{"id":3341,"date":"2018-06-04T00:00:54","date_gmt":"2018-06-04T00:00:54","guid":{"rendered":"http:\/\/mocktheorytest.com\/resources\/?p=3341"},"modified":"2019-02-05T11:20:06","modified_gmt":"2019-02-05T11:20:06","slug":"what-does-lane-keep-assist-do","status":"publish","type":"post","link":"https:\/\/mocktheorytest.com\/resources\/what-does-lane-keep-assist-do\/","title":{"rendered":"What does lane keep assist do?"},"content":{"rendered":"<p>Lane keep assist is a system that gently tries to guide your car back between the lines if it&#8217;s about to drift over the lines. The drift is usually caused by distraction, inattention or microsleeps, so lane keep assist is a valuable safety feature that can help prevent you running off the road or causing a head-on crash.<\/p>\n<p>There are two systems that are used:<\/p>\n<ol>\n<li><strong>Lane departure warning:<\/strong> this system alerts the driver if the vehicle is crossing the lines with a combination of a sound, visual warning and\/or steering wheel vibration<\/li>\n<li><strong>Lane keep assist:<\/strong> this system applies a small amount of corrective steering to bring the car back into the lane. If the manoeuvre was intentional, the driver can easily override this.<\/li>\n<\/ol>\n<div id=\"attachment_3343\" style=\"width: 348px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-3343\" class=\"wp-image-3343 size-full\" src=\"\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/lane-departure-warning.gif\" alt=\"\" width=\"338\" height=\"270\" \/><p id=\"caption-attachment-3343\" class=\"wp-caption-text\">The lane departure warning dashboard light<\/p><\/div>\n<div id=\"attachment_3344\" style=\"width: 291px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-3344\" class=\"size-full wp-image-3344\" src=\"\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/lane-keep-assist.jpg\" alt=\"\" width=\"281\" height=\"145\" \/><p id=\"caption-attachment-3344\" class=\"wp-caption-text\">LKAS (Lane Keeping Assist System) on a Honda<\/p><\/div>\n<p>The bottom right-hand button can be used to turn lane keep assist off. This is useful in areas where there will be a lot of false positives, such as city streets with a lot of old marked lines.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-3342\" src=\"\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/lane-departure-warning-600x334.jpg\" alt=\"\" width=\"550\" height=\"306\" srcset=\"https:\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/lane-departure-warning-600x334.jpg 600w, https:\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/lane-departure-warning-300x167.jpg 300w, https:\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/lane-departure-warning.jpg 702w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/p>\n<p>Lane departure systems have a variety of names, depending on the manufacturer offering it, such as lane keeping assist and lane departure warning system.<\/p>\n<p>Combined with radar cruise control a lane keep assist system provides a very low level of autonomous driving; the vehicle may be capable of keeping in a fundamentally straight line in a motorway lane.<\/p>\n<h2>Lane keep assist flaws<\/h2>\n<p>As the systems rely on cameras they can be defeated by snow, highly reflective wet tarmac, where the lines have been burned off (but not well enough) and where there are a lot of converging or diverging lines. They won&#8217;t work on rural B roads with no marked lines or if the cameras are dirty.<\/p>\n<div id=\"attachment_3345\" style=\"width: 560px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-3345\" class=\"size-large wp-image-3345\" src=\"\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/narrow-road-fog-40-limit-600x400.jpg\" alt=\"\" width=\"550\" height=\"367\" srcset=\"https:\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/narrow-road-fog-40-limit-600x400.jpg 600w, https:\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/narrow-road-fog-40-limit-300x200.jpg 300w, https:\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/narrow-road-fog-40-limit-768x512.jpg 768w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><p id=\"caption-attachment-3345\" class=\"wp-caption-text\">A narrow unmarked road with fog is no good for lane keep assist systems.<\/p><\/div>\n<div id=\"attachment_3346\" style=\"width: 560px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-3346\" class=\"size-large wp-image-3346\" src=\"\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/urban-road-rain-600x387.jpg\" alt=\"\" width=\"550\" height=\"355\" srcset=\"https:\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/urban-road-rain.jpg 600w, https:\/\/mocktheorytest.com\/resources\/wp-content\/uploads\/2018\/01\/urban-road-rain-300x194.jpg 300w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><p id=\"caption-attachment-3346\" class=\"wp-caption-text\">LKA will struggle when there&#8217;s heavy rain or standing water<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Lane keep assist is a system that gently tries to guide your car back between the lines if it&#8217;s about to drift over the lines. The drift is usually caused by distraction, inattention or microsleeps, so lane keep assist is<span class=\"ellipsis\">&hellip;<\/span><\/p>\n<div class=\"read-more\"><a href=\"https:\/\/mocktheorytest.com\/resources\/what-does-lane-keep-assist-do\/\">Read more &#8250;<\/a><\/div>\n<p><!-- end of .read-more --><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-3341","post","type-post","status-publish","format-standard","hentry","category-advice"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What does lane keep assist do? - Highway Code Resources<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mocktheorytest.com\/resources\/what-does-lane-keep-assist-do\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What does lane keep assist do? - Highway Code Resources\" \/>\n<meta property=\"og:description\" content=\"Lane keep assist is a system that gently tries to guide your car back between the lines if it&#8217;s about to drift over the lines. 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