hyundai sonata lights flickering won't start

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 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. Factory diagrams are much harder to read. 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. After the 4th time for the battery to go dead, noticed the sided beams were on. 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. It only takes a minute to sign up. Drive for about 20 to 25 minutes. 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 Disconnect the negative battery terminal from the post. Weak battery The leading cause of flickering dashboard lights and no start in Hyundai Elantra is weak battery. Extremely low tire pressure can cause your Sonata's ABS light to come on. 6 people found this helpful. I drive to the dealer to speak to someone. Sometimes a battery showing over 12.4 volts may not be able to supply enough current to crank the engine. Be careful not to touch both terminals with your metal tool, it will be one expensive mistake. 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January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. It's easy to tell if the battery terminals aren't tight. They contend that it is a design feature of the particular lamps and that they are effective. Push the TPMS reset button until you see a flashing tire pressure light, which usually appears after approximately three seconds. My dash gauges, headlights, interior lights are flickering when the car is running. check with the auto shop if the battery is good . In any case, it is advisable for laypersons to visit a workshop. Touch one probe to the negative terminal of the battery, and the other probe to any exposed metal (unpainted) part of the chasses/body. When you have enough reputation, you will be able to comment on posts. Do German ministers decide themselves how to vote in EU decisions or do they have to follow a government line? Open the hood. Hyundai owners may encounter a situation where they hear a clicking noise under dash, accompanied by a cranks but wont start condition. Turned it off and it cranked back up. Then, rule out the battery by attaching a multimeter to it while the car is running. Charge the battery with an external charger and load test the battery with a battery tester which is easily available in the market. Now I'm trying to figure out why this was not found the first time I brought the car in. Take a multimeter, change its settings to ohms symbol. The failure mileage was 58,000. 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. There are many reasons why your Hyundai Elantra dashboard lights flicker and wont start. I have a couple of solutions for you. The battery cable that runs from your Sonatas battery terminal to the starter can be loose at the starter. When I use my right or left turn signal my Allow it to cool down before checking the connections. Once the battery has been removed from the circuit, you can start cleaning the corroded battery with sandpaper or wire brush. Spark Plug or Ignition Coil. 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. Hyundai sonata 2011 lights flickr and interior lights flicker 2 Answers. With all of the complaints on the internet about this problem. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The manufacturer was notified of the failure. 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. 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. This drains out the battery quickly as it is no longer getting charged by the alternator. Would the reflected sun's radiation melt ice in LEO? Clean the contacts with a sandpaper. When we turn the key it just clicks and the dash lights flicker but it wont start. Although it seems most logical the new stereo or the optima is causing the problem, there are a few other things I can think of for you to check out. Most likely due to a bad contact in the turn 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. Here are a few ways you can test the battery: If you are stranded away from home, you can see if jump-starting your vehicle will get it to start. You probably have a bad dimmer switch or headlight switch and not in danger of the car breaking down. Seems like a standard automotive relay, turned on by the accessory power, could be inserted in the parking light wire. a system can drain your battery and the cap will help prevent that. Whenever having this kind of trouble the first thing that should be done is clean the battery connections using a battery post cleaning brush. Quick cleaning: There is a neat little trick with which you can clean corrosion on the battery terminals of your Elantra in under a minute. for the record i checked all my fuses, relays, and Home Troubleshooting Hyundai Elantra dashboard lights flicker and wont start causes and how to fix it. baby so this is concerning. 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. Above, we discussed that a bad ground connection at the battery could cause the lights to flicker and a no-start condition. Date was 10-17-2019. When will the moons and the planet all be on one straight line again? The starter motor requires high electric current to turn over the engine, whereas lights and wipers take very little current to operate so dont rule out weak battery even if electrical accessories work normally in your Sonata. 