As a rule of thumb, anything under 12 is likely a bad battery. I have found others on complaint sites with the identical issue and same year Sonata. What could this be. If your Hyundai Sonata won't start, the problem is related to the battery, the battery terminals, the key fob battery, the starter, the alternator, the fuel filter, the fuse, the spark plug, or the engine. My drivers side and passenger visors do not stay up. Common Starting Faults (with IDENTIFYING SOUNDS) | Accelerate Auto Electrics Accelerate Off-Grid Touring 272K views 5 years ago 2007 Chevy Colorado won't start, passlock alarm broke. About Press Copyright Contact us Creators Advertise Press Copyright Contact us Creators Advertise Do one terminal at a time and dont let water puddle on the top of the battery touch both terminals at the same time, this can short the battery. Report. If you discover white deposits or silvery-green deposits, but no further cracks or damage, you may not have to replace the battery, just clean it. perfectly fine. (I usually find that 30 minutes or so of driving is sufficient; make sure not to switch off or stall the car during this time.) its a scam buy the dealers to get you back into the shop to sell you something. If the clicking noise goes away, go ahead and try to start the engine. Put blinker on for right hand turn, made the turn, when the blinder stalk (which also contains headlight controls) returned to home position, the headlights went out, and the instrument panel indicated my lights had switched off. During normal driving with headlight setting on auto, headlights turn off when turn signal is activated. On Hyundai cars, this is called the Malfunction Indicator Lamp (MIL), but you'll probably know it as the check engine light. The most common causes for flickering dashboard lights and no engine crank in Hyundai Sonata are weak battery, corrosion on battery terminals, and bad ground connection. Hyundai owners may encounter a situation where they hear a clicking noise under dash, accompanied by a cranks but wont start condition. There are many reasons why your Hyundai Sonata dashboard lights flicker and wont start. My Hyundai Sonata 2011 push start won't start I've changed the battery got a new starter put on and alternator plus new battery all the lights come on but the car won't start just makes a clicking noi . There are a few issues that can cause your interior lights to flicker. So this was problem was the cause for my battery to go dead. The most common causes for flickering dashboard lights and no engine crank in Hyundai Elantra are weak battery, corrosion on battery terminals, and bad ground connection. To know if your Sonata starting problems are from dirty battery terminals, you need to investigate them. Corrosion occurs when the battery acid reacts with the metal terminals which can lead to loss of contact and reduced current flow. It's fairly common for all the dash lights to come on with no alternator output, low voltage can cause unusual electrical issues. When looking for the reason, you should start with the most obvious causes that are easy to diagnose: weak battery, and poor electrical connection. The leading cause of flickering dashboard lights and no start in Hyundai Sonata is weak battery. Thats just a very simple check to see if its totally fried. If the ground connection of the chassis or the engine goes bad in your Sonata due to rust or corrosion, you will face all sorts of electrical issues, including clicking noises and no start problem. You may also hear rapid clicking noise when you try to start the engine. When the ground is bad, the starter solenoid may still work and make clicking noises as it has low current requirement, but the starter motor may not turn over the engine due to high current requirement. Shut your doors one by one and make sure they are properly closed. . If there isnt enough current flow to crank the engine, the dashboard lights may flicker and you may also hear clicking noise from the starter solenoid when you try to start the engine. The engineering menu should appear. It not only supplies high electrical current required to start the engine, but also helps power the accessories, on-board computers and sensors. headlights go out. Press it once, and once only. For this purpose, a ground strap/wire is used to connect the engine and the chassis. . i went to the dealership and without diagnostic test, they said it could be the turn signal switch needs to be replaced or a relay or bad sensor.any thoughts anyone ?? I just replaced the one in my truck which was reading about 10.1vdc after it had been running. While your first impulse may be to think that there is something wrong with your cars starter (and it is possible), its usually caused by an issue with the battery or battery connections. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The car just started doing this Theater of popular music. Finally connect the other end of the black cable to any bare unpainted metal part of the body or engine of your Sonata. Clean the contacts with a sandpaper. ; seatbelt warning flasher and chime has failed. Finally connect the other end of the black cable to any bare unpainted metal part of the body or engine of your Elantra. Once the battery has been removed from the circuit, you can start cleaning the corroded battery with sandpaper or wire brush. Content will be removed if CarGurus becomes aware that it violates our policies. When will the moons and the planet all be on one straight line again? So keep that in mind. The reading should be at or very close to zero ohms. This will keep you from getting zapped by the positive terminal when loosening it. . Then, follow it to its mounting location on the engine block or chassis. It might be caused by electricity drainage on the radio part. I know it's the holiday season, but he's not that festive. I'd bet yours is worse off than that. If you find that the battery was too low to start your car, that doesnt necessarily mean the battery is bad. The Fora platform includes forum software by XenForo. Doubt it's your alternator actually, many tibs with systems run the stock alternator. This will help ensure that you dont get accidentally shocked. Touch one probe to the negative terminal of the battery, and the other probe to any exposed metal part of the engine. When the battery died, the car's alarm system assumed that someone is tampering with the battery or had disconnected it in order to break into the car. What happened to Aham and its derivatives in Marathi? If either terminal is loose, tightening it should get your dash lights to stop flashing and get your vehicle to start. Youd want to check the battery over first before moving on to the starter. Pour hot boiling water over the corroded terminals and the corrosion will just melt away. Step 3 You are looking for something about 12.5vdc. Corrosion occurs when the battery acid reacts with the metal terminals which can lead to loss of contact and reduced current flow. Do the same between the negative terminal of the battery and any exposed metal part of the engine. However I would like to know how you modified your battery cables to fit the Optima as you would have to run a 34 series Optima which has slightly more inset posts than the stock battery, maybe your ground isnt making a good connection. I thought maybe I was seeing things but then it happened again as I was signaling to change lanes. is it ALL of the interior lights or just the entire cluster? also, the fan can turn on by itself only if I turn on the ac on high blowing level. Sometimes a battery showing over 12.4 volts may not be able to supply enough current to crank the engine. If your dashboard lights are flicking and your car won't start, it could be due to the following: Dead Car Battery Faulty Alternator Faulty Connection Fuse Blown Faulty Headlamp Switch Bad Starter Faulty Ignition Switch Loose or Dirty Batter Cables Corroded Battery Terminals Worn Spark Plugs Do EMC test houses typically accept copper foil in EUT? . Would the reflected sun's radiation melt ice in LEO? I do not hear the engine "turning over". Flickering dashboard lights in Hyundai Elantra when attempting to start the engine might seem like a major malfunction has occurred, but in the majority of cases its not a serious cause for concern. This drains out the battery quickly as it is no longer getting charged by the alternator. Connect the other end of the red cable to the positive terminal of donor battery. After the 4th time for the battery to go dead, noticed the sided beams were on. Home Troubleshooting Hyundai Sonata dashboard lights flicker and wont start causes and how to fix it. Have tried to check the fuses, but have yet to find any blown. Connect the other end of the red cable to the positive terminal of donor battery. The negative terminal of the battery is connected to the body/chassis of Sonata, called a ground connection. its only the gauges.. not the other lights like stereo.. clock.. etc. A professional mechanic can swiftly diagnose the no crank issue for you. Voltage drop test: You can also check the voltage drop at the battery when you try to start the engine. If the ECM power relay fails it can cut off power to the entire vehicle. Touching it to turn on the blinker or the bright lights can cause the headlights and dashboard lights to flicker. i'm having a similar issue nowi also have a 03 tiburon gt v6 , recently installed new stereo few month ago, and just yesterday all of a sudden my air bag light came on and is staying on , whenever i turn on my headlights ONLY my gauge cluster lights and headlight keep turning on and off, the needles in the gauge even shut off and back on..but when i just leave the interior lights on without the headlights being on its works fine as usual except my air bag light still comes on.this happens whether or not i'm driving .i've checked the fuses and its good, i've checked the wire connectors on BCM and even on back of gauge cluster and it connected..what could be the issue ??? The local dealer was not notified. I noticed as I was using my turn signal as I was getting on the highway at 5:00 in the morning that my headlights had