a 'normal car' that I know will show the same problem sooner or later.. maybe in a more dangerous situation than the previous 3.

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Sonata NF (2006-10) :: Power Steering Locks Up When Come To A Stop After Long Freeway Driving

I'm driving a 2006 4cyl LX Sonata. Just started past 3 months. Intermittently and usually after long freeway driving, the pwr steering locks-up as I come to a stop. Example is driving off the freeway via a ramp and stopping . Steering breaks loose if I apply pressure and goes back to normal. Fluid has been checked for level but not replaced.

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Sonata NF (2006-10) :: Occasional Power Steering Loss Right After Slowing Down From Highway Speed

My 2006 Sonata V6 (88k miles) has an occasional power steering loss. It has only been noticed right after slowing down from highway speed. Total loss for a few seconds then comes back. No dash lights or noises, just cant steer - then can. Did all required maint. until 60k then just oil changes by me. Have read other forums about fluid flush, but that was for noise and I don't have any noise. This has happened with and without the Electronic Stability Control turned on. Other than that, runs great. MPG is about 25 or so (wish was 30 or so).

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Sonata NF (2006-10) :: Rough Idle - Codes For Power Steering Pressure Sensor

My car has had a rough idle (no MIL). Scanned for codes and got the following:

P0552 - Power Steering Pressure Sensor - Low

P0553 - Power Steering Pressure Sensor - High

I'm picking up the part at the dealer this afternoon. I printed out a diagram of the component location, and it looks to be easily accessible.

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Sonata NF (2006-10) :: Intermittent Rough Idle Caused By Power Steering Sensor Switch

I've been experiencing an annoying intermittent condition on my '07 Sonata (Lambda V6). I wanted to share this in case any of you are experiencing intermittent rough idle complaints in your Sonata (4G) as well. I was finally able to get it into the dealership during the malfunction; in my case, the MIL never lit. Here are the symptoms: ONLY after being fully warmed up, when coming to a full stop, or using just idle speed to, for example, pull into a parking space, or inch up to a stoplight, I would experience a very rough idle (I could hear the engine sputtering with the window down), see the RPM gauge bouncing, and feel the vehicle going "putt-putt-putt" as it tried to keep running under what seemed to be a misfire or too much load. The problem occurred more noticeably with the A/C off but still did occur with it on as well. While exhibiting this problem, acceleration from a stop gave a slight hesitation as well, but once going faster than 1,000RPMs, the problem went away totally. I thought it must have been my imagination until one day, I pulled up in front of a glass window and could see the reflection of my car lurching forward as it struggled to keep idling. Getting it to the dealership while it was behaving badly was the hardest part.

Once I got there, I got a tech to ride with me and finally, after 3 visits to the dealership, someone else witnessed the problem. Up until now, I've been asking people, "Do you feel/hear that?" "Huh?" I digress... The tech immediately said he thought it was a power steering issue and he thought there was an upcoming bulletin on it. I was sure he was wrong, I was thinking it had to be the spark plugs, wires, MAF, or TPS.

After getting the part in for me (Power Steering Sensor Switch) they put it in today and my vehicle is just as new again. It was never a serious issue, but was rather embarrassing to try and show off my Sonata and have it stutter and sputter like that it idle.

This part is complete speculation; maybe a more knowledgeable person can jump in here and correct any logical errors: Apparently, there is a switch in the Power Steering Unit that detects highway speeds versus slower speeds. When vehicle speed is above a certain limit, the power steering pump is either turned off or "turned way down" (so people get the stiffer feel of the wheel at highway speeds). When the vehicle slows down to idle (to be detected by this switch), the vehicle expects the power steering pump will draw full power from the engine and needs to have a slightly higher idle speed to compensate for the load. My switch was malfunctioning; it was not registering to the ECM that the power steering pump was under load when it actually was; the vehicle then did not bump up the idle speed appropriately, and thus, the rough idle and hesitation.

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Ford Super Duty (1999-2016) :: Power Steering - Louder Whine Or Squeak When Hit A Large Bump Turning

I am a recent new owner of an 06 f350 Powerstroke. Steering Box developed a leak so I decided to replace the box and go ahead and do the pump and hoses while at it. Pump would make some noise so i figured I'd just do it all and be done with it or so I thought. The job was a pain, much harder than the pump and boxes i've done on the older 7.3 powerstroke.

Anyways, used all OEM components (pump was a rebuilt rotorcraft, can't buy new anymore) and everything seemed great for about a day. I tried to bleed the air out per standard practice of turning the wheels with the truck off the ground. At startup and during the first day it had almost no noise at all and the steering felt much easier than the old pump.

Then the pump started to develop the standard annoying ford power steering whine that I hear all the time. Drove it over the weekend on a 160 mile trip and the noise just kept getting worse. As of tonight I can't turn the wheel if the truck is stopped even with my foot off the brakes.

I used synthetic ATF for fluid and there is absolutely no foam or aeration in the reservoir. Good news is I don't have any leaks but the bad is I now don't have power steering. It does make a much louder whine or squeak when I hit a large bump turning, I guess that's just the sound of the pump being stressed more. I am guessing the pump just crapped out but before I do it all over again.

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Sonata I45 (YF - 2011+) :: Hammering Sound Getting Louder With Speed

This is my 2011 2.4L Hyundai Sonata with around 78,000 miles(no warranty). For the past two days car wasn't accelerating as it used to and all of a sudden today it started to produce hammering sound. Sounds gets loud with speed. Gears are switching like normal. There is a warning signal also that is attached in the picture below.

[URL] ....

I want to know where is the sound coming from? Should i fill any oil? If so what brand and where is the nozzle located.

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Sonata NF (2006-10) :: Vibration In Steering Wheel At Around 50-70 Km/h

I recently had new rims and winter tires installed on my 2007 Hyundai Sonata 4Cyl from Walmart. When I left I noticed I had a vibration in the steering wheel at around 50-70 km/h so I took it back the next day and got them rebalanced. After the rebalancing I asked the tech. if it was off and he did say they were just a little bit off.

I took it out for a drive and the vibration is gone from 50-70km/h, now it is vibrating from 70-120km/h. I was about to take it back for another balancing, but as I was driving home today and had the car on cruise control and cruising at about 110-120km/h I noticed the vibration would go away sometimes to virtually nothing, then come back with very noticeable vibration.

So now I am beginning to think it has nothing to do with the balancing of the wheels but maybe something in my suspension. I am getting some clunking sounds when I hit bumps and you can feel it through the drivers floor, pedals and steering wheel. I had friends tell me that it may be a tie rod end or strut mounts.

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