{"id":23295,"date":"2026-02-09T15:37:31","date_gmt":"2026-02-09T15:37:31","guid":{"rendered":"http:\/\/www.kaptest.com\/blog\/prep\/?p=23295"},"modified":"2026-02-09T21:40:39","modified_gmt":"2026-02-09T21:40:39","slug":"asvab-automotive-information-practice-questions","status":"publish","type":"post","link":"https:\/\/wpapp.kaptest.com\/study\/asvab\/asvab-automotive-information-practice-questions\/","title":{"rendered":"ASVAB Automotive Information Practice Questions"},"content":{"rendered":"<p>Planning on taking the <a title=\"asvab\" href=\"https:\/\/www.kaptest.com\/asvab\/books\">ASVAB<\/a>\u00a0Automotive Information Technical Subtest? Check out these practice questions!<br \/>\n<span style=\"font-weight: 400;\"><div  class='avia-builder-widget-area clearfix  avia-builder-el-0  el_before_av_promobox  avia-builder-el-first '><div id=\"custom_html-51\" class=\"widget_text widget clearfix widget_custom_html\"><div class=\"textwidget custom-html-widget\"><div><div class='op-interactive' id='63b896b32c8f8a6d8bb32372' data-title='ASVAB Automotive Information Quiz' data-url='https:\/\/kaplannorthamerica.outgrow.us\/63b896b32c8f8a6d8bb32372?vHeight=1' data-width='100%'><\/div><script src='\/\/dyv6f9ner1ir9.cloudfront.net\/assets\/js\/nloader.js'><\/script><script>initIframe('63b896b32c8f8a6d8bb32372');<\/script><\/div><\/div><\/div><\/div><\/span><br \/>\n\t<div   class='av_promobox  avia-button-no   avia-builder-el-1  el_after_av_sidebar  el_before_av_toggle_container '>\t\t<div class='avia-promocontent'><p>\n<strong>Question 1<\/strong><br \/>\nThe PCM receives signals from the vehicle\u2019s<br \/>\nA. sensors<br \/>\nB.\u00a0diagnostic data link<br \/>\nC.\u00a0actuators<br \/>\nD.\u00a0scan tool<\/p>\n<\/div><\/div><br \/>\n<div  class=\"togglecontainer   toggle_close_all  avia-builder-el-2  el_after_av_promobox  el_before_av_promobox \" >\n<section class=\"av_toggle_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\"  >    <div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  >        <p data-fake-id=\"#toggle-id-1\" class=\"toggler \"  itemprop=\"headline\"    role=\"tab\" tabindex=\"0\" aria-controls=\"toggle-id-1\">Answer 1<span class=\"toggle_icon\" >        <span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p>        <div id=\"toggle-id-1\" class=\"toggle_wrap \"  >            <div class=\"toggle_content invers-color \"  itemprop=\"text\"   ><p><b>A:\u00a0<\/b>As the \u201cbrain\u201d of the car, it is the job of the PCM to gather signals from the car\u2019s sensors and generate outputs to control the vehicle\u2019s functions. The diagnostic data link, choice (B), connects a scan tool to the PCM; the scan tool, (D), is what technicians use to read the PCM.<\/p>\n            <\/div>        <\/div>    <\/div><\/section>\n<\/div><br \/>\n\t<div   class='av_promobox  avia-button-no   avia-builder-el-3  el_after_av_toggle_container  el_before_av_toggle_container '>\t\t<div class='avia-promocontent'><p>\n<strong>Question 2<\/strong><br \/>\nWhich of the following is the least expensive and most effective maintenance procedure to maintain maximum engine life?<br \/>\nA.\u00a0lubricating all fittings<br \/>\nB.\u00a0regularly changing automatic transmission fluid<br \/>\nC.\u00a0regularly changing the oil and filter<br \/>\nD.