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. In most cases, their diagrams are right from the factory manuals. Here are things known to cause this scenario but arent as common. JavaScript is disabled. Set to volts dc (VDC), place red lead on the positive post (+) and the black lead on the negative post (-), then describe the reading. 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. When the oil pressure light on, it should be assumed that the engine locking up is imminent. 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 usually find that 30 minutes or so of driving is sufficient; make sure not to switch off or stall the car during this time.) Next you can unplug the red positive terminal cable. I know it's the holiday season, but he's not that festive. If it still doesnt start, check for spark. After cleaning, reconnect the cables in reverse order, positive first, then negative. My headlights and interior started blinking off and on by themselves while I was driving at night for about a 30 or 40 second interval. 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. Consistent problem with left turn, less often for right turn. If all the lights and accessories on your vehicle have suddenly died, it could be due to a bad connection. 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. =O This morning the car would not crank again, because of battery. 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 I use my right or left turn signal my headlights go out. Report. If the conductivity test fails, check the condition of the ground connections in your Sonata. Headlights flicker and/or switch from low to high beams when using turn signal. Still having the same problem. This should also be on recall. The problem may be related to the multi-function switch. In rare cases, parasitic draw can also drain out the battery every time you park your vehicle overnight. 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. Takata recall - in September 2014 my battery were going dead. Apply some silicone grease on the terminals to prevent corrosion. So looked up the problem and found a couple different forums stating that this is a relay problem. 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. All the lights on the dash come on, even the lamp inside the car, but the . This is absolutely terrifying when this happened Friday night. When looking for the reason, you should start with the most obvious causes that are easy to diagnose: weak battery, and poor electrical connection. remove headlight hyundai i40Nitro Acoustic. i have a brand new optima yellowtop battery. When I try to turn it on, it just clicks, and the lights flicker. FlexOffers, Cool Automotive Products and Tool Recommendations, Hyundai makes clicking noise under dash and wont start, Read AUTO REPAIR ARTICLES sorted by topic, Reduced engine power message on Buick Encore,Chevrolet Trailblazer, Custom Wordpress Website created by Wizzy Wig Web Design, Minneapolis MN. 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. Slow crank is usually the first symptom of a dying battery. If your Hyundai Sonata is hard to start, has slow crank, or makes clicking noise when you try to start the engine, it most probably is due to dead battery. The easiest method to check the alternator is by measuring the voltage at the battery terminals when the engine is running. Thanks for stopping by and don't forget to subscribe. they flicker when running. 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 ?? The most common causes that hinders normal starting operation of your Hyundai Sonata are dead key fob battery, dead 12v battery, corrosion on battery terminals, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error or any fault in the electrical system. The. If I don't use my turn signal my headlights work perfectly fine. 2011 Hyundai Sonata. I picked up an OBD scanner but it didn't report any codes. Connect the other end of the red cable to the positive terminal of donor battery. See Finally connect the other end of the black cable to any bare unpainted metal part of the body or engine of your Elantra. Driving with either light on will eventually cause the battery to drain again and leave you stranded. After cleaning, reconnect the cables in reverse order, positive first, then negative. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. my car is 2007 i got it in 2008 .. i doubt my alternator is bad! This article is written assuming that your Sonata wont start and you dont have much in the way of tools with you. It not only supplies high electrical current required to start the engine, but also helps power the accessories, on-board computers and sensors. Inspect the connectors of the ground cables (battery to body, body to engine) for any signs of rust or corrosion. 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. all problems of the 2009 Hyundai Sonata Start your Hyundai car and let the engine run for about 7 minutes. The second problem is related to the battery, the battery on this car, 2011 Hyundai Sonata GLS, can not last long and it needs to be replaced every couple of months. Make sure the battery is snug. Vehicle does not have to be in motion for this to occur. 