{"id":3625,"date":"2026-09-29T05:43:52","date_gmt":"2026-09-29T05:43:52","guid":{"rendered":"https:\/\/shop.autoboss.com\/?post_type=product&#038;p=3625"},"modified":"2026-10-09T08:20:31","modified_gmt":"2026-10-09T08:20:31","slug":"autool-ast618-brake-fluid-flush-4-wheel-oil-change","status":"publish","type":"product","link":"https:\/\/autoboss.com\/es\/product\/autool-ast618-brake-fluid-flush-4-wheel-oil-change\/","title":{"rendered":"AUTOOL AST618 Four-Wheel Pulsating Brake Fluid Exchanger with 17 Adapters"},"content":{"rendered":"<div class=\"abd-pd\" data-abd-version=\"1\">\n<header class=\"abd-hero\">\n<h3>Four-Wheel Brake Fluid Exchange by One Technician<\/h3>\n<p class=\"abd-lead\">The AST618 connects to all four brake calipers at once, feeds fresh fluid from a stainless-steel pot under pulsed pressure and collects used fluid in four bottles. It runs on a 12 V vehicle battery and handles brake and clutch fluid exchange.<\/p>\n<ul class=\"abd-facts\">\n<li>4 Calipers at Once<\/li>\n<li>0.6\u20133.0 bar Adjustable<\/li>\n<li>Pulse and Time Settings<\/li>\n<li>17 Reservoir Adapters<\/li>\n<li>12 V DC Powered<\/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>Four-Wheel, One-Person Service<\/h5>\n<p>Connect all four calipers and the reservoir adapter, then a single technician starts and monitors the exchange.<\/p>\n<\/li>\n<li>\n<h5>Pulse Pressure Exchange<\/h5>\n<p>Fresh fluid enters the reservoir at the selected pressure while used fluid drains from each caliper until clean fluid flows, helping reduce air bubbles compared with basic pressurized filling.<\/p>\n<\/li>\n<li>\n<h5>Digital Settings With Auto Stop<\/h5>\n<p>Set pressure, pulse and working time on the panel, with pause\/start and relief\/stop controls. The machine stops if the fresh-fluid supply is abnormal, pressure cannot build or the pump draws air.<\/p>\n<\/li>\n<li>\n<h5>Stainless-Steel Fresh-Fluid Pot<\/h5>\n<p>The 3 L pot is corrosion- and collision-resistant for daily workshop use.<\/p>\n<\/li>\n<li>\n<h5>17-Piece Reservoir Adapter Set<\/h5>\n<p>Matches varied reservoir designs on European, American and Asian vehicles.<\/p>\n<\/li>\n<li>\n<h5>Mobile Trolley<\/h5>\n<p>Four rollers, a three-section telescoping handle, hanging hooks and hose storage keep the unit organized around the bay.<\/p>\n<\/li>\n<\/ol>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-compare\">\n<h4>AST618 vs AST612<\/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\">AST618<\/th>\n<th scope=\"col\">AST612<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Calipers serviced at once<\/th>\n<td class=\"is-current\">4<\/td>\n<td>2<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Adapter types<\/th>\n<td class=\"is-current\">17<\/td>\n<td>9<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Fluid bottles<\/th>\n<td class=\"is-current\">4 \u00d7 1.5 L used, 3 L stainless fresh-fluid pot<\/td>\n<td>2 \u00d7 1.5 L used, 1 \u00d7 1 L fresh<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Working pressure<\/th>\n<td class=\"is-current\">0.6\u20133.0 bar<\/td>\n<td>1.5\u20133.0 bar<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Maximum output flow<\/th>\n<td class=\"is-current\">1.6 L\/min<\/td>\n<td>2.6 L\/min<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Pulse and working-time settings<\/th>\n<td class=\"is-current\">Yes<\/td>\n<td>No<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Shutdown pressure relief<\/th>\n<td class=\"is-current\">10 seconds<\/td>\n<td>30 seconds<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Weight \/ mobility<\/th>\n<td class=\"is-current\">23.5 kg, 360\u00b0 casters, telescoping handle<\/td>\n<td>8 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>AST618 pulsating brake fluid exchanger<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>17-piece reservoir adapter set in case<\/li>\n<li><b class=\"abd-qty\">4\u00d7<\/b>Used brake fluid bottle<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>DC 12 V battery clamp power cable<\/li>\n<li><b class=\"abd-qty\">1\u00d7<\/b>User manual<\/li>\n<\/ul>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-use\">\n<h4>How to Use<\/h4>\n<ol class=\"abd-steps\">\n<li><b>Prepare the vehicle<\/b><span>Raise it so the wheels are off the ground; the engine stays off.