{"id":83752,"date":"2025-07-05T10:42:30","date_gmt":"2025-07-05T06:42:30","guid":{"rendered":"https:\/\/www.dubicars.com\/news?p=83752"},"modified":"2025-07-05T10:42:30","modified_gmt":"2025-07-05T06:42:30","slug":"how-to-replace-car-key-battery","status":"publish","type":"post","link":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html","title":{"rendered":"How To Replace A Car Key Battery?"},"content":{"rendered":"\n<p>If your car key fob does not unlock your car, the battery is probably dead. Modern cars use remote keys which need working batteries. If the battery is flat, you cannot unlock or start the car. Don\u2019t worry, changing the battery is quick and simple. Follow these clear steps.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-signs-your-car-key-battery-is-dead\"><strong>Signs Your Car Key Battery Is Dead<\/strong><\/h2>\n\n\n\n<p>Before the battery fully dies, you may notice:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>You need to stand closer to the car.<\/li>\n\n\n\n<li>The buttons sometimes do not work.<\/li>\n\n\n\n<li>The doors do not lock or unlock with one press.<\/li>\n\n\n\n<li>Replace the battery early to avoid getting stuck.<\/li>\n<\/ul>\n\n\n\n<p>If your car won\u2019t start even after replacing the key battery, there could be other problems. Read about car not starting symptoms and fixes<a href=\"https:\/\/www.dubicars.com\/news\/car-not-starting-symptoms-causes-fixes-details.html\"> here<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-replace-a-car-key-battery\"><strong>How to Replace a Car Key Battery<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-find-the-right-battery\"><strong>1. Find the Right Battery<\/strong><\/h3>\n\n\n\n<p>Check your car\u2019s manual for the battery type. Or open the key and read the battery number inside. Buy the same battery at a shop or order it online.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-open-the-key-fob\"><strong>2. Open the Key Fob<\/strong><\/h3>\n\n\n\n<p>Look for a small screw. Remove it with a tiny screwdriver if needed. Find the notch on the side and gently pry the key open with a butter knife or plastic tool. Do not use sharp tools.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-remove-the-old-battery\"><strong>3. Remove the Old Battery<\/strong><\/h3>\n\n\n\n<p>Inside, you will see the battery held by a clip. Carefully remove the clip and lift out the old battery. Note which side is positive (+) and negative (\u2212).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-insert-the-new-battery\"><strong>4. Insert the New Battery<\/strong><\/h3>\n\n\n\n<p>Put the new battery in the same position. Match the positive and negative sides. Fix the clip back in place.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-5-close-the-key\"><strong>5. Close the Key<\/strong><\/h3>\n\n\n\n<p>Press the two halves back together. If there was a screw, put it back and tighten it.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6-test-the-key-fob\"><strong>6. Test the Key Fob<\/strong><\/h3>\n\n\n\n<p>Stand close to your car. Press the button to lock and unlock the doors. If it works, you\u2019re done. If not, the key may need reprogramming.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-safety-tips-for-changing-a-car-key-battery\"><strong>Safety Tips for Changing a Car Key Battery<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1772\" height=\"997\"  src=\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2025\/07\/05033426\/Dubai-vehicle-transfer-handing-over-keys-resized-edited.jpg\" alt=\"how to replace car key battery\" class=\"wp-image-83753\" srcset=\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2025\/07\/05033426\/Dubai-vehicle-transfer-handing-over-keys-resized-edited.jpg 1772w, https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2025\/07\/05033426\/Dubai-vehicle-transfer-handing-over-keys-resized-edited-300x169.jpg 300w, https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2025\/07\/05033426\/Dubai-vehicle-transfer-handing-over-keys-resized-edited-1024x576.jpg 1024w, https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2025\/07\/05033426\/Dubai-vehicle-transfer-handing-over-keys-resized-edited-150x84.jpg 150w, https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2025\/07\/05033426\/Dubai-vehicle-transfer-handing-over-keys-resized-edited-768x432.jpg 768w, https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2025\/07\/05033426\/Dubai-vehicle-transfer-handing-over-keys-resized-edited-1536x864.jpg 1536w\" sizes=\"(max-width: 1772px) 100vw, 1772px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Throw away old batteries safely.<\/li>\n\n\n\n<li>Keep batteries away from kids and pets.<\/li>\n\n\n\n<li>Wash your hands after handling batteries.<\/li>\n\n\n\n<li>Never use sharp metal tools near batteries.