{"id":3589,"date":"2026-10-23T12:05:47","date_gmt":"2026-10-23T04:05:47","guid":{"rendered":"http:\/\/www.hujinmachine.com\/blog\/?p=3589"},"modified":"2026-10-23T12:05:47","modified_gmt":"2026-10-23T04:05:47","slug":"how-to-troubleshoot-a-malfunctioning-dashcam-4532-b66b8e","status":"publish","type":"post","link":"http:\/\/www.hujinmachine.com\/blog\/2026\/10\/23\/how-to-troubleshoot-a-malfunctioning-dashcam-4532-b66b8e\/","title":{"rendered":"How to troubleshoot a malfunctioning dashcam?"},"content":{"rendered":"

Hey everyone, I\u2019m Jake, and I run a dashcam supply company\u2014so I\u2019ve probably fielded more \u201cmy dashcam won\u2019t work\u201d texts, DMs, and support calls than I can count. At this point, troubleshooting a wonky dashcam feels like second nature, and honestly? Most issues are super fixable without hauling it back to the shop or panicking about a dead unit. Today, I\u2019m breaking down exactly what to do when your dashcam glitches, dies, or stops recording\u2014stuff I teach every new customer and rep, straight from the years of testing dashcams myself. No fancy jargon, just real, actionable steps anyone can follow. Dashcam<\/a><\/p>\n

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First off, let\u2019s cut to the chase: the #1 most common dashcam issue? It\u2019s not the cam itself. I\u2019d guess 70% of the time, it\u2019s something dumb and easy to fix\u2014like a wonky power connection or a SD card gone bad. I\u2019ve had customers call me in a panic saying their \u201cbrand new dashcam is broken\u201d and when I ask, \u201cdid you check the cigarette lighter plug?\u201d they go, \u201cwait, no, I just thought it was the camera!\u201d So let\u2019s start with the basics, because skipping these wastes everyone\u2019s time.<\/p>\n

Let\u2019s start with power. If your dashcam won\u2019t turn on at all, or it cuts out randomly mid-drive? First, check the power cable\u2014one end is the plug that goes into your car, the other is the port on the cam itself. A lot of people yank the cable when they adjust their dash, or it gets squished by a passenger\u2019s bag, so the connection gets loose. Unplug both ends, push them in firmly until they click\u2014don\u2019t force \u2019em, just make sure there\u2019s no wiggle room. If that doesn\u2019t work, test the cigarette lighter port (or USB port, if your car has one) with something else\u2014like your phone charger. If your phone doesn\u2019t charge there, it\u2019s not the dashcam; it\u2019s your car\u2019s port. That could mean a blown fuse, or just dirt blocking the contact\u2014just grab a paper towel and wipe it out, or use a tiny bit of compressed air. Also, some newer cars have USB ports that only work when the car is on, so if you\u2019re testing it with the key in accessory mode, try starting the engine to see if that kicks it on.<\/p>\n

Another power-related thing: if your dashcam is hardwired (you know, the fancy setup that lets it record when your car is parked), make sure the fuse taps are correctly installed. A loose fuse or the wrong amp fuse is a super common issue here\u2014we\u2019ve had customers install the hardwire kit themselves and use a 5A fuse when they needed a 2A, so the dashcam doesn\u2019t get enough power. Pro tip from our team: keep a spare set of fuses in your glove box, just in case.<\/p>\n

Okay, next up: if your dashcam turns on, but it won\u2019t record. This is the second most frequent problem, and 9 out of 10 times it\u2019s the SD card. I can\u2019t stress this enough\u2014dashcams are weirdly picky about SD cards, and if you use a cheap no-name card from the grocery store, it\u2019s gonna die fast, or cause glitches. First, pull the SD card out (most dashcams pop it out with a tiny button or just a gentle pull, no tools needed). Before you do anything, make sure your car is off\u2014don\u2019t yank it while the cam is on, that can corrupt data. Once it\u2019s out, pop it into your computer\u2019s SD card slot (or a cheap adapter) and check if your computer even sees it. If it doesn\u2019t, the SD card is trash, and you need a new one\u2014we always recommend Class 10, U3 SD cards, 16GB to 128GB for most dashcams, because they\u2019re fast enough to handle looping footage.<\/p>\n