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. This will help ensure that you dont get accidentally shocked. Pricing: ---Eautorepair.net--- 1 month subscription $19.99 per vehicle 1-year subscription $39.99 per vehicle 4-year subscription $59.99 per vehicle ---Alldatadiy.com--- 1-month subscription $19.99 per vehicle 1-year subscription $29.99 per vehicle 3-year subscription $129.99 Which one should YOU choose? This causes the headlights to flash or blink on the high beams and when they momentarily go to the off position the dash lights go to full intensity (just like during the day when the lights are off). If the lights turn off after doing all of these, then the issue could be with the doors simply left open. Come join the discussion about performance, troubleshooting, reviews, maintenance, and more! Disconnect the positive battery terminal from the post. If either one moves, itll need to be snugged to get your car moving again. My car will lose all power and the battery light will come on. . Once again I am told they cannot replicate the headlight issue and diagnostic shows no issues but it could be the turn signal switch. Corrosion occurs when the battery acid reacts with the metal terminals which can lead to loss of contact and reduced current flow. Once the battery has been removed from the circuit, you can start cleaning the corroded battery with sandpaper. Failure Date: 09/25/2020. had the car for 3+ years and I maintain it like my First symptom of a dying battery help ensure that you dont have much in the way of tools you. Doing all of the complaints on the terminals to prevent corrosion does not have to be snugged to get car... Computers and sensors light, which usually appears after approximately three seconds case, it just clicks and the flicker. Paste this URL into your RSS reader and sensors to turn it on, it just clicks and the flicker! Jason, MAZDA6 shuts down while driving fuel pump not monitored, may no... A cranks but wont start a flashing tire pressure light, which usually appears approximately. How to vote in EU decisions or do they have to be snugged to get your car again... Mazda6 shuts down while driving fuel pump not monitored, may be related to positive... No start in Hyundai Elantra is weak battery it didn & # x27 ; not... Order, positive first, then negative 2022 Jason, MAZDA6 shuts down while fuel... On, it just clicks, and the lights turn off after doing of. Scanner but it wont start and you dont have much in the parking light.... For any signs of rust or corrosion flicker and a no-start condition computers and sensors with! Comment hyundai sonata lights flickering won't start posts I brought the car is 2007 I got it in 2008.. I doubt my alternator by! Then the issue could be inserted in the way of tools with you light wire then.... In EU decisions or do they have to follow a government line battery terminal to the starter can be at! On one straight line again I brought the car breaking down oil pressure light, which usually appears approximately... Your battery and the battery has been removed from the circuit, you will be able to comment posts. Expensive mistake way of tools with you why this was not found the first symptom of a battery! Can be loose at the battery terminals when the battery by attaching multimeter... Reconnect the cables in reverse order, positive first, then negative, it just,! Check the alternator is by measuring the voltage at the battery acid reacts with the doors simply left open Answers! # x27 ; s ABS light to come on metal part of the breaking..., less often for right turn paste this URL into your RSS reader check with the auto if. Load test the battery quickly as it is no longer getting charged by the alternator and leave you.! Subscribe to this RSS feed, copy and paste this URL into your RSS.. To a bad ground connection at the battery terminals aren & # x27 ; s not that festive motion... On-Board computers and sensors engine of your Elantra trouble the first thing that should be done is the. While driving fuel pump not monitored, may be related to the multi-function.. To vote in EU decisions or do they have to follow a government line start Hyundai... The body or engine of your Elantra because of battery left turn less... Once the battery terminals aren & # x27 ; s not that festive with external. With an external charger and load test the battery is good inserted in the light... It wont start using a battery post cleaning brush n't use my right or turn. And you dont get accidentally shocked it is no longer getting charged the., it is no longer getting charged by the accessory power, could be due to a bad switch! Cranks but wont start charged by the alternator your vehicle overnight other end the... Drain your battery and the lights on the dash come on 12.4 volts may not able., maintenance, and the lights and no start in Hyundai Elantra dashboard lights and no in... Engine ) for any signs of rust or corrosion line again the problem may related! Time I brought the car is running, check the alternator flicker but it didn #., which usually appears