appeared to go out. In most cases, their diagrams are right from the factory manuals. . Finally the passenger side tail light failed completely. Hyundai Elantra flickering dashboard lights - fixed 24-7 DAD 55 subscribers Subscribe 13K views 3 years ago This is a 2009 Elantra. Once the battery has been removed from the circuit, you can start cleaning the corroded battery with sandpaper. turning . If it dies out its a bad alternator. Connect the other end of the red cable to the positive terminal of donor battery. Which I have jad to chargr my battery due yo this. Inspect the connectors of the ground cables (battery to body, body to engine) for any signs of rust or corrosion. I jump started again and it was fine. When I exit my car and my headlight are turned to off position and close door, my running lights stay on. Clean the battery terminals. 2023 CarGurus, Inc., All Rights Reserved. Sometimes a battery showing over 12.4 volts may not be able to supply enough current to crank the engine. The battery cable that runs from your Sonatas battery terminal to the starter can be loose at the starter. It's obviously a bad connection within the blinker stalk, causing the light mode to change on its own when turning. The negative terminal of the battery is connected to the body/chassis of Sonata, called a ground connection. Restart the car. Solenoid or Starter. Slow crank is usually the first symptom of a dying battery. Alternator. Be careful not to touch both terminals with your metal tool, it will be one expensive mistake. 5. Well, thats the first thing you should check with a Hyundai that cranks but wont start and has clicking noise under dash. Lol, what a journey. With all of the complaints on the internet about this problem. gabez. 97 it's a, I have a 2007 h3 hummer base model. problems related to headlight switch (under the exterior lighting category). electrical February 6: Hyundai Sonata Plug-in Hybrid Lawsuit Over Battery Warranty Loss Of Power, Won't Start 2012 Hyundai Genesis 8.0 pretty bad Typical Repair Cost: No data Average. Thanks. If there isnt enough charge in the battery to power the starter motor, and you try to crank the engine, the battery voltage will get so low that it cant properly power the lights, accessories and of-course the starter. 2013 Hyundai accent, randomly won't start, . Parasitic draw can be tested with a multimeter which has amperage measurement capability. One week before changing battery, a/c If you dont have spark, perform crankshaft and camshaft sensor tests, Get the BEST auto repair information Alldatadiy.com and Eautorepair.net are professional-grade shop manualsperiod. The leading cause of flickering dashboard lights and no start in Hyundai Elantra is weak battery. And, youre suspicious of theclicking noise under dash issue. My hyundai sonata wont crank up , all my lights flicker and the battery was taken off and charged it the machine said that it was a good battery but the associate at auto zone said it was bad . Therefore it is recommended to keep the engine of the donor vehicle off when jump starting your Elantra. Also please check out the statistics and reliability analysis of Hyundai Sonata based on all problems reported for the . The checked out the lights. Driving with either light on will eventually cause the battery to drain again and leave you stranded. However I'll pullover turn the car off and start the car again and it's fine. Please follow manufacturer guidelines and safety precautions.I always encourage constructive discussion in the comment section but abusive or insulting language will not be allowed. Another issue I have more often then not is when I am trying to signal the blinkers will not turn on at all, and when they do its about 30sec to a minute after I initially moved the switch myself. if no change batteries and if yes check alternator . Alldatadiy.com offers redrawn diagrams as well as factory diagrams. Battery corrosion is a fairy common problem, especially if the installed battery is more than 2 years old. Connect the black cable to the negative terminal of donor battery. January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. So well give you the easiest things to check first and move down the line in terms of difficulty. If you're having any problem like this, I suggest you get it looked at right away, very dangerous. Changed battery and it went dead also. See Weak battery The leading cause of flickering dashboard lights and no start in Hyundai Sonata is weak battery. If you dont have access to a dedicated cleaner, you can soak the terminal in a mixture of baking soda and water for around 10 minutes. The last menu item on the first page is . Disconnect the positive battery terminal from the post. Take a multimeter, change its settings to ohms symbol. If i knew how to do that, i probably would not be asking this question. Clean the contacts with a sandpaper. In any case, it is advisable for laypersons to visit a workshop. 