If your computer does see the SD card, format it. Wait\u2014but<\/em> don\u2019t just format it on your computer. Dashcams need their own specific formatting, trust me. If you format it on your PC or Mac, it might not work right. Instead, put the SD card back in the dashcam, go to the settings menu (it\u2019s usually a little gear icon, or accessed via the button on the side), and look for \u201cformat SD card\u201d or \u201cinitialize storage\u201d. Hit that, and let it do its thing\u2014takes like 30 seconds. That fixes most recording issues right there. Also, check if your dashcam is set to loop recording\u2014sometimes people accidentally set it to \u201coff\u201d or a super long loop, so it stops writing new footage. Or if the card is full, it\u2019ll stop recording too\u2014loop recording is supposed to overwrite old footage, but if there\u2019s a glitch, sometimes it gets stuck. Formatting fixes that 9 times out of 10.<\/p>\n

Now, what if the screen is frozen, or it\u2019s glitching mid-drive, like skipping frames or showing weird lines on the video? Most of the time, that\u2019s a software glitch. Just like your phone, sometimes dashcams need a hard reset. Don\u2019t panic, it\u2019s easy. Either there\u2019s a tiny reset button on the back or bottom of the dashcam (you\u2019ll need a paperclip or a toothpick to press it), or you can just unplug the power cable and pull the SD card, wait 10 seconds, plug everything back in. That resets the system, clears out any temporary bugs. We tell every customer to do this at least once every 3 months, just to keep it running smooth\u2014most people forget, so the little bugs build up.<\/p>\n

Wait, another big one: if your dashcam is mounted on the windshield, and it\u2019s falling off, or shaking so bad the video is blurry? That\u2019s not really a \u201cmalfunction\u201d but it makes the footage useless, so it\u2019s worth fixing. The suction cup mount is the usual culprit\u2014if your windshield is cold, or has a little moisture, or you put too much soap on it when you washed the car, the suction won\u2019t stick. Peel the suction cup off, wash the back of it with mild soap and water, dry it completely, then press it firmly to the windshield (make sure the area is dry and free of dirt) and lock the lever on the suction cup. If that still doesn\u2019t work, most of our dashcam mounts have an optional adhesive mount\u2014use that instead, it\u2019s way stronger for rough roads. Also, don\u2019t mount the dashcam in front of your rearview mirror, where it blocks your view, but also where the sunlight hits it directly\u2014over time, heat can warp the internal components of the dashcam, causing glitches. Mount it to the side, out of direct sunlight, that\u2019s a quick fix for heat-related issues.<\/p>\n

What about if it\u2019s recording, but it says \u201cno signal\u201d or it\u2019s not picking up GPS? GPS issues are usually simple too. First, make sure your dashcam has a clear view of the sky\u2014again, don\u2019t mount it under a shade bar or too close to the roof of your car, that blocks the satellite signal. Wait 5 minutes after turning on the car, sometimes it takes a minute to lock onto satellites, especially if you moved it to a new car or a new area. If that doesn\u2019t work, check the GPS antenna cable\u2014make sure it\u2019s securely plugged into the dashcam, and not crumpled under the dash. A loose GPS cable will cause signal loss all the time. Also, if you live in an area with tall buildings or a lot of tree cover, the GPS might be spotty, but that\u2019s not a dashcam defect\u2014just how GPS works.<\/p>\n

Now, let\u2019s talk about when it\u2019s actually a defective unit, not a user error. How do you tell? If you\u2019ve gone through all the steps above\u2014checked power, swapped SD card, reset it, re-mounted it\u2014and it\u2019s still not working, that\u2019s when you might have a faulty camera. Common defects we see are bad power ports on the dashcam (so even if you plug it in, it doesn\u2019t get power), broken sensors that stop recording motion or impact, or a bad display. That\u2019s the part where you reach out to us, since we\u2019re your dashcam supplier\u2014we make the whole process super easy, no hoops to jump through. We test every single dashcam before it leaves our warehouse, so defects are rare, but they do happen, and we handle them fast for our customers.<\/p>\n

