{"id":11968,"date":"2026-09-30T10:39:52","date_gmt":"2026-09-30T10:39:52","guid":{"rendered":"https:\/\/shop.autoboss.com\/?post_type=product&#038;p=11968"},"modified":"2026-10-09T08:20:30","modified_gmt":"2026-10-09T08:20:30","slug":"mrcartool-v309-fuel-injector-tester-direct-injection","status":"publish","type":"product","link":"https:\/\/autoboss.com\/de\/product\/mrcartool-v309-fuel-injector-tester-direct-injection\/","title":{"rendered":"MRCARTOOL V309 4-Cylinder GDI Fuel Injector Cleaner and Tester with 3 Cleaning &#038; 9 Test Modes"},"content":{"rendered":"<div class=\"abd-pd\" data-abd-version=\"1\">\n<header class=\"abd-hero\">\n<h3>Ultrasonic Cleaning and Flow Testing for Standard and GDI Injectors<\/h3>\n<p class=\"abd-lead\">The V309 combines ultrasonic cleaning with microcomputer-controlled oil pressure testing. It simulates a range of engine conditions to clean and test high-pressure EFI\/FSI\/GDI injectors as well as standard injectors.<\/p>\n<ul class=\"abd-facts\">\n<li>4 Injectors at Once<\/li>\n<li>3 Cleaning + 9 Tests<\/li>\n<li>12V \/ 70V \/ 120V<\/li>\n<li>9 Adapter Types<\/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>Ultrasonic Cleaning<\/h5>\n<p>Cleans injectors in the ultrasonic tank without damage, and can also clean spark plugs placed in the tank with cleaning fluid.<\/p>\n<\/li>\n<li>\n<h5>Nine Test Functions<\/h5>\n<p>Idle, medium speed, high speed, accelerating, variable speed and leakage tests, plus three spray volume tests to check for leaking and blocked injectors.<\/p>\n<\/li>\n<li>\n<h5>Side-by-Side Comparison<\/h5>\n<p>Four injectors are tested at the same time in large measuring cylinders, so a weak or faulty injector is easy to spot.<\/p>\n<\/li>\n<li>\n<h5>Injector Voltage Selection<\/h5>\n<p>Select 12V for standard injectors or 70V\/120V for GDI injectors before cleaning or testing.<\/p>\n<\/li>\n<li>\n<h5>Digital Control Panel<\/h5>\n<p>One-button start and stop, with adjustable test time, working frequency, injection times and shortest switching period within the allowed range. One person can run the whole job.<\/p>\n<\/li>\n<\/ol>\n<\/section>\n<section class=\"abd-sec abd-hls\" id=\"abd-highlights\">\n<h4>Highlights<\/h4>\n<figure class=\"abd-hl\"><img decoding=\"async\" src=\"https:\/\/autoboss.com\/wp-content\/uploads\/mrcartool-catalog\/media\/1cd088c662476dfea57219c4.jpg\" alt=\"MRCARTOOL V309 with examples of standard and GDI fuel injectors it can clean and test\" width=\"1200\" height=\"1200\" loading=\"lazy\"><figcaption>\n<h5>For Various Injectors<\/h5>\n<p>Standard injectors and GDI injectors from direct injection engines such as Mercedes-Benz, BMW, Audi, Porsche and Ford.<\/p>\n<\/figcaption><\/figure>\n<figure class=\"abd-hl\"><img decoding=\"async\" src=\"https:\/\/autoboss.com\/wp-content\/uploads\/mrcartool-catalog\/media\/73877d8f9758b73ba9616065.jpg\" alt=\"MRCARTOOL V309 GDI panel with 12V, 70V and 120V injector voltage selection\" width=\"1200\" height=\"1200\" loading=\"lazy\"><figcaption>\n<h5>Voltage Selection<\/h5>\n<p>12V for standard injectors, 70V or 120V for GDI injectors.<\/p>\n<\/figcaption><\/figure>\n<figure class=\"abd-hl\"><img decoding=\"async\" src=\"https:\/\/autoboss.com\/wp-content\/uploads\/mrcartool-catalog\/media\/0fd25bee05f4224a721ddd35.jpg\" alt=\"MRCARTOOL V309 nine injector testing functions around a GDI injector\" width=\"1200\" height=\"1200\" loading=\"lazy\"><figcaption>\n<h5>Nine Tests<\/h5>\n<p>Speed, leak and spray volume tests under simulated conditions.<\/p>\n<\/figcaption><\/figure>\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\">V309<\/th>\n<th scope=\"col\">V209<\/th>\n<th scope=\"col\">V308<\/th>\n<th scope=\"col\">V310<\/th>\n<th scope=\"col\">V311<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Functions<\/th>\n<td class=\"is-current\">3 cleaning, 9 testing<\/td>\n<td>1 cleaning, 9 testing<\/td>\n<td>1 cleaning, 9 testing<\/td>\n<td>3 cleaning, 9 testing<\/td>\n<td>1 cleaning, 6 testing<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Injectors<\/th>\n<td class=\"is-current\">4<\/td>\n<td>4<\/td>\n<td>4<\/td>\n<td>6<\/td>\n<td>6<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Simulated RPM<\/th>\n<td class=\"is-current\">0\u20137500 r\/min<\/td>\n<td>0\u20135000 r\/min<\/td>\n<td>0\u20137500 r\/min<\/td>\n<td>0\u20137500 r\/min<\/td>\n<td>0\u20135000 r\/min<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Adapter connectors<\/th>\n<td class=\"is-current\">9 types<\/td>\n<td>6 types<\/td>\n<td>4 types<\/td>\n<td>9 types<\/td>\n<td>6 types<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Injector types<\/th>\n<td class=\"is-current\">Standard