{"id":11329,"date":"2026-09-30T10:39:35","date_gmt":"2026-09-30T10:39:35","guid":{"rendered":"https:\/\/shop.autoboss.com\/?post_type=product&#038;p=11329"},"modified":"2026-10-09T05:52:06","modified_gmt":"2026-10-09T05:52:06","slug":"autool-sdt203-automotive-smoke-leak-detector-with-pressure-gauge-flow-meter","status":"publish","type":"product","link":"https:\/\/autoboss.com\/es\/product\/autool-sdt203-automotive-smoke-leak-detector-with-pressure-gauge-flow-meter\/","title":{"rendered":"AUTOOL SDT203 Automotive Smoke Leak Detector with Pressure Gauge &#038; Flow Meter"},"content":{"rendered":"<div class=\"abd-pd\" data-abd-version=\"1\">\n<header class=\"abd-hero\">\n<h3>Smoke Leak Testing With Pressure and Flow Feedback, No Shop Air Needed<\/h3>\n<p class=\"abd-lead\">The SDT203&#8217;s built-in pump supplies the test air while a pressure gauge and flow meter show how the sealed line responds; then follow the escaping smoke to the leak. It runs from a 12 V vehicle battery, and testing oil is not included.<\/p>\n<ul class=\"abd-facts\">\n<li>Built-In Air Pump<\/li>\n<li>Pressure Gauge + Flow Meter<\/li>\n<li>Flow Adjustment Knob<\/li>\n<li>23 Intake Adapters<\/li>\n<li>About 5 s Smoke<\/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>Pressure Gauge<\/h5>\n<p>Shows whether the test line holds pressure: stable or rising pressure suggests a good seal, falling pressure may indicate a leak.<\/p>\n<\/li>\n<li>\n<h5>Flow Meter and Knob<\/h5>\n<p>Watch airflow changes during the test and adjust output for each line; the knob controls flow, not pressure.<\/p>\n<\/li>\n<li>\n<h5>Built-In Air Pump<\/h5>\n<p>No compressor or shop air is needed to run a test.<\/p>\n<\/li>\n<li>\n<h5>EVAP and Fuel Tank Checks<\/h5>\n<p>Test EVAP systems and fuel tanks with adapters that match the vehicle test port.<\/p>\n<\/li>\n<li>\n<h5>Intake, Exhaust and Sealing Checks<\/h5>\n<p>Find leaks in intake and exhaust systems, engine and body sealing areas, and line fittings where smoke escapes.<\/p>\n<\/li>\n<li>\n<h5>Hook Mounting<\/h5>\n<p>The compact body hangs from its hook near the test area and stores easily.<\/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\">SDT203<\/th>\n<th scope=\"col\">SDT103<\/th>\n<th scope=\"col\">SDT205S<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Air source<\/th>\n<td class=\"is-current\">Built-in pump<\/td>\n<td>External<\/td>\n<td>Built-in pump<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Rated output pressure<\/th>\n<td class=\"is-current\">&lt;15 psi<\/td>\n<td>3.2 kPa (0.46 psi)<\/td>\n<td>&lt;15 psi<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Rated output flow<\/th>\n<td class=\"is-current\">&lt;6 L\/min<\/td>\n<td>&gt;10 L\/min<\/td>\n<td>&lt;6 L\/min<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Modes<\/th>\n<td class=\"is-current\">Smoke<\/td>\n<td>Smoke<\/td>\n<td>Air + Smoke<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Pressure gauge<\/th>\n<td class=\"is-current\">Yes<\/td>\n<td>No<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Oil drain valve<\/th>\n<td class=\"is-current\">No<\/td>\n<td>No<\/td>\n<td>Yes<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Main unit weight<\/th>\n<td class=\"is-current\">1.7 kg<\/td>\n<td>1.15 kg<\/td>\n<td>3.2 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>SDT203 smoke leak detector<\/li>\n<li>12 V battery clamp cable<\/li>\n<li>Smoke hose<\/li>\n<li>23 intake adapters<\/li>\n<li>Cone, airbag and straight adapters<\/li>\n<li>Hook and funnel<\/li>\n<li>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 through the oil refill port; drain some out if overfilled.<\/span><\/li>\n<li><b>Mount and open airflow<\/b><span>Fit the hook, position the unit near the test area and gently open the flow control valve.<\/span><\/li>\n<li><b>Connect the smoke hose<\/b><span>With the ignition off, connect the hose between the smoke outlet and the line under test.<\/span><\/li>\n<li><b>Connect power<\/b><span>Red clamp to positive (+), black clamp to negative (\u2212) on a fully charged 12 V battery.<\/span><\/li>\n<li><b>Generate smoke<\/b><span>Press the Smoke Mode switch, let the line fill and inspect for escaping smoke; after stopping, let the unit purge residual smoke.<\/span><\/li>\n<li><b>Confirm and retest<\/b><span>Check the escape path against the system layout, repair the leak and repeat the same test.<\/span><\/li>\n<\/ol>\n<p class=\"abd-note\">Pressure and flow monitoring, adapter sealing and test-oil handling: <a href=\"https:\/\/autoboss.com\/wp-content\/uploads\/autool-catalog\/media\/266da9f53245115bb800be08.pdf\" target=\"_blank\" rel=\"noopener\">SDT203 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>Low-pressure tester: it cannot pressure-test an automotive A\/C system; use smoke only as an indirect aid on an isolated A\/C line section when the service procedure permits.<\/li>\n<li>Do not run continuously for more than 8 minutes; let the unit cool before restarting.<\/li>\n<li>Never refill testing oil while running, and do not use water or sticky liquids as testing oil.<\/li>\n<li>Keep smoke away from headlights and any component where smoke testing is not permitted.<\/li>\n<li>Keep the unit away from water and liquids, and avoid touching the metal housing when 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<\/div>","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>Pressure + Flow Monitoring:<\/strong> View line pressure and airflow changes while adjusting output for the selected low-pressure test.<\/li>\n<li><strong>Built-In Air Pump:<\/strong> Run smoke checks without an additional air pump or shop-air connection.<\/li>\n<li><strong>EVAP + System Leak Tracing:<\/strong> Trace escaping smoke in permitted EVAP, fuel-tank, intake, exhaust, sealing, and line-fitting checks.<\/li>\n<li><strong>23 Intake Adapters:<\/strong> Use 23 included intake adapters to connect and seal varied test openings.<\/li>\n<li><strong>Compact Hook Design:<\/strong> Position the compact unit near the test area with the integrated hook.<\/li>\n<\/ul>","protected":false},"featured_media":12382,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":""},"product_brand":[128],"product_cat":[54],"product_tag":[],"class_list":["post-11329","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\/11329","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=11329"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/media\/12382"}],"wp:attachment":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/media?parent=11329"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_brand?post=11329"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_cat?post=11329"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_tag?post=11329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}