Sonata I45 (YF - 2011+) :: Immobilizer Indicator Flashing When Start Button Pushed

2011 Sonata Se. Keyless fob will not unlock car or open trunk. Brake lights and overhead lights are all that will light. Immobilizer indicator flashes yellow when start button is pushed with brake depressed, car does not even attempt to start.

Putting fob in console will also cause the Immobilizer light to flash, no start up. Holding start button with foot on brake for a minute does nothing.

Owner's manual says call dealer. Car battery is 1 year old and 2 fobs have new batteries, and neither will work.

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Sonata NF (2006-10) :: Parking Lights Not Flashing On Remote Lock

I recently had some engine repairs done to my 2007 Sonata. When I got the car back, I found that when I hit the remote lock button, the parking lights no longer flash and the horn doesn't sound when hitting the lock button a second time. I am guessing when they disconnected the battery, maybe it turned off the feature. Is there any way to reset the feature without having to go to the dealer?

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Sonata I45 (YF - 2011+) :: Hazard Lights / Horn Feedback Not Working When Locking Car

I have a 2011 sonata gls. Today I noticed when locking the car with the remote keyless entry, the hazard lights don't blink, and also no horn feedback when the remote is pressed twice within 4 seconds. I checked all settings in the display and horn feedback is set to "on". The unlock on the fob works fine, the hazard lights do blink for that. I know this is not a serious issue, just used to hearing and seeing the doors lock. What to look for to fix this?

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Sonata I45 (YF - 2011+) :: Lights Blinking On And Off After Locking Doors Using Remote

I have a Hyundai Sonata 2011 all was fine until a couple days ago when I lock the doors using the remote I hear it click then in 20 minutes later the lights are blinking on and off. I use the remote to lock the doors again and the same thing happens. I replaced the battery in the remote , I also had the battery in the car checked. What could be triggering the lights to keep blinking ?

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Sonata I45 (YF - 2011+) :: Clock / Courtesy Lights And Remote Unlock Not Working

Today while driving my clock/temp went out. After I parked, my remote lock/unlock was not working. At first I thought it was a battery issue in my key fob but then remembered the clock going out earlier while driving. Then it dawned on me that a fuse must have gone out. I checked to see which one was the clock fuse (third one over from the left on the top row, 10A) and saw that my add-a-fuse was in that exact slot that powers my interior LED's. I removed it and put in the original low profile 10A fuse to diagnose if this was the issue and the clock did not come back on. I tried several different fuses with no success. My first question is, what could have been damaged since evidently it is not a fuse? Second, could this be an issue that is not covered if I tell them an add-a-fuse was in there? Obviously I will just not mention it and remove it but what could be the issue here?

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Sonata I45 (YF - 2011+) :: Traction Control Light Stuck On / Brake And ABS Lights Intermittently Flashing

I am the owner of a 2011 Hyundai Sonata GLS. It has approx 35,700mi to date.

Ive been apart of the forum for quite some time now. Ive been having an issue for a couple of months now with my Traction Control light being stuck on and intermittent flashes of the Brake light (as if parking brake were engaged) and ABS Lights simultaneously.

I'VE ALREADY HAD THE BRAKE SWITCH FAILURE RECALL PERFORMED. When i was having problems shifting and with my cruise control.

This all started this past winter during a bad snow and ice storm we had here in St. Louis, MO. I was on my way to work and the roads were slick with ice and snow. I was traveling no more than 15-20mph on a freeway and as i was approaching a light it suddenly changed to red and i had to slam on my brakes and make a swift right turn in order to avoid hitting anyone in the intersection. Ever since that moment, I've been stuck with these lights on in my dash.

Let me start this by saying I've done a couple of mods to my car. Hids, aftermarket remote start (professionally), aftermarket stereo, amps, new speakers all around, led lights inside, cup holder mod and led tail lights. That's all of my electrical mods.

Ive taken my car to the dealer several times for this problem. They tried hooking my car up to their code machine and they said the car wasn't communicating with machine and it was the first time they've seen something like this before.

They tried pinning the problem on my alarm and stereo. (as they usually do) They said it was a corroded ground. The dealer cleaned that up and said that fixed the problem. In actuality, it didnt. The issue still was there.

Ive had both the alarm and stereo removed to see if this were the cause my issues. NO...the problem still exists.

Here's a pic ....

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Elantra MD (2010-15) :: Remote Key Entry Does Not Activate Lights Or Horn

I have the 2012 elantra and since my last oil change at the dealer, when I lock the cars with the remote the horn and light don't activate like it use to. I read the manual and it says to hold down the lock and unlock buttons but still doesn't work.

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Prius V :: 2013 Parked In Garage - Lights Started Flashing And Horn Went Off

We have a 2013 Prius v two that is 5 months old. It has NO alarm system. This morning while sitting in our garage the car sounded as if a car alarm went off. The lights started flashing and the horn went off and on for 10 seconds or so. This happened three times over a period of 2 hours. There is no car alarm in this car.

I turned on the car to see if there were any error messages. We are coming up on the 5000 mile maintenance and the indicator for that was on. There were no error messages.