and GDI\/EFI\/FSI<\/td>\n<td>Standard and GDI\/EFI\/FSI<\/td>\n<td>Standard<\/td>\n<td>Standard and GDI\/EFI\/FSI<\/td>\n<td>Standard and GDI\/EFI\/FSI<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Voltage settings<\/th>\n<td class=\"is-current\">12V \/ 70V \/ 120V<\/td>\n<td>12V \/ 70V \/ 120V<\/td>\n<td>12V<\/td>\n<td>12V \/ 70V \/ 120V<\/td>\n<td>12V \/ 70V \/ 120V<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Cleaning fluid heating<\/th>\n<td class=\"is-current\">No<\/td>\n<td>Yes, 45\u00b0C<\/td>\n<td>Yes, 45\u00b0C<\/td>\n<td>No<\/td>\n<td>Yes, 45\u00b0C<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Color display<\/th>\n<td class=\"is-current\">No<\/td>\n<td>No<\/td>\n<td>No<\/td>\n<td>3.2 inch<\/td>\n<td>5 inch<\/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>Main unit<\/li>\n<li>Cleaning fluid drain valve<\/li>\n<li>Ultrasonic cleaning cover<\/li>\n<li>Oil separator<\/li>\n<li>Washers<\/li>\n<li>Sealing rings<\/li>\n<li>Funnel<\/li>\n<li>Fixing bolts<\/li>\n<li>Plugs<\/li>\n<li>Ultrasonic cleaning bracket<\/li>\n<li>Pulse signal cables<\/li>\n<li>Cleaning connectors<\/li>\n<li>Power cable<\/li>\n<li>User manual<\/li>\n<\/ul>\n<figure class=\"abd-fig\"><img decoding=\"async\" src=\"https:\/\/autoboss.com\/wp-content\/uploads\/mrcartool-catalog\/media\/fb251a6a6853652c932fcdb6.jpg\" alt=\"MRCARTOOL V309 main unit with drain valve, cleaning cover, oil separator, washers, sealing rings, funnel, bolts, plugs, bracket, pulse signal cables, user manual, power cable and cleaning connectors\" width=\"1200\" height=\"1200\" loading=\"lazy\"><figcaption>V309 main unit and included accessories.<\/figcaption><\/figure>\n<p class=\"abd-note\">Setup and operation: <a href=\"https:\/\/autoboss.com\/wp-content\/uploads\/mrcartool-catalog\/media\/479eafa9883cc9ff3088f478.pdf\" target=\"_blank\" rel=\"noopener\">V309 user manual (PDF)<\/a>.<\/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>Pre-clean the exterior<\/b><span>Wipe the outside of the injectors with cleaning liquid.<\/span><\/li>\n<li><b>Ultrasonic bath<\/b><span>Place the injectors in the ultrasonic tank, keeping the fluid below the pulse line connection port, and run the ultrasonic cleaning.<\/span><\/li>\n<li><b>Recover the fluid<\/b><span>After cleaning, recycle the remaining cleaning fluid.<\/span><\/li>\n<li><b>Mount and check<\/b><span>Fix the injectors on the main machine, check resistance, shorts and current draw, and fill the test liquid to half of the glass tube.<\/span><\/li>\n<li><b>Run the tests<\/b><span>Perform leak, spray pattern and flow rate tests, then retest all functions after cleaning.<\/span><\/li>\n<\/ol>\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>Do not turn on the ultrasonic cleaner before adding ultrasonic cleanser, or damage may occur.<\/li>\n<li>Never put the pulse signal cable or its connector into the cleanser.<\/li>\n<li>Do not run the ultrasonic cleaner continuously for more than 30 min, or its life will be shortened.<\/li>\n<li>Cleaning injectors or the throttle valve without disassembly requires extra accessories sold separately.<\/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>Add only enough cleanser to soak the injector needles.<\/li>\n<li>Unplug the power when not in use.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>V309 Fuel Injector Testing and Cleaning Machine integrates ultrasonic cleaning with microcomputer-controlled hydraulic pressure testing technology. It simulates multiple engine operating conditions and supports cleaning and testing of high-pressure EFI\/FSI\/GDI injectors as well as standard injectors, compatible with 98% of vehicle models.<\/p>","protected":false},"featured_media":12313,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":""},"product_brand":[126],"product_cat":[85],"product_tag":[],"class_list":["post-11968","product","type-product","status-publish","has-post-thumbnail","product_brand-mrcartool","product_cat-fuel-injector-cleaner-tester","first","instock","sale","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product\/11968","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/comments?post=11968"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/media\/12313"}],"wp:attachment":[{"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/media?parent=11968"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product_brand?post=11968"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product_cat?post=11968"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/autoboss.com\/de\/wp-json\/wp\/v2\/product_tag?post=11968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}