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-troubleshooting-car-key-battery-problems\"><strong>Troubleshooting Car Key Battery Problems<\/strong><\/h2>\n\n\n\n<p>If your key fob still does not work:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Check that the battery is fitted the right way.<\/li>\n\n\n\n<li>Make sure the contacts are clean.<\/li>\n\n\n\n<li>Try another new battery.<\/li>\n\n\n\n<li>If needed, see a car dealer to reprogram the key.<\/li>\n<\/ul>\n\n\n\n<p>Keep a spare battery at home. This simple step saves you trouble when your car key battery runs low. Also, if you notice your car feels slow when driving, read why cars accelerate slowly and how to fix it<a href=\"https:\/\/www.dubicars.com\/news\/why-does-my-car-accelerate-slowly-symptoms-causes-fixes.html\"> here<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-faqs\"><strong>FAQs<\/strong><\/h3>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1751672079488\"><h3 class=\"schema-faq-question\"><strong>How long does a car key battery last?<\/h3><\/strong> <p class=\"schema-faq-answer\">Most car key batteries last 2\u20134 years, depending on use and quality.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751672091952\"><h3 class=\"schema-faq-question\"><strong>Can I replace my car key battery myself?<\/h3><\/strong> <p class=\"schema-faq-answer\">Yes. Most car key batteries are easy to replace at home with simple tools.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751672102214\"><h3 class=\"schema-faq-question\"><strong>What happens if my car key battery dies completely?<\/h3><\/strong> <p class=\"schema-faq-answer\">You may not be able to unlock or start your car remotely. Use the manual key or replace the battery.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751672114426\"><h3 class=\"schema-faq-question\"><strong>Do I need to reprogramme my key after changing the battery?<\/h3><\/strong> <p class=\"schema-faq-answer\">Usually, no. But if the battery was dead for too long, you might need to reprogramme it.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1751672124930\"><h3 class=\"schema-faq-question\"><strong>What battery do I need for my car key?<\/h3><\/strong> <p class=\"schema-faq-answer\">Check your owner\u2019s manual or open the key to find the battery number printed inside.<\/p> <\/div> <\/div>\n\n\n\n<p>Find <a href=\"https:\/\/www.dubicars.com\/uae\/used\">the best used cars for sale in the UAE<\/a>.<\/p>\n\n\n\n<p>Stay tuned to <a href=\"https:\/\/www.dubicars.com\/news\/\">UAE\u2019s most popular auto blog<\/a> for more information about the latest happenings in all of the Emirates.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-also-read\"><strong>Also Read:<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.dubicars.com\/news\/highway-driving-uae-rules-regulations-tips.html\">Highway Driving In The UAE<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.dubicars.com\/news\/mastering-desert-driving-tips-techniques.html\">Desert Driving Tips &amp; Techniques<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.dubicars.com\/news\/car-starts-then-dies-problems-symptoms-causes-fixes.html\">Car Starts Then Dies: How To Fix It!<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>If your car key fob does not unlock your car, the battery is probably dead. Modern cars use remote keys which need working batteries. If the battery is flat, you cannot unlock or start the car. Don\u2019t worry, changing the<\/p>\n","protected":false},"author":24,"featured_media":36548,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[6],"tags":[2029,2027,2028,977],"class_list":["post-83752","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides-how-to","tag-battery-replacement","tag-car-key","tag-car-key-battery","tag-guide"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.3.1 (Yoast SEO v25.3.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How To Replace A Car Key Battery | Quick &amp; Easy Step-by-Step Guide<\/title>\n<meta name=\"description\" content=\"Learn how to replace a car key battery step by step. Spot dead battery signs, follow easy steps, and fix your key fob in minutes.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How To Replace A Car Key Battery | Quick &amp; Easy Step-by-Step Guide\" \/>\n<meta property=\"og:description\" content=\"Learn how to replace a car key battery step by step. Spot dead battery signs, follow easy steps, and fix your key fob in minutes.