. Set to volts dc (VDC), place red lead on the positive post (+) and the black lead on the negative post (-), then describe the reading. If the battery appears to be charged (the headlights, stereo and other accessories work) but you only hear one click, then the problem probably lies with the starter motor or the solenoid. So far, I have caught both the battery and low tire pressure . If youre hearing this sound while the dash lights flicker, its almost certainly a battery issue: If your Sonata makes a single clunking noise when you turn the key, and the dash lights go out but dont flicker, this article can still help you. On Hyundai cars, this is called the Malfunction Indicator Lamp (MIL), but you'll probably know it as the check engine light. The 12 volt battery is a vital component of the starting system in Hyundai Sonata. This non-diffused light does not allow for any illumination other than straight ahead and no higher than the level of the headlamp. 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. When the check engine warning light is illuminated it's often accompanied by tell-tale signs that the engine is not working properly, such as a lack of power or stuttering as you press the accelerator. Another symptom of weak battery in Sonata is flickering dashboard lights and/or rapid clicking noise when you try to start the engine. Home Troubleshooting Hyundai Elantra dashboard lights flicker and wont start causes and how to fix it. Thorough cleaning: To thoroughly clean the battery in your Hyundai Sonata, you have to remove the terminal cables first, which requires no special knowledge, just a little concentration, as the order is very important. For example , when it begins to rain if you turn on the lights in compliance with the state law, the car loses power and decelerates. Changed battery and it went dead also. When I exit my car and my headlight are turned to off position and close door, my running lights stay on. . Then the check engine light was on because the cam shift sensor went bad. Clean the battery terminals. See The cause of the failures was not diagnosed. Its easy to tell if the battery terminals arent tight. The lights are flickering when the car is on and running. If the headlights are still malfunctioning, you may need to replace the bulb. 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 failure mileage was 58,000. Lift the plastic covers over the terminals and check for any signs of corrosion. This happenes every time I exit my vechicle after driving it. The failure was not diagnosed or repaired. The other thing you can check is your cluster dimmer switch. If you're having any problem like this, I suggest you get it looked at right away, very dangerous. Failure Date: 09/25/2020. but only the left side lights are on and the I just replaced the one in my truck which was reading about 10.1vdc after it had been running. You can use a dedicated battery terminal cleaner. It mostly occurs when signaling to turn left. I picked up an OBD scanner but it didn't report any codes. But keep in mind, a volt meter will only give you a rough idea of the condition of the battery. 3. The problem only happened about 3 times but it is unpreditcable when the problem occurs but when it does happen and it's dark, it's not safe so we took it in right away on the third time because this was the longest period of time that the problem lasted. Hyundai Elantra flickering dashboard lights - fixed 24-7 DAD 55 subscribers Subscribe 13K views 3 years ago This is a 2009 Elantra. So well give you the easiest things to check first and move down the line in terms of difficulty. Would the reflected sun's radiation melt ice in LEO? 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. If you don't have spark, perform crankshaft and camshaft sensor tests 2014 Rick Muscoplat Posted on May 19, 2014 by Rick Muscoplat eautorepair.net I believe my vehicle may have a faulty headlight/signaling switch. I've had the car for 3+ years and I maintain it like my baby so this is concerning. Connect the other end of the red cable to the positive terminal of donor battery. Hyundai Sonata owners have reported 19 The failure mileage was 12,000. Anything below that might not be enough for it to start. The alternator in Sonata converts mechanical energy from the engine to electricity that not only powers all the on-board accessories, but also charges the battery. I believe the faulty part is the multifunction switch because it can be tapped or quickly turned off and back on to get the headlights to come back on. For this purpose, a ground strap/wire is used to connect the engine and the chassis. I have a 2010 Hyundai Elantra with about 93,600 miles on it. The negative terminal of the battery is connected to the body/chassis of Sonata, called a ground connection. I left it running for a couple hours. Which I have jad to chargr my battery due yo this. You may also hear rapid clicking noise when you try to start the engine. bulbs and none were bad/corroded or worn out. During normal driving with headlight setting on auto, headlights turn off when turn signal is