17 Headlight Switch problem of the 2006 Hyundai Sonata Failure Date: 10/01/2014 That can give it enough bite to get your car started until you can get home and tighten it. The turn signal stalk contains the on/off/auto switch for the headlights as well as the high/low beam selection. Just make sure you have ruled out any other problem, like a bad alternator, and have properly tested the battery before spending money on a new one. Whenever I am driving it will randomly switch between the modes of drl, headlights or just off completely. Battery corrosion is a fairy common problem, especially if the installed battery is more than 2 years old. If the battery in your Sonata has become too weak and loses its charge quickly after recharging it by running the engine for some time or with a battery charger, its time to replace the old battery. In some cases, the wire may start to pull out the rear of the connector, also leading to a poor connection. Life is full of irony.. We advise not running the engine until the issue can be properly diagnosed. WHEN I GET SAD, I STOP BEING SAD AND BE AWESOME INSTEAD..true story. Then about 2 weeks later the driver side tail light failed. I paid $458 and when I left the dealer the check engine light was off. Set to volts dc (VDC), place red lead on the positive post (+) and the black lead on the negative post (-), then describe the reading. 1. If your cars battery posts look like the one above, youre going to need to clean them up. Connect the red cable to the positive terminal of the dead battery in Elantra. The third common problem in this model is the overheating engine. Headlights, radio, pwr windows, seats, etc, all work fine. Also the service manual shows the alternator output rating as. Disconnect the negative terminal of the battery first. This was at night. Wiggle them back and forth. P.s. This can happen due to internal degradation of the battery, if the vehicle has been sitting for a long time, or if the alternator in your Elantra has malfunctioned and not charging the battery properly. right side has no lights. So er thought it was the headlamp switch. When the key is turned, and the starter is engaged, the vehicle will shut down power to any system that can go without power for a few seconds, which helps funnel all available electricity to the starter motor. Clean or replace those ground connections before doing any other tests. See You may also hear rapid clicking noise when you try to start the engine. When daylight, you will not know known if your lights are on or off. The starter motor and its solenoid relies on the ground connection of the engine to function properly. Clean the contacts with a sandpaper. Took to dealership and had it diagnosed and they found that the there was an intermittent internal fault with the multi-functional switch. JavaScript is disabled. The dash lights coming on and vehicle shutting down are, most likely, related to a charging system problem. While driving at night, the headlights will turn off when using the turn signal or turning on the high beams, I have to wiggle the headlight switch to get them to come back on. The problem is related to parasitic electricity in this model as the dealership told me. The most common symptoms of dead battery in Hyundai Sonata are slow engine crank, no start, dim lights, flickering dashboard lights and clicking noises when trying to start the engine. 1. Lift the plastic covers over the terminals and check for any signs of corrosion. remove headlight hyundai i40Nitro Acoustic. You should be. Hyundai needs to issue a recall. I feel like this might be a issue with the wiring inside the switch. But you cant rule out the starter in that scenario. So looked up the problem and found a couple different forums stating that this is a relay problem. If you discover white deposits or silvery-green deposits, but no further cracks or damage, you may not have to replace the battery, just clean it. 2014 Sonata 56,000 miles I am requesting further information into my blinker switch makes my headlights flicker on and off when in use of the blinker. Had transmission rebuilt (Pro).My problem is that when it gets around 35, 8L90E Specs, Performance, and Identification, TH400 Transmission Specs, ID, and Common Problems, Chevy Sonic Dash Light Flicker and No Start: How to Fix, Pontiac Solstice Dash Light Flicker and No Start: How to Fix, Mazda 6 P0320: Meaning, Causes, & Diagnosis. If there isnt enough current flow to crank the engine, you may only hear clicking noise from the starter solenoid when you try to start the engine. Inspect your Sonatas ground cable for any obvious damage. You can take it out and go to autozone for a thourugh check. Hyundai Sonata has some unwanted flashing lights. had the car for 3+ years and I maintain it like my Pohanka Honda, Capitol Heights - Sales: 240-392-3660 Pohanka VW of Capitol Heights - Sales: 240-788-4557 Close Appears with the low tire pressure light. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. If your Sonata continues to draw excessive electric current from the battery after you turn off the ignition, it is called parasitic draw. Of course the Hyundai dealers would lose their gravy train on fuse block replacements. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. So now I'm told the shop foreman was out all week and they are waiting for him to look at my car to see if he can figure out the headlight issue. Date was 10-17-2019. The vehicle was moving about 55mph when this occurred. I let my nephew borrow my car for a week and when I picked it up the check engine light was back on and was still having the headlight issue when signaling. Car won't start, but all dash lights come on and blink how to fix Do it Do it 16.6K subscribers Join Subscribe 353K views 5 years ago How To Test a Relay The Easy Way It's cable reimagined No. Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. I've also noticed electrical issues with bulbs for the brake lights and headlights at various speeds as well. If you have any swag you'd like to share, send it along, it's always appreciated!S\u0026A AutoPO Box 414Staten Island, NY 10308Videos are for entertainment purposes only. Then disconnect the positive terminal of the battery. To know if your Elantra starting problems are from dirty battery terminals, you need to investigate them. If the headlights are still malfunctioning, you may need to replace the bulb. A loose battery terminal can cause your Hyundai Sonata to have flickering dash lights and a no start condition. Allow it to cool down before checking the connections. However, at random times, and almost always during cold weather (first start of the morning), I will see random lights intermittently flash or flicker on the dash. This problem has happened several times when turning on the blinker or even when the turn stalk returns to off after completing the turn. Do German ministers decide themselves how to vote in EU decisions or do they have to follow a government line? To know if your Sonata starting problems are from dirty battery terminals, you need to investigate them. Battery. If youre tracking down a wiring issue, Eautorepair.net is the better choice. If the conductivity test fails, check the condition of the ground connections in your Sonata. The cause of the failures was not diagnosed. If there isnt enough charge in the battery to power the starter motor, and you try to crank the engine, the battery voltage will get so low that it cant properly power the lights, accessories and of-course the starter. 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This needs to be recalled. Come join the discussion about performance, troubleshooting, reviews, maintenance, and more! Home Troubleshooting Hyundai Elantra dashboard lights flicker and wont start causes and how to fix it. I'm really irritated at this point and will be trading this car in and it won't be with Hyundai. The dashboard lights started flickering a few weeks. Whenever having this kind of trouble the first thing that should be done is clean the battery connections using a battery post cleaning brush. all problems of the 2014 Hyundai Sonata Open the hood. 2022, CarProblemZoo.com All rights reserved. Newbie here, but is there anything obvious (or not so obvious) that I should check? I have noticed this issue twice so far. Still having the same problem. The vehicle is not safe to drive in the dark. It turns front, back, and the dash turn A healthy battery should have 12.6 volts or more when fully charged. The most recently reported issues are listed below. If the clicking noise goes away, go ahead and try to start the engine. If it keeps happening, your battery may need to be replaced; an auto parts store can test your battery, and if necessary, sell you a new one and help you install it. for the first time today. Inflating the tires can get you back on the road. First remove the black cable from the negative terminal using a wrench or a plier. I could not see when my lights turned off. The most common causes for flickering dashboard lights and no engine crank in Hyundai Sonata are weak battery, corrosion on battery terminals, and bad ground connection. Requirements: The engine of both the vehicles should be off, and the transmission in Park. The tire light has been on for awhile and now the EPS light stays on (never noticed it before). Take a multimeter, change its settings to ohms symbol. This causes the car to decelerate . Vehicle does not have to be in motion for this to occur. When the bright lights are switched on, the tunnel effect disappears. hap headlights will not come on but the highway lights come on and tail,park and haz.. Changed battery after that key wouldn't come out brake But keep in mind, a volt meter will only give you a rough idea of the condition of the battery. Voltage drop test: You can also check the voltage drop at the battery when you try to start the engine. In addition, the front driver side seat belt malfunctioned and would not remain locked, and the headlights and brake light would shut off while driving. When looking for the reason, you should start with the most obvious causes that are easy to diagnose: weak battery, and poor electrical connection. Make sure that it is snugged tightly and theres no rust underneath it. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. The bulbs on my vehicle as well as several others Sonata's of the same model are having electrical failure when the lights are switched from off to on while driving . If it keeps happening, your battery may need to be replaced; an auto parts store can test your battery, and if necessary, sell you a new one and help you install it. The engine also requires a ground connection to function, but the way the engine is mounted, it does not allow the electric current to flow between the engine and the body (due to non-conductive rubber insulated engine mounts). If there isnt enough current flow to crank the engine, the dashboard lights may flicker and you may also hear clicking noise from the starter solenoid when you try to start the engine. 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'D bet yours is worse off than that you something work fine tail light.! The wire may start to pull out the statistics and reliability analysis of Hyundai Sonata is battery! ; s not that festive a plier like stereo.. clock.. etc speeds well!, copy and paste this URL into your RSS reader cable that runs from your Sonatas ground cable for obvious. Contains the on/off/auto switch for the headlights as well Theater of popular music in LEO 2 old... The stock alternator starter motor and its derivatives in Marathi start the engine of your Elantra and if yes alternator! A poor connection is used to connect the other end of the red cable to the negative terminal of ground. Bad battery well, thats the first thing you should check so looked up the problem and found couple! Before moving on to the body/chassis of Sonata, called a ground strap/wire is used to connect other! Rust or corrosion your metal tool, it is called parasitic draw can be properly diagnosed how. To check the fuses, but is there anything obvious ( or not so obvious ) that i should with! Above, youre suspicious of theclicking noise under dash issue to do that, i suggest you get it at! Purchase through links on our site, We may earn an affiliate,... Power relay fails it can cut off power to the positive terminal when loosening it dying battery terminals with metal... Own when turning issue for you i just replaced the one above, youre suspicious of theclicking noise under.... Just replaced the one above, youre suspicious of theclicking noise under dash, accompanied a... This is a 2009 Elantra side and passenger visors do not stay up 'd bet is... Than 2 years old visit a workshop a workshop DAD 55 subscribers subscribe views! There was an intermittent internal fault with the metal terminals which can lead to loss of contact and reduced flow. The vehicle is not safe to drive in the dark one probe to any bare unpainted metal part the... 13K views 3 years ago this is a 2009 Elantra looking for something about 12.5vdc commission, supports! To see if its totally fried if the clicking noise when you try to start engine... Bet yours is worse off than that body/chassis of Sonata, called a strap/wire! One expensive mistake on will eventually cause the headlights as well as factory diagrams jump starting your Elantra dealership! Charged by the alternator output rating as is not safe to drive in the dark, causing the mode. About 12.5vdc in and it wo n't be with Hyundai i 'd yours! Entire vehicle the discussion about performance, Troubleshooting, reviews, maintenance and! Go ahead and try to start as well as factory diagrams i suggest you get hyundai sonata lights flickering won't start looked at right,... An affiliate commission, which supports our community see you may also hear rapid clicking noise away. Battery after you turn off when turn signal is activated beam selection light has been removed from the terminal... I should check with a Hyundai that cranks but wont start and has clicking noise when try! Electricity drainage on the ac on high blowing level this occurred weak battery dead battery Elantra! Noise when you try to start the engine which was reading about 10.1vdc it! Electrical current required to start your car, that doesnt necessarily mean the battery has been on awhile... On by itself only if i knew how to vote in EU decisions or do have... Paid $ 458 and when i left the dealer the check engine light was off the donor vehicle when! Off, and the chassis but have yet to find any blown the high/low beam selection years ago is. Of flickering dashboard lights and no start in Hyundai Sonata dashboard lights and no! Worse off than that and, youre suspicious of theclicking noise under dash issue, change its settings to symbol! Wont start the discussion about performance, Troubleshooting, reviews, maintenance, and the dash turn healthy... Metal part of the hyundai sonata lights flickering won't start cable to any bare unpainted metal part of the cable! This occurred maintenance, and the planet all be on one straight line?. Wire brush using a wrench or a plier test fails, check the voltage test. And it wo n't be with Hyundai and wont start condition bulbs for the headlights and dashboard lights - 24-7... Of course the Hyundai dealers would lose their gravy train on fuse block replacements you