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html\" \/>\n<meta property=\"og:site_name\" content=\"DubiCars - New and Used Cars\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/dubaicars\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-05T06:42:30+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1772\" \/>\n\t<meta property=\"og:image:height\" content=\"1183\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Punith Bharadwaj\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@dubicars\" \/>\n<meta name=\"twitter:site\" content=\"@dubicars\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Punith Bharadwaj\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html\"},\"author\":{\"name\":\"Punith Bharadwaj\",\"@id\":\"https:\/\/www.dubicars.com\/news\/#\/schema\/person\/474557c0202de3a4252b056c6c13059f\"},\"headline\":\"How To Replace A Car Key Battery?\",\"datePublished\":\"2025-07-05T06:42:30+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html\"},\"wordCount\":608,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#primaryimage\"},\"thumbnailUrl\":\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg\",\"keywords\":[\"Battery Replacement\",\"Car Key\",\"Car Key Battery\",\"Guide\"],\"articleSection\":[\"Guides &amp; How-to\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/#organization\"}},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html\",\"url\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html\",\"name\":\"How To Replace A Car Key Battery | Quick & Easy Step-by-Step Guide\",\"isPartOf\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#primaryimage\"},\"thumbnailUrl\":\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg\",\"datePublished\":\"2025-07-05T06:42:30+00:00\",\"description\":\"Learn how to replace a car key battery step by step. Spot dead battery signs, follow easy steps, and fix your key fob in minutes.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672079488\"},{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672091952\"},{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672102214\"},{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672114426\"},{\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672124930\"}],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#primaryimage\",\"url\":\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg\",\"contentUrl\":\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg\",\"width\":1772,\"height\":1183},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Guides &amp; How-to\",\"item\":\"https:\/\/www.dubicars.com\/news\/category\/guides-how-to\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How To Replace A Car Key Battery?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.dubicars.com\/news\/#website\",\"url\":\"https:\/\/www.dubicars.com\/news\/\",\"name\":\"DubiCars Blog\",\"description\":\"The latest Car News, Reviews &amp; How tos\",\"publisher\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.dubicars.com\/news\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.dubicars.com\/news\/#organization\",\"name\":\"DubiCars - New and Used Cars\",\"url\":\"https:\/\/www.dubicars.com\/news\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.dubicars.com\/news\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/12\/30181941\/logo.svg\",\"contentUrl\":\"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/12\/30181941\/logo.svg\",\"width\":56,\"height\":38,\"caption\":\"DubiCars - New and Used Cars\"},\"image\":{\"@id\":\"https:\/\/www.dubicars.com\/news\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/dubaicars\/\",\"https:\/\/x.com\/dubicars\",\"https:\/\/www.instagram.com\/dubicars\/\",\"https:\/\/www.linkedin.com\/company\/dubicars\/\",\"https:\/\/www.youtube.com\/c\/dubicarscom\",\"https:\/\/en.wikipedia.org\/wiki\/DubiCars\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.dubicars.com\/news\/#\/schema\/person\/474557c0202de3a4252b056c6c13059f\",\"name\":\"Punith Bharadwaj\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.dubicars.com\/news\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/667797543632330a2af46b345027e96c?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/667797543632330a2af46b345027e96c?s=96&d=mm&r=g\",\"caption\":\"Punith Bharadwaj\"},\"description\":\"He is a mechanical engineer immersed in the realm of automotive and motorsports journalism and brings a passion for everything on wheels, viewing them as if they were the last thing he'd ever want on this planet. From the sheer pleasure of ogling at cars and bikes to the exhilaration of watching them race against each other, his immense love for motorsports is evident. Beyond the world of wheels, he finds joy in capturing moments through lenses and embarking on road trips to explore new places.\",\"url\":\"https:\/\/www.dubicars.com\/news\/author\/punith\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672079488\",\"position\":1,\"url\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672079488\",\"name\":\"How long does a car key battery last?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most car key batteries last 2\u20134 years, depending on use and quality.