\u00a0properly maintaining the thermostat<\/p>\n<\/div><\/div><br \/>\n<div  class=\"togglecontainer   toggle_close_all  avia-builder-el-4  el_after_av_promobox  el_before_av_promobox \" >\n<section class=\"av_toggle_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\"  >    <div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  >        <p data-fake-id=\"#toggle-id-2\" class=\"toggler \"  itemprop=\"headline\"    role=\"tab\" tabindex=\"0\" aria-controls=\"toggle-id-2\">Answer 2<span class=\"toggle_icon\" >        <span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p>        <div id=\"toggle-id-2\" class=\"toggle_wrap \"  >            <div class=\"toggle_content invers-color \"  itemprop=\"text\"   ><p><b>C:\u00a0<\/b>Proper lubrication of internal moving parts is essential to long engine life. Excessive wear on internal engine parts can occur when the engine oil becomes dirty or experiences degradation of its lubricating properties. Internal combustion engines are lubricated by circulating oil internally, not by lubricating fittings, (A). Changing automatic transmission fluid, (B), does not need to be done frequently and is important to the life of the transmission more than the engine. Thermostats, (D), generally don\u2019t require maintenance; if they fail to function properly they are usually replaced.<\/p>\n            <\/div>        <\/div>    <\/div><\/section>\n<\/div><br \/>\n\t<div   class='av_promobox  avia-button-no   avia-builder-el-5  el_after_av_toggle_container  el_before_av_toggle_container '>\t\t<div class='avia-promocontent'><p>\n<strong>Question 3<\/strong><br \/>\nWhere does combustion take place in the engine?<br \/>\n<img loading=\"lazy\" class=\"alignnone  wp-image-49201\" src=\"https:\/\/wpapp.kaptest.com\/study\/wp-content\/uploads\/R3JSr9hR0uyb75VXHox9_ASVAB_Auto_Question_3.png\" alt=\"Where does combustion take place in the engine?\" width=\"533\" height=\"301\" \/><br \/>\nA. 1<br \/>\nB. 2<br \/>\nC. 3<br \/>\nD. 4<\/p>\n<\/div><\/div><br \/>\n<div  class=\"togglecontainer   toggle_close_all  avia-builder-el-6  el_after_av_promobox  el_before_av_promobox \" >\n<section class=\"av_toggle_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\"  >    <div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  >        <p data-fake-id=\"#toggle-id-3\" class=\"toggler \"  itemprop=\"headline\"    role=\"tab\" tabindex=\"0\" aria-controls=\"toggle-id-3\">Answer 3<span class=\"toggle_icon\" >        <span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p>        <div id=\"toggle-id-3\" class=\"toggle_wrap \"  >            <div class=\"toggle_content invers-color \"  itemprop=\"text\"   ><p><b>B:\u00a0<\/b>The combustion chamber, indicated in the diagram by the number 2, is where the actual combustion of the air-fuel mixture takes place. It is located in the cylinder head directly above the piston (1 in the diagram).<\/p>\n            <\/div>        <\/div>    <\/div><\/section>\n<\/div><br \/>\n\t<div   class='av_promobox  avia-button-no   avia-builder-el-7  el_after_av_toggle_container  el_before_av_toggle_container '>\t\t<div class='avia-promocontent'><p>\n<strong>Question 4<\/strong><br \/>\nCoil-on-plug ignition systems eliminate the need for<br \/>\nA.\u00a0secondary coil winding<br \/>\nB.\u00a0spark plug wires<br \/>\nC.\u00a0spark plugs<br \/>\nD.\u00a0primary coil winding<\/p>\n<\/div><\/div><br \/>\n<div  class=\"togglecontainer   toggle_close_all  avia-builder-el-8  el_after_av_promobox  el_before_av_promobox \" >\n<section class=\"av_toggle_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\"  >    <div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  >        <p data-fake-id=\"#toggle-id-4\" class=\"toggler \"  itemprop=\"headline\"    role=\"tab\" tabindex=\"0\" aria-controls=\"toggle-id-4\">Answer 4<span class=\"toggle_icon\" >        <span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p>        <div id=\"toggle-id-4\" class=\"toggle_wrap \"  >            <div class=\"toggle_content invers-color \"  itemprop=\"text\"   ><p><b>B:\u00a0<\/b>Coil-on-plug ignition systems eliminate the need for spark plug wires because the ignition coil is mounted directly over the spark plugs. Answer choices (A), (C), and (D) are still necessary components in a coil-on-plug ignition system, and therefore are not correct.