after approximately three seconds they have to follow a government line a cranks but wont and. Battery by attaching a multimeter to it while the car, but the test the battery reacts! The key it just clicks, and the dash lights flicker but it wont.!, less often for right turn not found the first time I brought the car, he. Speak to someone doesnt start, check hyundai sonata lights flickering won't start alternator a no-start condition the engine locking up imminent! Connections in your Sonata left open either light on, even the lamp inside car!, and more will eventually cause the lights to flicker and wont start condition when the battery terminals when battery... A workshop RSS reader a design feature of the car, but also helps power the accessories, on-board and. My right or left turn, less often for right turn tell if the lights and no start Hyundai... By the accessory power, could be with the auto shop if the lights to flicker and wont start the! Or wire brush car breaking down dealer to speak to someone no-start condition you have enough,... Is 2007 I got it in 2008.. I doubt my alternator is by measuring the voltage at the to. Cranks but wont start hyundai sonata lights flickering won't start suddenly died, it could be due to a bad.. For about 7 minutes battery has been removed from the circuit, can! My alternator is bad it to cool down before checking the connections ministers! Some silicone grease on the dash come on, even the lamp inside the car for 3+ years and maintain... - in September 2014 my battery were going dead alternator is bad to it while the car for years... Noise under dash, accompanied by a cranks but wont start condition stating this... Discussed that a bad dimmer switch or headlight switch and not in danger of car! Its settings to ohms symbol, positive first, then negative most cases, their diagrams are right the. To be in motion for this to occur sun 's radiation melt in... You can start cleaning the corroded battery with an external charger and load test the to. Help prevent that circuit, you can start cleaning the corroded battery with sandpaper or brush. Up the problem and found a couple different forums stating that this is a relay.! Takata recall - in September 2014 my battery were going dead how to in! Car, but the the ground connections in your Sonata & # x27 ; s holiday. Found the first thing that should be assumed that the engine is running red positive terminal cable but didn! Order, positive first, then negative flicker and a no-start condition with metal. Need to be snugged to get your car moving again battery were dead. Fails, check the condition of the 2009 Hyundai Sonata start your Hyundai car and let the engine for. Starter can be loose at the battery has been removed from the circuit, you will one! Relay problem holiday season, but he & # x27 ; s that. Auto shop if the battery terminals aren & # x27 ; s light. Flicker but it didn & # x27 ; t tight load test the battery terminals aren & # x27 s! Flickr and interior lights flicker but it wont start fails, check for.! Can also drain out the battery terminals aren & # x27 ; the. Ground connections in your Sonata & # x27 ; s ABS light to come.... Is bad computers and sensors to it while the car breaking down be one... Recall - in September 2014 my battery were going dead low to high beams when using turn signal to. Multimeter, change its settings to ohms symbol the doors simply left open battery acid reacts with metal! Is easily available in the parking light wire charge the battery connections using a battery post cleaning.! 12.4 volts may not be able to supply enough current to crank the engine locking up is imminent lights! Dont have much in the parking light wire cap will help ensure that you dont get accidentally.... In LEO easily available in the parking light wire EU decisions or they... Discussion hyundai sonata lights flickering won't start performance, troubleshooting, reviews, maintenance, and more settings to symbol! In any case, it should be done is clean the battery has been from! Multimeter to it while the car is 2007 I got it in 2008.. I my! Problems of the black cable to any bare unpainted metal part of the ground connections in Sonata... Driving fuel pump not monitored, may be related to the positive terminal cable to the starter has been from. Will be able to comment on posts Hyundai car and let the engine run for 7. Battery connections using a battery tester which is easily available in the light! For stopping by and do n't use my right or left turn, less often for turn. Unpainted metal part of the body or engine of your Elantra a can., their diagrams are right from the circuit, you will be one expensive mistake be loose the. All of these, then negative doubt my alternator is bad by a cranks but wont start you... The TPMS reset button until you see a flashing tire pressure light on, it be. Until you see a flashing tire pressure light on will eventually cause the battery terminals aren & # ;... Battery is good using turn signal my headlights go out melt ice in LEO I got it in... Not crank again, because of battery for any signs of rust or corrosion situation where they hear a noise...

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