{"id":11442,"date":"2026-09-30T10:39:38","date_gmt":"2026-09-30T10:39:38","guid":{"rendered":"https:\/\/shop.autoboss.com\/?post_type=product&#038;p=11442"},"modified":"2026-10-09T06:12:37","modified_gmt":"2026-10-09T06:12:37","slug":"autool-sdt205-automotive-smoke-leak-detector-with-air-smoke-modes","status":"publish","type":"product","link":"https:\/\/autoboss.com\/es\/product\/autool-sdt205-automotive-smoke-leak-detector-with-air-smoke-modes\/","title":{"rendered":"AUTOOL SDT205 Automotive Smoke Leak Detector with Air &#038; Smoke Modes"},"content":{"rendered":"<div class=\"abd-pd\" data-abd-version=\"1\">\n<header class=\"abd-hero\">\n<h3>Check Pressure With Air, Then Find the Leak With Smoke<\/h3>\n<p class=\"abd-lead\">The SDT205 has its own air pump and pressure gauge, so it runs from a 12 V battery without shop air. Air Mode monitors pressure without adding smoke; Smoke Mode reveals the leak path on permitted low-pressure systems. Testing oil is not included.<\/p>\n<ul class=\"abd-facts\">\n<li>Air + Smoke Modes<\/li>\n<li>Built-In Air Pump<\/li>\n<li>Pressure Gauge<\/li>\n<li>Oil Drain Valve<\/li>\n<li>Fault Indicator<\/li>\n<\/ul>\n<\/header>\n<section class=\"abd-sec\" id=\"abd-features\">\n<h4>Key Features<\/h4>\n<ol class=\"abd-features\">\n<li>\n<h5>Separate Air and Smoke Modes<\/h5>\n<p>Independent switches: use Air Mode to watch pressure, then Smoke Mode to locate the leak visually.<\/p>\n<\/li>\n<li>\n<h5>Pressure-Gauge Feedback<\/h5>\n<p>Watch pressure change on the gauge; a pressure drop may indicate a line leak that needs further inspection.<\/p>\n<\/li>\n<li>\n<h5>Fast Smoke Start<\/h5>\n<p>Produces smoke in about 5 seconds; allow about 30 seconds for the connected line to fill.<\/p>\n<\/li>\n<li>\n<h5>No Compressor Needed<\/h5>\n<p>The integrated air pump saves setup time and suits mobile repair.<\/p>\n<\/li>\n<li>\n<h5>Low-Pressure Leak Checks<\/h5>\n<p>Intake, exhaust, vehicle sealing, fuel tank, line fittings, EVAP and vacuum systems.<\/p>\n<\/li>\n<li>\n<h5>Workshop-Friendly Design<\/h5>\n<p>A compact body with handle, plus cone and airbag adapters, an oil drain valve for oil service and a fault light for status.<\/p>\n<\/li>\n<\/ol>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-compare\">\n<h4>Model Comparison<\/h4>\n<div class=\"abd-table-wrap\">\n<table class=\"abd-table abd-compare\">\n<thead>\n<tr>\n<th scope=\"col\"><\/th>\n<th scope=\"col\" class=\"is-current\">SDT205<\/th>\n<th scope=\"col\">SDT205S<\/th>\n<th scope=\"col\">SDT203<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Mode output<\/th>\n<td class=\"is-current\">Air + Smoke<\/td>\n<td>Air + Smoke<\/td>\n<td>Smoke<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Flow meter window<\/th>\n<td class=\"is-current\">No<\/td>\n<td>Yes<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Flow adjustment knob<\/th>\n<td class=\"is-current\">No<\/td>\n<td>Yes<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Oil drain valve<\/th>\n<td class=\"is-current\">Yes<\/td>\n<td>Yes<\/td>\n<td>No<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Main unit weight<\/th>\n<td class=\"is-current\">3.2 kg<\/td>\n<td>3.2 kg<\/td>\n<td>1.7 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-box\">\n<h4>What&#8217;s in the Box<\/h4>\n<ul class=\"abd-box\">\n<li><b class=\"abd-qty\">1\u00d7<\/b>SDT205 smoke leak detector<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Power cord<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Smoke outlet hose<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Cone adapter<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Valve core wrench<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>EVAP connector<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Filling bottle<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Universal airbag adapter<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Universal hard rubber plug set<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>Universal small adapter<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>User manual<\/li>\n<\/ul>\n<p class=\"abd-note\">Testing oil is not included; use liquid paraffin or baby oil.<\/p>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-use\">\n<h4>How to Use<\/h4>\n<ol class=\"abd-steps\">\n<li><b>Add testing oil<\/b><span>Fill 10\u201315 mL of baby oil or liquid paraffin before use without overfilling.