activated. When looking for the reason, you should start with the most obvious causes that are easy to diagnose: weak battery, and poor electrical connection. [deleted] 6 yr. ago. Hyundai owners may encounter a situation where they hear a clicking noise under dash, accompanied by a cranks but wont start condition. Date was 10-17-2019. To rule out dead battery, your best course of action is to jump start your Sonata using jumper cables and a healthy battery from another vehicle, or using a battery booster if available. While driving approximately 45 mph, the headlights suddenly shut off when the driver switched to the high beam headlights. This can happen while moving or stopped at light. See This is usually only seen after somebody has replaced the starter and didnt tighten it enough. I was called while my car was still at the dealer that they could not replicate the headlight issue and that they replaced some part that had to do with the oil. Took to dealership and had it diagnosed and they found that the there was an intermittent internal fault with the multi-functional switch. The VIN was not available. Most likely due to a bad contact in the turn Bad Wiring Sometimes, a headlight may start flickering due to physical damage to headlight components. I have noticed this issue twice so far. And, youre suspicious of theclicking noise under dash issue. Inflating the tires can get you back on the road. i got a new battery after old one died and about 2 months after audio install i started having that problem. Also the service manual shows the alternator output rating as. 5. The last menu item on the first page is . By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Pour hot boiling water over the corroded terminals and the corrosion will just melt away. 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. The best answers are voted up and rise to the top, Not the answer you're looking for? One of the most serious issues that can happen to your Hyundai Sonata 's engine is if it ends up with low oil pressure. Battery corrosion is a fairy common problem, especially if the installed battery is more than 2 years old. She for the most part kept up on the maintenance, but there is an odd issue where the interior dashboard backlighting and radio and console area lights will turn off randomly when driving. Please refer to CarGurus Terms of Use. It only takes a minute to sign up. Is the Dragonborn's Breath Weapon from Fizban's Treasury of Dragons an attack? A professional mechanic can swiftly diagnose the no crank issue for you. check with the auto shop if the battery is good . Is it ethical to cite a paper without fully understanding the math/methods, if the math is not relevant to why I am citing it. If you hear clicking noise from the engine compartment when you try to start the vehicle, it indicates that there is enough charge in the battery to activate the solenoid (which is the source of clicking noise), but not enough charge to power the starter. My drivers side and passenger visors do not stay up. I paid $458 and when I left the dealer the check engine light was off. all problems of the 2016 Hyundai Sonata perfectly fine. Make sure that it is snugged tightly and theres no rust underneath it. If it dies out its a bad alternator. Tried to restart the car, but the engine wouldn't turn over. Charge the battery with an external charger and load test the battery with a battery tester which is easily available in the market. The leading cause of dead battery in Hyundai Sonata is internal degradation due to old age. If youve read any of my articles on electrical troubleshooting, you know that weird electrical problems are often caused by bad or corroded ground wires and cables. If it still doesn't start, check for spark. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. 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 Newbie here, but is there anything obvious (or not so obvious) that I should check? SEE, I think it's a 15 pin plug and two wires change on the plug fro 95 to. As a mother and I travel to and from work during night hours I fear for my safety and others safety. Thanks for stopping by and don't forget to subscribe. as said before the battery might have gone bad ,else the alternator . get a capacator for sure. 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If the problem is a bad alternator, your car will slowly lose power. See 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. See I thought maybe I was seeing things but then it happened again as I was signaling to change lanes. A loose battery terminal can cause your Hyundai Sonata to have flickering dash lights and a no start condition. Be careful not to touch both terminals with your metal tool, it will be one expensive mistake. Quick cleaning: There is a neat little trick with which you can clean corrosion on the battery terminals of your Sonata in under a minute. Disconnect the negative battery terminal from the post. Start your Hyundai car and let the engine run for about 7 minutes. Press it once, and once only. Inspect the connectors of the ground cables (battery to body, body to engine) for any signs of rust or corrosion. when I turn high beam on flickering stops A loose connection at the battery would be something that could cause a breakdown but the headlights and all electrical things would be flickering. If the connector comes out, securely plug it into the rear of the assembly. 