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Subaru - Forester :: Horn Starts Honking And Lights Flashing Spontaneously

My car horn starts honking and the lights start flashing, spontaneously. The neighbors are going to kill me if I don't die of sleep deprivation first. The problem started a few minutes after 6 a.m. yesterday, and stopped when I turned the car on I left the car running in the driveway (illegally) and then cut it off after about 30 minutes, and all was quiet until around 8:45 a.m., when it started again. The only way I can get it to stop is to press the UNLOCK button on the car's remote; but that doesn't make it quit for good, sometimes only makes it quit for a few seconds.

Anyway, I drove the car to work and it was nice and quiet all day. (I went by the mechanic's on the way to work and had to set an appt. for Monday but I don't think I can stand it until then. This morning the honking/flashing began at 1:52 a.m. I pushed the remote. It stopped until 2:08. It kind of went like that until I finally started up the car. It is now emitting carbon and I am a zombie. What can I disable or override until a mechanic can take care of this? Is it a mechanical problem? A goofed-up sensor? Is this tied to a computer chip problem?

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Ford F-150 (2004-2008) :: Horn Blows And Lights Starts Flashing

I have a 2007 F150 Lariat with a 5.4 L engine. Bought it 6 weeks ago from the original owner. Has 50,000 miles on it. He had a Ford command start installed when it was new, and received a new key FOB at that time. When I drive the vehicle, sometimes the horn will start blowing and the lights start flashing which to me, indicates the trucks security alarm is activated. The only way to make it stop, is to hit the unlock button on the key FOB. It also does it sometimes when it's not running and I open a door. Previous owner had same problem so he disconnected the horn!!?!

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Passat (B6) :: Horn Is Sounding A Bit Muffled?

Where the horn is mounted on 2.0T? The regular "honk" horn, not the separate alarm horn. Horn is sounding a bit muffled and I wanted to check for a loose bracket or debris/wet leaves, etc. I took a quick look and couldn't spot it.

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Sonata I45 (YF - 2011+) :: Horn Like Sound That Goes Off Periodically

Is it possibly related to the blind spot detection system. I have had this happen to me once at an intersection (no lane change) and I thought someone was blowing their horn at me. My wife has had it happen on several occasions (never lane changes). This morning she was leaving he shopping mall at a stop sign and a car was coming down the cross street towards her (but not close) and there was this mysterious horn sound. I remember the salesman saying something about a warning sound when backing out of a parking space if a car was coming at you.

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Volkswagen - Passat :: Vehicle Started Locking Itself And Horn Sounding Spontaneously

A couple months ago my VW Passat started locking itself and sounding the horn spontaneously, and now it is rolling down the windows randomly as well. My key isn't in the ignition when this happens. I got locked out once which was annoying, but now the windows rolling down make it a security issue and I really don't want the windows down in a parking lot during the next snowstorm. The heater quit working last week, too.

The car is only 2 years old and the dealership said they can fix the heater but they aren't sure what would be wrong with the spontaneous horn/window/locking problems.

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Sonata I45 (YF - 2011+) :: How To Program New Remote

We lost one of the cars remotes, I found online few sellers that sell remote (exact as well as cheaper simpler ones). Is there a way to program it at home without the paid support of the dealer ....

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Ford Excursion :: Horn Started Sounding On Its Own / Cruise Control Stopped Working

I have a 2005 Excursion 6.0 ... .. A few months back the horn started sounding on its' own in the night, so I pulled the fuse... .. Then the Cruise Control stopped working. I have googled references to clockspring failure and these problems... ..

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Toyota - Tacoma - Relay :: Horn Sounding After Truck Turned Off For Extended Period Of Time

My wife had the misfortune of the horn sounding each time the signal was turned on. Solved problem by not using signal... However, the horn still went off after the truck had been turned off for an extended period of time (long enough for her to leave and not hear the horn until returning a couple hours later). She was able to stop the horn by placing the vehicle in neutral (manual transmission). I have not been able to reproduce the problem. I thought it may be the "relay integration", but after removing this from the vehicle the signal does not work, but the horn still works. Is there a relay, switch, etc. that controls both of these devices?

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Sonata I45 (YF - 2011+) :: Remote Start / Run For A Few Seconds Then Shut Off

I installed a factory remote start system on my 2011 sonata. the car will start run for a few seconds then shut off and the start sequence begins again this happens over and over until I unlock the door and add pressure to the brake pedal.

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Sonata I45 (YF - 2011+) :: 2013 - Remote Not Turning Off Engine

Remote App will not turn engine off, just start it. How Dumb is this to design car to remote start but Not Remote Turn Off???

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Sonata I45 (YF - 2011+) :: 2013 - Remote Start Won't Work

I bought my 2013 Sonata GLS back in October w/ 15k miles on it. For Christmas, I got an OEM Hyundai remote start (part # 3S056-ADU02). I took it to a local parts shop to get it installed. Turns out, I needed the jumper harness so I ordered that and they installed it today.

Now for the bad part - everything is installed, and the remote works fine. However, when I go to start the car, it stays started for 2 seconds, beeps, and cuts off and tries several times before giving up. The audio shop said to take it to the dealer to get it programmed, but I took it there and they said it would be $150 to program it. BUT they don't know if that's the problem or not. I've went through the forums and I see nothing about programming. I have found posts with problems similar to mine, but I can't find an answer. Why would it need programmed if everything else on the remote works? How can I make it stay started?

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