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672091952\",\"position\":2,\"url\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672091952\",\"name\":\"Can I replace my car key battery myself?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Most car key batteries are easy to replace at home with simple tools.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672102214\",\"position\":3,\"url\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672102214\",\"name\":\"What happens if my car key battery dies completely?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"You may not be able to unlock or start your car remotely. Use the manual key or replace the battery.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672114426\",\"position\":4,\"url\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672114426\",\"name\":\"Do I need to reprogramme my key after changing the battery?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Usually, no. But if the battery was dead for too long, you might need to reprogramme it.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672124930\",\"position\":5,\"url\":\"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672124930\",\"name\":\"What battery do I need for my car key?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Check your owner\u2019s manual or open the key to find the battery number printed inside.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"How To Replace A Car Key Battery | Quick & Easy Step-by-Step Guide","description":"Learn how to replace a car key battery step by step. Spot dead battery signs, follow easy steps, and fix your key fob in minutes.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html","og_locale":"en_US","og_type":"article","og_title":"How To Replace A Car Key Battery | Quick & Easy Step-by-Step Guide","og_description":"Learn how to replace a car key battery step by step. Spot dead battery signs, follow easy steps, and fix your key fob in minutes.","og_url":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html","og_site_name":"DubiCars - New and Used Cars","article_publisher":"https:\/\/www.facebook.com\/dubaicars\/","article_published_time":"2025-07-05T06:42:30+00:00","og_image":[{"width":1772,"height":1183,"url":"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg","type":"image\/jpeg"}],"author":"Punith Bharadwaj","twitter_card":"summary_large_image","twitter_creator":"@dubicars","twitter_site":"@dubicars","twitter_misc":{"Written by":"Punith Bharadwaj","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#article","isPartOf":{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html"},"author":{"name":"Punith Bharadwaj","@id":"https:\/\/www.dubicars.com\/news\/#\/schema\/person\/474557c0202de3a4252b056c6c13059f"},"headline":"How To Replace A Car Key Battery?","datePublished":"2025-07-05T06:42:30+00:00","mainEntityOfPage":{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html"},"wordCount":608,"commentCount":0,"publisher":{"@id":"https:\/\/www.dubicars.com\/news\/#organization"},"image":{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#primaryimage"},"thumbnailUrl":"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg","keywords":["Battery Replacement","Car Key","Car Key Battery","Guide"],"articleSection":["Guides &amp; How-to"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#respond"]}],"copyrightYear":"2025","copyrightHolder":{"@id":"https:\/\/www.dubicars.com\/news\/#organization"}},{"@type":["WebPage","FAQPage"],"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html","url":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html","name":"How To Replace A Car Key Battery | Quick & Easy Step-by-Step Guide","isPartOf":{"@id":"https:\/\/www.dubicars.com\/news\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#primaryimage"},"image":{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#primaryimage"},"thumbnailUrl":"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg","datePublished":"2025-07-05T06:42:30+00:00","description":"Learn how to replace a car key battery step by step. Spot dead battery signs, follow easy steps, and fix your key fob in minutes.","breadcrumb":{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#breadcrumb"},"mainEntity":[{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672079488"},{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672091952"},{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672102214"},{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672114426"},{"@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672124930"}],"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#primaryimage","url":"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg","contentUrl":"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/01\/19140308\/Resized-Woman-With-Car-Key.jpg","width":1772,"height":1183},{"@type":"BreadcrumbList","@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Guides &amp; How-to","item":"https:\/\/www.dubicars.com\/news\/category\/guides-how-to"},{"@type":"ListItem","position":2,"name":"How To Replace A Car Key Battery?"