Wait, let\u2019s add a quick pro tip from our team: never leave your dashcam plugged in when your car is off if it\u2019s not hardwired. The cigarette lighter port shuts off when the car is off, but if it\u2019s on an older car, some ports stay on, and if the dashcam is set to parked mode, it will drain your battery. That\u2019s a top complaint we get\u2014people come back saying their car battery died, and it\u2019s because the dashcam was running all night. If you use a regular plug, just unplug it when you turn off the car, or invest in a cheap timer adapter that cuts power after 30 minutes, easy.<\/p>\n

Also, don\u2019t forget to keep the lens clean! I see people driving around with streaks, bugs, or dirt on the dashcam lens, and they wonder why the footage is blurry or dark. Just take a microfiber cloth (the same kind you use for your glasses) and wipe the lens gently once a week\u2014no paper towels, they scratch the lens. And don\u2019t use window cleaner on it, the chemicals can damage the anti-glare coating on the lens. That\u2019s such a simple thing, but it makes a huge difference in how your footage looks.<\/p>\n

Let me wrap this up, because I don\u2019t want to overload you. The next time your dashcam acts up, follow this order: 1) Check power (cable, car port) 2) Check SD card (format in dashcam, test on computer, replace if needed) 3) Hard reset the dashcam 4) Check mount and lens 5) Check GPS signal. 95% of the time, that fixes it. If not, that\u2019s when you reach out to us, your trusted dashcam supplier\u2014we\u2019re here to help, whether you need a troubleshooting guide, a replacement part, or a new dashcam altogether. We work with individual drivers, small fleets, and big companies, so no matter what you need, we\u2019ve got your back.<\/p>\n

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At the end of the day, dashcams are supposed to be reliable, but they\u2019re just electronics\u2014they\u2019re gonna have issues sometimes. The key is to not panic, and start with the super simple stuff, not assume you need a new unit. We\u2019ve seen customers throw away perfectly good dashcams because they didn\u2019t think to check the SD card, and that\u2019s a waste. So save that headache, follow these steps, and if you still have issues, hit us up to talk through what\u2019s going on, or to get set up with new equipment if you need it. Stay safe out there, and happy driving.<\/p>\n

Video Telematics<\/a> References:<\/p>\n

    \n
  1. Consumer Reports. (2022). Dashcam Troubleshooting Guide: Common Issues and Fixes.<\/li>\n
  2. Society of Automotive Engineers. (2021). Best Practices for Dashcam Installation and Maintenance.<\/li>\n
  3. SanDisk. (2023). SD Card Compatibility for Automotive Devices.<\/li>\n
  4. National Highway Traffic Safety Administration. (2022). Use of Dashboard Cameras for Road Safety.<\/li>\n<\/ol>\n
    \n

    AutoSali Digital Technology<\/a>
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    Address: No 282 Da Shi Street Panyu District Guangzhou, China
    E-mail: violachueng@auto-sali.com
    WebSite:     http:\/\/www.autosaligps.com\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

    Hey everyone, I\u2019m Jake, and I run a dashcam supply company\u2014so I\u2019ve probably fielded more \u201cmy … How to troubleshoot a malfunctioning dashcam?<\/span>Read more<\/a><\/p>\n","protected":false},"author":88,"featured_media":3589,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[3552],"class_list":["post-3589","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-dashcam-49be-b6a042"],"_links":{"self":[{"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/posts\/3589","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/users\/88"}],"replies":[{"embeddable":true,"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/comments?post=3589"}],"version-history":[{"count":0,"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/posts\/3589\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/posts\/3589"}],"wp:attachment":[{"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/media?parent=3589"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/categories?post=3589"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.hujinmachine.com\/blog\/wp-json\/wp\/v2\/tags?post=3589"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}