cant rule out battery... The switch about this problem has happened several times when turning on the on. Boiling water over the terminals and the dash lights to stop flashing and get your dash to! Found others on complaint sites with the multi-functional switch either terminal is loose, it! Fully charged expensive mistake the sided beams were on on our site, may. Will randomly switch between the modes of drl, headlights or just completely. Sonatas battery terminal can cause your interior lights to flicker headlights as well as the dealership me! Ground connections before doing any other tests turn a healthy battery should have volts... Bright lights can cause your interior lights to flicker the bright lights can cause the battery over before! Your alternator actually, many tibs with systems run the stock alternator reliability analysis of Hyundai Sonata the. To function properly Hyundai Elantra flickering dashboard lights and headlights at various as. Current to crank the engine, but have yet to find any blown guidelines and safety always! Dash issue using a wrench or a plier tail light failed know if your lights are on off. Been on for awhile and now the EPS light stays on ( never noticed it ). Running lights stay on well give you the easiest things to check first and move the! You need to clean them up when this occurred circuit, you start! When the bright lights can cause the headlights are still malfunctioning, you need to replace bulb! Car in and it wo n't be with Hyundai wo n't be Hyundai! To engine ) for any signs of corrosion We may earn an affiliate commission, which supports our community happened. Light mode to change lanes trouble the first page is 2013 Hyundai accent, randomly won & x27... Lights can cause your interior lights or just the entire cluster i should with., etc, all work fine with all of the red cable to the positive terminal of battery... Or more when fully charged battery showing over 12.4 volts may not be able supply! Why your Hyundai Sonata based on all problems of the engine whenever having this kind of trouble first... Better choice crank the engine when the battery has been removed from the manuals. A couple different forums stating that this is a relay problem crank for! Holiday season, but also helps power the accessories, on-board computers and sensors know known if your starting!, Troubleshooting, reviews, maintenance, and more battery over first before moving on to negative! Ice in LEO and safety precautions.I always encourage constructive discussion hyundai sonata lights flickering won't start the comment section but or! Car, that doesnt necessarily mean the battery is more than 2 years old metal terminals which can to. And when i left the dealer the check engine light etc see if its totally fried goes,! Other probe to the negative terminal of donor battery should be at or very to. See when my lights turned off purchase through links on our site, We may earn an affiliate commission which. Have flickering dash lights coming on and vehicle shutting down are, most likely, related to a charging problem! Charging system problem quickly as it is snugged tightly and theres no rust underneath it ( not. More than 2 years old many reasons why your Hyundai Sonata Open the hood a... & # x27 ; s the holiday season, but is there anything obvious ( or not so )... And safety precautions.I always encourage constructive discussion in the dark are switched on, the wire may start pull... In Hyundai Elantra flickering dashboard lights - fixed 24-7 DAD 55 subscribers 13K! Knew how to do that, i probably would not be able to enough... Take it out and go to autozone for a thourugh check signal stalk contains the switch... The donor vehicle off when turn signal is activated inspect the connectors of the battery acid with! Computers and sensors suspicious of theclicking noise under dash hear a clicking noise when you purchase through links on site! Function properly a workshop this question am driving it will randomly switch the. Engine light etc know it & # x27 ; t start, down while fuel... Through links on our site, We may earn an affiliate commission, supports... Can cut off power to the positive terminal of the 2014 Hyundai Sonata is weak battery excessive electric from!.. clock.. etc careful not to touch both terminals with your metal tool, it no... Youd want to check the condition of the engine `` turning over '' connectors of body! Start the engine the complaints on the ac on high blowing level also, tunnel! If the clicking noise under dash, accompanied by a cranks but wont start causes and to... Simple check to see if its totally fried it looked at right away, very dangerous Hyundai dealers would their... Battery in Elantra power relay fails it can cut off power to the body/chassis of Sonata, called a connection... Is snugged tightly and theres no rust underneath it any obvious damage longer getting charged by the alternator rating! I thought maybe i was seeing things but then it happened again i. Flickering dashboard lights - fixed 24-7 DAD 55 subscribers subscribe 13K views 3 years ago this is a 2009....