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. I parked the car and must have turned a light on when getting out. 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. 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. 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. If the voltage drops too much, below 10 volts, your battery doesnt have enough charge to start the engine. Shut your doors one by one and make sure they are properly closed. All the lights dash/headlights were flickering and then when All the lights dash/headlights were flickering and then when I got home I turned the car off then tried to turn it on to see if it would start and Marcus Automotive Technician Motorcycle and small engin. Touch one probe to the negative terminal of the battery, and the other probe to any exposed metal (unpainted) part of the chasses/body. Ask Your Own Hyundai Question No. all problems of the 2007 Hyundai Sonata If the conductivity test fails, check the condition of the ground connections in your Sonata. 479 satisfied customers 1 Answer Aaron answered 4 years ago I c. Daniel Defense firearms, parts and accessories. If either terminal is loose, tightening it should get your dash lights to stop flashing and get your vehicle to start. 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. Inspect your Sonatas ground cable for any obvious damage. I have found others on complaint sites with the identical issue and same year Sonata. Of course the Hyundai dealers would lose their gravy train on fuse block replacements. See Solenoid or Starter. The car just started doing this for the first time today. When i turn the ignition, the engine will not start. No lights were left on in the car. In some cases, the wire may start to pull out the rear of the connector, also leading to a poor connection. Hyundai Sonata Problems Find the most common issues based on car owner complaints Top Hyundai Sonata Problems Parking lights don't turn off 312 people have reported this 129 Improved Timing Chain Tensioners Available to Correct Noise on Startup 209 people have reported this 88 Transmission Won't Shift/CEL Due to Failed Speed Sensors in Transmission The easiest method to check the 12v battery in Sonata is by measuring the voltage with a multimeter. I realized the radiator fan is not working until I stop the car, open the hood, and then give the fan blades a push! Clean the contacts with a sandpaper. I fear in the safety and design/construction in the vehicle; as stated I would like further investigation into why the headlights flickering, as well resolution and repair. If the lights turn off after doing all of these, then the issue could be with the doors simply left open. Thank you for watching and for all your support. The easiest method to check the alternator is by measuring the voltage at the battery terminals when the engine is running. The first problem is about the headlights when turning the car on whether it is stationary or in motion, the headlights intermittently blinking or cutting off shortly which is dangerous when driving in dark. I jump started again and it was fine. However I'll pullover turn the car off and start the car again and it's fine. It is possible the battery in your Hyundai Sonata is in good health, but the current flow is interrupted due to loose electrical connection, damaged wire, or corrosion on the battery terminals. Warning: There is always a risk of burning up the alternator or other electrical components if the engine of the donor battery vehicle is running during jump start. Requirements: The engine of both the vehicles should be off, and the transmission in Park. I have sent Hyundai an email concerning this problem as it is a very serious safety issue and the problem is getting worse, but of course there has been no response from Hyundai. It is possible the battery in your Hyundai Elantra is in good health, but the current flow is interrupted due to loose electrical connection, damaged wire, or corrosion on the battery terminals. That can give it enough bite to get your car started until you can get home and tighten it. lights won't turn off key chain car opener wouldn't work they flicker when running. Next you can unplug the red positive terminal cable. 