{"id":1,"date":"2026-04-15T02:25:27","date_gmt":"2026-04-15T02:25:27","guid":{"rendered":"http:\/\/labuauto.com\/?p=1"},"modified":"2026-04-24T07:51:58","modified_gmt":"2026-04-24T07:51:58","slug":"hello-world","status":"publish","type":"post","link":"https:\/\/labuauto.com\/es\/hello-world\/","title":{"rendered":"Camera works on bench but not when installed."},"content":{"rendered":"<p class=\"wp-block-paragraph\">Normally, a backup camera is powered by the same power line as the backup lights and powered to provide video when a gear is put in reverse and backup lights come on. 12VDC is a normal power requirement for backup cameras.<br><br>Modern automobiles have many electronic control units (ECUs) and a Controller Area Network (CAN bus) provides the communication backbone between ECUs.<br>In some vehicles, an ECU regulates the backup light voltage to less than 12VDC. This causes a problem for the backup cameras that use the backup light positive as their power source. 12VDC is required for the backup camera but less than 12VDC is provided.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br>The result is No VIDEO.<br><br><br>In such a case, we will have to utilize ACC+ and use a relay to provide power to a backup camera when the gear is in reverse.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Powering camera using a relay:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"267\" src=\"https:\/\/labuauto.com\/wp-content\/uploads\/2026\/04\/wiring_c015a269-f022-4d00-b536-b620d7d36d3b_480x480.png\" alt=\"\" class=\"wp-image-358\" srcset=\"https:\/\/labuauto.com\/wp-content\/uploads\/2026\/04\/wiring_c015a269-f022-4d00-b536-b620d7d36d3b_480x480.png 480w, https:\/\/labuauto.com\/wp-content\/uploads\/2026\/04\/wiring_c015a269-f022-4d00-b536-b620d7d36d3b_480x480-300x167.png 300w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Wiring:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Connect 12V power source (PIN 87) &#8212; ACC+&nbsp;(e.g. 12V cig. ligher socket\/charger socket or radio power source)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Camera power positive (PIN 30) &#8212;&nbsp;Red on camera wire<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Reverse light positive (PIN 86) &#8212;&nbsp;Consult car manual\/dealer for cable color<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ground the relay (PIN 85) &#8212; The negative battery pole&nbsp; or chassis<\/p>","protected":false},"excerpt":{"rendered":"<p>Normally, a backup camera is powered by the same power line as the backup lights and powered to provide video when a gear is put in reverse and backup lights come on. 12VDC is a normal power requirement for backup cameras. Modern automobiles have many electronic control units (ECUs) and a Controller Area Network (CAN [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-1","post","type-post","status-publish","format-standard","hentry","category-camera"],"_links":{"self":[{"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/posts\/1","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/comments?post=1"}],"version-history":[{"count":2,"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/posts\/1\/revisions"}],"predecessor-version":[{"id":363,"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/posts\/1\/revisions\/363"}],"wp:attachment":[{"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/media?parent=1"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/categories?post=1"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/labuauto.com\/es\/wp-json\/wp\/v2\/tags?post=1"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}