<\/p>\n            <\/div>        <\/div>    <\/div><\/section>\n<\/div><br \/>\n\t<div   class='av_promobox  avia-button-no   avia-builder-el-9  el_after_av_toggle_container  el_before_av_toggle_container '>\t\t<div class='avia-promocontent'><p>\n<strong>Question 5<\/strong><br \/>\nA 12:1 air-fuel mixture would be a _____ mixture.<br \/>\nA.\u00a0rich<br \/>\nB.\u00a0lean<br \/>\nC.\u00a0stoichiometric<br \/>\nD.\u00a0none of the above<\/p>\n<\/div><\/div><br \/>\n<div  class=\"togglecontainer   toggle_close_all  avia-builder-el-10  el_after_av_promobox  el_before_av_promobox \" >\n<section class=\"av_toggle_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\"  >    <div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  >        <p data-fake-id=\"#toggle-id-5\" class=\"toggler \"  itemprop=\"headline\"    role=\"tab\" tabindex=\"0\" aria-controls=\"toggle-id-5\">Answer 5<span class=\"toggle_icon\" >        <span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p>        <div id=\"toggle-id-5\" class=\"toggle_wrap \"  >            <div class=\"toggle_content invers-color \"  itemprop=\"text\"   ><p><b>A:\u00a0<\/b>A 12:1 ratio of air to fuel would be a rich mixture, fastburning and possibly producing black smoke.<\/p>\n            <\/div>        <\/div>    <\/div><\/section>\n<\/div><br \/>\n\t<div   class='av_promobox  avia-button-yes   avia-builder-el-11  el_after_av_toggle_container  avia-builder-el-last '>\t\t<div class='avia-promocontent'><p>\nWant more practice like this? Check out Kaplan&#8217;s ASVAB Total Prep Book!<\/p>\n<\/div><div  class='avia-button-wrap avia-button-right ' ><a href='https:\/\/www.amazon.com\/ASVAB-Total-Prep-2025-2026-Kaplan\/dp\/150629720X?crid=37TVIAKCBKVLZ&amp;dib=eyJ2IjoiMSJ9.jGI7BoCiebg-zubp7JWt4Y150_Rq5T_2Ce2URvMJlImYbMc2tBi_5nQqSGmSZxpUblztrYCMTLuS6RLU2eqP_LEZOCh9YWsEQFhcoNDmmYypIxaBfceDGSl708OTCcr5I37m-a6y87ED-PuZPidl7WsKjQC00y-jAOqIIN-vhSnvDnyTNTmkVfnaOAIZWcq0pqFyjspu5OtoB9qJvx1gRqlJF3yIAcMZoOU4YbACNdU.2HPpqWa_feymFVZXkOjDkk0cde8emtu4bOpPWxkAMu8&amp;dib_tag=se&amp;keywords=kaplan+asvab+prep+plus+2025-2026&amp;qid=1769193894&amp;sprefix=Kaplan+ASVAB%2Caps%2C239&amp;sr=8-2&amp;linkCode=ll2&amp;tag=kaptest-asvab-product-page-20&amp;linkId=ef8d500350fbfb7c8781631e5eb2bdec&amp;language=en_US&amp;ref_=as_li_ss_tl '  class='avia-button  avia-color-theme-color   avia-icon_select-no avia-size-large avia-position-right '   ><span class='avia_iconbox_title' >ASVAB Total Prep Book<\/span><\/a><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Planning on taking the ASVAB\u00a0Automotive Information Technical Subtest? Check out these practice questions!<\/p>\n","protected":false},"author":1,"featured_media":49199,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[302],"tags":[303],"_links":{"self":[{"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/posts\/23295"}],"collection":[{"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/comments?post=23295"}],"version-history":[{"count":4,"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/posts\/23295\/revisions"}],"predecessor-version":[{"id":49202,"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/posts\/23295\/revisions\/49202"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/media\/49199"}],"wp:attachment":[{"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/media?parent=23295"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/categories?post=23295"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpapp.kaptest.com\/study\/wp-json\/wp\/v2\/tags?post=23295"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}