}]},{"@type":"WebSite","@id":"https:\/\/www.dubicars.com\/news\/#website","url":"https:\/\/www.dubicars.com\/news\/","name":"DubiCars Blog","description":"The latest Car News, Reviews &amp; How tos","publisher":{"@id":"https:\/\/www.dubicars.com\/news\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.dubicars.com\/news\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.dubicars.com\/news\/#organization","name":"DubiCars - New and Used Cars","url":"https:\/\/www.dubicars.com\/news\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.dubicars.com\/news\/#\/schema\/logo\/image\/","url":"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/12\/30181941\/logo.svg","contentUrl":"https:\/\/d3jvxfsgjxj1vz.cloudfront.net\/news\/wp-content\/uploads\/2022\/12\/30181941\/logo.svg","width":56,"height":38,"caption":"DubiCars - New and Used Cars"},"image":{"@id":"https:\/\/www.dubicars.com\/news\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/dubaicars\/","https:\/\/x.com\/dubicars","https:\/\/www.instagram.com\/dubicars\/","https:\/\/www.linkedin.com\/company\/dubicars\/","https:\/\/www.youtube.com\/c\/dubicarscom","https:\/\/en.wikipedia.org\/wiki\/DubiCars"]},{"@type":"Person","@id":"https:\/\/www.dubicars.com\/news\/#\/schema\/person\/474557c0202de3a4252b056c6c13059f","name":"Punith Bharadwaj","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.dubicars.com\/news\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/667797543632330a2af46b345027e96c?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/667797543632330a2af46b345027e96c?s=96&d=mm&r=g","caption":"Punith Bharadwaj"},"description":"He is a mechanical engineer immersed in the realm of automotive and motorsports journalism and brings a passion for everything on wheels, viewing them as if they were the last thing he'd ever want on this planet. From the sheer pleasure of ogling at cars and bikes to the exhilaration of watching them race against each other, his immense love for motorsports is evident. Beyond the world of wheels, he finds joy in capturing moments through lenses and embarking on road trips to explore new places.","url":"https:\/\/www.dubicars.com\/news\/author\/punith"},{"@type":"Question","@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672079488","position":1,"url":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672079488","name":"How long does a car key battery last?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Most car key batteries last 2\u20134 years, depending on use and quality.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672091952","position":2,"url":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672091952","name":"Can I replace my car key battery myself?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes. Most car key batteries are easy to replace at home with simple tools.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672102214","position":3,"url":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672102214","name":"What happens if my car key battery dies completely?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"You may not be able to unlock or start your car remotely. Use the manual key or replace the battery.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672114426","position":4,"url":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672114426","name":"Do I need to reprogramme my key after changing the battery?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Usually, no. But if the battery was dead for too long, you might need to reprogramme it.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672124930","position":5,"url":"https:\/\/www.dubicars.com\/news\/how-to-replace-car-key-battery.html#faq-question-1751672124930","name":"What battery do I need for my car key?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Check your owner\u2019s manual or open the key to find the battery number printed inside.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/posts\/83752"}],"collection":[{"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/comments?post=83752"}],"version-history":[{"count":2,"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/posts\/83752\/revisions"}],"predecessor-version":[{"id":83759,"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/posts\/83752\/revisions\/83759"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/media\/36548"}],"wp:attachment":[{"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/media?parent=83752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/categories?post=83752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dubicars.com\/news\/wp-json\/wp\/v2\/tags?post=83752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}