<\/span><\/li>\n<li><b>Connect the test line<\/b><span>Disconnect the line to be tested and connect it to the detector.<\/span><\/li>\n<li><b>Connect power<\/b><span>Clamp onto a 12 V DC battery and turn on the power switch.<\/span><\/li>\n<li><b>Check with air<\/b><span>Use Air Mode and watch the gauge for a pressure change.<\/span><\/li>\n<li><b>Locate leaks<\/b><span>Switch to Smoke Mode, let the line fill and inspect for escaping smoke, using a headlamp if needed.<\/span><\/li>\n<li><b>Confirm and retest<\/b><span>Check the escape path against the system layout, repair the verified leak and repeat the same test.<\/span><\/li>\n<\/ol>\n<p class=\"abd-note\">Air and Smoke modes, pressure monitoring and troubleshooting: <a href=\"https:\/\/autoboss.com\/wp-content\/uploads\/autool-catalog\/media\/1c75b1a19893e063e2fbd7ac.pdf\" target=\"_blank\" rel=\"noopener\">SDT205 user manual (PDF)<\/a>.<\/p>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-notes\">\n<h4>Good to Know<\/h4>\n<div class=\"abd-notes\">\n<div class=\"abd-note-group is-caution\">\n<h5><span class=\"abd-tag\">Caution<\/span><\/h5>\n<ul>\n<li>Output is fixed and cannot be adjusted; use the gauge to monitor pressure and stay within the vehicle or component service limit.<\/li>\n<li>Not for direct pressure testing of automotive A\/C systems, which operate at about 1.7\u20133.0 MPa.<\/li>\n<li>Do not introduce smoke into any system the service procedure excludes from smoke testing.<\/li>\n<li>Do not run continuously for more than 8 minutes; overheat protection cuts power above 75\u00b0C, so let the unit cool before restarting.<\/li>\n<li>Never refill testing oil while the unit is running; drain some oil before operation if overfilled.<\/li>\n<li>Avoid touching the metal housing when it is hot.<\/li>\n<\/ul>\n<\/div>\n<div class=\"abd-note-group is-care\">\n<h5><span class=\"abd-tag\">Care<\/span><\/h5>\n<ul>\n<li>Refill only when the smoke becomes thin: drain the old oil first and add no more than 15 mL at a time.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-faq\">\n<h4>FAQ<\/h4>\n<details class=\"abd-faq\" name=\"abd-faq\">\n<summary>Can I use the SDT205 as an EVAP smoke machine?<\/summary>\n<p>Yes. Use the EVAP adapter or service tool that matches the vehicle test port.<\/p>\n<\/details>\n<details class=\"abd-faq\" name=\"abd-faq\">\n<summary>How can smoke help on an isolated A\/C line section?<\/summary>\n<p>First isolate and pressurize the line section according to the service procedure, then apply smoke near it. If escaping air disturbs the smoke, inspect that area for a leak.<\/p>\n<\/details>\n<details class=\"abd-faq\" name=\"abd-faq\">\n<summary>What if no smoke appears?<\/summary>\n<p>Verify access, isolation, valve state and smoke delivery before moving to functional diagnosis or another test method.<\/p>\n<\/details>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>Air + Smoke Modes:<\/strong> Use Air Mode for pressure monitoring, then switch to Smoke Mode for visual leak location.<\/li>\n<li><strong>Built-In Air Pump:<\/strong> Run workshop or mobile smoke checks without an external compressor.<\/li>\n<li><strong>Visual Pressure Gauge:<\/strong> Monitor line pressure for drops that may indicate a leak requiring closer inspection.<\/li>\n<li><strong>Multi-System Low-Pressure Checks:<\/strong> Trace leaks in permitted intake, exhaust, sealing, fuel-tank, line-fitting, EVAP, and vacuum systems.<\/li>\n<li><strong>Portable Adapter Setup:<\/strong> A compact handle, cone adapter, and airbag adapter support workshop and mobile connections.<\/li>\n<\/ul>","protected":false},"featured_media":12399,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":""},"product_brand":[128],"product_cat":[54],"product_tag":[],"class_list":["post-11442","product","type-product","status-publish","has-post-thumbnail","product_brand-autool","product_cat-automotive-pipe-leak-detection","first","instock","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product\/11442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/comments?post=11442"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/media\/12399"}],"wp:attachment":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/media?parent=11442"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_brand?post=11442"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_cat?post=11442"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_tag?post=11442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}