<\/span><\/li>\n<li><b>Connect four outlet hoses<\/b><span>Attach the four oil ports to the brake cylinders and loosen the bleeder screws as required.<\/span><\/li>\n<li><b>Add fresh brake fluid<\/b><span>Fill the pot with the fluid the vehicle specifies, without overfilling.<\/span><\/li>\n<li><b>Connect the reservoir adapter<\/b><span>Choose the matching adapter and connect the filling hose to the master cylinder reservoir.<\/span><\/li>\n<li><b>Connect 12 V power<\/b><span>Clamp to the vehicle battery and turn on the power switch.<\/span><\/li>\n<li><b>Start the exchange<\/b><span>Press the Vacuum switch, then the Fuel switch.<\/span><\/li>\n<li><b>Adjust refilling speed<\/b><span>Watch the reservoir mouth and use the acceleration or deceleration switch as needed.<\/span><\/li>\n<li><b>Drain used fluid<\/b><span>Empty the machine&#8217;s used-fluid tank completely after each service.<\/span><\/li>\n<\/ol>\n<p class=\"abd-note\">Pressure, pulse, time settings and troubleshooting: <a href=\"https:\/\/autoboss.com\/wp-content\/uploads\/autool-catalog\/media\/5b10eb3b1c257c25a9c0f5de.pdf\" target=\"_blank\" rel=\"noopener\">AST618 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>Excessive pressure can damage the brake master cylinder or related components. The regulator ships set around 1\u20131.5 bar; raise it only when appropriate.<\/li>\n<li>Used fluid left in the machine tank can damage the vacuum pump and stop future exchanges.<\/li>\n<li>Prime the delivery line with the specified fluid and remove air before connecting to the vehicle, and again whenever the path is opened or the fluid type changes.<\/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>Check every connection for leaks and inspect the hoses for damage before each exchange.<\/li>\n<li>Keep the fresh-fluid filler port clean and the reservoir connection sealed during service.<\/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>Does the engine need to run during the exchange?<\/summary>\n<p>No. The vehicle does not need to be started.<\/p>\n<\/details>\n<details class=\"abd-faq\" name=\"abd-faq\">\n<summary>What working pressure should I use?<\/summary>\n<p>Start at the lowest suitable pressure and follow the vehicle manufacturer&#8217;s procedure.<\/p>\n<\/details>\n<details class=\"abd-faq\" name=\"abd-faq\">\n<summary>Which brake fluid should I fill?<\/summary>\n<p>The type the vehicle manufacturer specifies, kept free of air, water and debris during service.<\/p>\n<\/details>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>Four-Wheel Simultaneous Exchange:<\/strong> Connect all four brake calipers for one-person fluid replacement.<\/li>\n<li><strong>0.6\u20133.0 Bar Range:<\/strong> Adjust working pressure from 0.6 to 3.0 bar, starting at the lowest suitable pressure for the vehicle procedure.<\/li>\n<li><strong>Pressure, Pulse + Time Controls:<\/strong> Set pressure, pulse, and working time; the machine can stop if fluid supply is abnormal or pressure cannot build.<\/li>\n<li><strong>3 L Pot + Four Recovery Bottles:<\/strong> Supply fresh fluid from the stainless-steel pot and collect old fluid in four bottles.<\/li>\n<li><strong>17-Piece Adapter Set:<\/strong> Match varied reservoir designs with the included adapter set.<\/li>\n<\/ul>","protected":false},"featured_media":12641,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":""},"product_brand":[128],"product_cat":[62,63],"product_tag":[],"class_list":["post-3625","product","type-product","status-publish","has-post-thumbnail","product_brand-autool","product_cat-best-selling-products","product_cat-brake-fluid-maintenance","first","instock","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product\/3625","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=3625"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/media\/12641"}],"wp:attachment":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/media?parent=3625"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_brand?post=3625"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_cat?post=3625"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_tag?post=3625"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}