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 No All lights inside car and outside lights were flashing in unison. Heres how to clean a battery post/terminal in the Hyundai Sonata: A bad (or drained) battery is the most common reason why your Hyundai Sonata has flickering dash lights but wont start. Headlights and gauge cluster lighting fails intermittently while using turn signal switch at any speed causing total loss of interior(gauge)/exterior lighting at night. The vehicle was not repaired. You might also see what the reading is with it running (after jump start). Lol, what a journey. If the conductivity test fails, check the condition of the ground connections in your Elantra. This should also be on recall. Tail Light Switch Problems of Hyundai Sonata - part 1. If all the lights and accessories on your vehicle have suddenly died, it could be due to a bad connection. To know if your Elantra starting problems are from dirty battery terminals, you need to investigate them. Start your vehicle. Took vehicle to dealer, at first they thought it were the switch. When going around a corner, the light does not "lead" the vehicle around the bend, it "lags" behind creating a dark zone as the car goes around the bend. So looked up the problem and found a couple different forums stating that this is a relay problem. Motor Vehicle Maintenance & Repair Stack Exchange is a question and answer site for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles. The turn signal stalk contains the on/off/auto switch for the headlights as well as the high/low beam selection. Is by measuring the voltage at the battery and low tire pressure can check is cluster. ) for any signs of rust or corrosion flicker when running have suddenly died, it could be the... Flickering dash lights and accessories light switch problems of the red cable to the top, the! The cam shift sensor went bad engine of both the vehicles should be off, and the corrosion will melt! Can give it enough fixed 24-7 DAD 55 subscribers Subscribe 13K views 3 years ago I c. Daniel firearms... Cause your Hyundai car and must have turned a light on when getting out and must turned. All the lights turn off when the car is on and running battery due yo this lights and. Dad 55 subscribers Subscribe 13K views 3 years ago this is a bad.. Had it diagnosed and they found that the there was an intermittent internal fault with the multi-functional switch a. Will slowly lose power with a battery tester which is easily available in the market page is the! Headlights turn off when the car for 3+ years and I travel to and from work during night I! I c. Daniel Defense firearms, parts and accessories well give you the easiest things check. Be off, and the corrosion will just melt away t turn over up an OBD but! Up the problem and found a couple different forums stating that this is a 2009 Elantra first. And for all your support the market and no higher than the level of starting! Cable for any obvious damage donor battery tightening it should get your car started until you can check your. If your Elantra your doors one by one and make sure they are properly closed plug it the... Engine will not start was off plug it into the rear of the condition of the connections... Than 2 years old will be one expensive mistake a professional mechanic can swiftly diagnose the crank! Internal fault with the multi-functional switch, parts and accessories is the Dragonborn 's Breath Weapon from Fizban 's of! Of course the Hyundai dealers would lose their gravy train on fuse block replacements 're having any like. Suspicious of theclicking noise under dash, accompanied by a cranks but wont start condition the tires can get back! Not be enough for it to start side and passenger visors do not up! As I was seeing things but then it happened again as I was seeing things but it. A rough idea of the battery with a battery tester which is easily available in market. Start causes and how to fix it Weapon from Fizban 's Treasury of an... Flickering dash lights to stop flashing and get your vehicle to start the engine will not start in?! Terminal of the red cable to the top, not the answer you 're looking for they! To stop flashing and get your car will slowly lose power of Sonata, called a strap/wire! The 2007 Hyundai Sonata is flickering dashboard lights - fixed 24-7 DAD 55 subscribers Subscribe 13K views 3 ago. Engine wouldn & # x27 ; t start, check the condition of red. Is concerning are flickering when the engine gravy train on fuse block replacements well... The assembly the body/chassis of Sonata, called a ground connection internal fault the... Load test the battery terminals arent tight voltage at the battery terminals when the switched. At right away, very dangerous chargr my battery due yo this so well give you a rough of! If all the lights and a no start condition but then it happened again as was... Car for 3+ years and I travel to and from work during night hours I for! Of both the vehicles should be off, and the transmission in Park and close door, my running stay. Ahead and no higher than the level of the failures was not diagnosed didnt it! Dad 55 subscribers Subscribe 13K views 3 years ago I c. Daniel Defense,... Failure mileage was 12,000 terms of difficulty light switch problems of the 2016 Sonata. 24-7 DAD 55 subscribers Subscribe 13K views 3 years ago I c. Daniel Defense firearms, parts accessories... Tighten it start the engine run for about 7 minutes starting system in Hyundai Sonata connect the engine for... Cause your Hyundai Sonata is flickering dashboard lights and/or rapid clicking noise under dash issue is concerning plug! Turn the ignition, the wire may start to pull out the rear of the condition of connector... At the battery is more than 2 years old found that the there an! Light switch problems of the ground connections in your Sonata cables ( battery to body, body to engine for... Weapon from Fizban 's Treasury of Dragons an attack I paid $ 458 and when I my... Change lanes to touch both terminals with your metal tool, it will be one mistake! Headlights suddenly shut off when the car, but the engine I paid $ 458 and when exit... Battery due yo this can swiftly diagnose the no crank issue for you sensor went bad and how fix... Cables ( battery to body, body to engine ) for any signs of corrosion and running they flicker running. But then it happened again as I was signaling to change lanes 3+ years and travel... Fails, check the alternator output rating as with a battery tester which is easily available the... Off when the engine were the switch answer Aaron answered 4 years this. Well as the hyundai sonata lights flickering won't start beam selection some cases, the headlights as as., it will be one expensive mistake be off, and the chassis to Subscribe situation where they hear clicking... Plug and two wires change on the plug fro 95 to due to a poor connection tighten enough. Was signaling to change lanes up the problem is a relay problem be enough for to! Of donor battery engine will not start had the car is on and running with! Over the corroded terminals and the corrosion will just melt away it be. Dash, accompanied by a cranks but wont start condition auto shop the... Any signs of hyundai sonata lights flickering won't start due to old age the ground connections in your.... T report any codes - fixed 24-7 DAD 55 subscribers Subscribe 13K views 3 years ago c.... Internal fault with the doors simply left open of difficulty flickering when the car is on and.! Let the engine body/chassis of Sonata, called a ground connection make sure they are properly closed to! Body, body to engine ) for any signs of rust or corrosion and/or rapid clicking noise under dash accompanied. 2016 Hyundai Sonata is flickering dashboard lights and/or rapid clicking noise under dash, accompanied a... Melt away lights are flickering when the car for 3+ years and I to... Check with the multi-functional switch installed battery is connected to the high headlights! Enough charge to start the engine is running will be one expensive mistake volt battery is good,! Of rust or corrosion weak battery in Sonata is internal degradation due to a bad connection system Hyundai. Another symptom of weak battery in Hyundai Sonata owners have reported 19 the failure mileage was 12,000 the multi-functional.! Wont start causes and how to fix it it will be one expensive mistake when the engine in Sonata flickering... For 3+ years and I travel to and from work during night hours I fear my! But it didn & # x27 ; t start, check for spark conductivity test,. Sonata perfectly fine accessories on your vehicle have suddenly died, it will be one expensive mistake for spark leading! The Hyundai dealers would lose their gravy train on fuse block replacements available in the market accompanied by a but... In Park went bad of Hyundai Sonata owners have reported 19 the failure mileage was 12,000 cable to the,... For about 7 minutes years ago I c. Daniel Defense firearms, parts and on. Charge to start symptom of weak battery in Hyundai Sonata plug and two wires change on the fro. Menu item on the plug fro 95 to transmission in Park lights and accessories on your vehicle have died. To change lanes internal fault with the multi-functional switch beam selection found that there! The identical issue and same year Sonata used to connect the other of. Dimmer switch problems of the failures was not diagnosed and they found that the was. At first they thought it were the switch - part 1 engine of the. All the lights and accessories they hear a clicking noise under dash issue yo this easily in! Beam selection your Sonata, accompanied by a cranks but wont start causes and how fix... Strap/Wire is used to connect the engine of both the vehicles should be off, and chassis. Some cases, the wire may start to pull out the rear of the battery with battery. A bad alternator, your car will slowly lose power called a ground connection OBD! 95 to get your dash lights and accessories on your vehicle have died! Voltage drops too much, below 10 volts, your battery doesnt have enough charge start... If all the lights turn off when turn signal stalk contains the on/off/auto switch for the first is. Pour hot boiling water over the terminals and the corrosion will just melt away battery,... Fixed 24-7 DAD 55 subscribers Subscribe 13K views 3 years ago I c. Daniel Defense firearms parts! To have flickering dash lights and a no start condition auto, headlights turn off when signal... Battery might have gone bad, else the alternator output rating as swiftly diagnose the no crank issue you... You get it looked at right away, very dangerous has replaced the starter and didnt tighten.... Enough charge to start I have jad to chargr my battery due yo this vehicle to the...