{"id":3534,"date":"2026-09-29T05:43:50","date_gmt":"2026-09-29T05:43:50","guid":{"rendered":"https:\/\/shop.autoboss.com\/?post_type=product&#038;p=3534"},"modified":"2026-10-09T08:20:31","modified_gmt":"2026-10-09T08:20:31","slug":"autool-as507-power-steering-fluid-tester","status":"publish","type":"product","link":"https:\/\/autoboss.com\/es\/product\/autool-as507-power-steering-fluid-tester\/","title":{"rendered":"AUTOOL AS507 Optical Power Steering Fluid Tester with Temperature Readout"},"content":{"rendered":"<div class=\"abd-pd\" data-abd-version=\"1\">\n<header class=\"abd-hero\">\n<h3>Check Power Steering Fluid Condition Right at the Reservoir<\/h3>\n<p class=\"abd-lead\">The AS507 reads the light transmittance of power steering fluid through an optical probe and shows it together with fluid temperature and an OK, warning or replace status. It is a quick screening tool for power steering fluid; choose laboratory analysis when you need composition or wear-metal data.<\/p>\n<ul class=\"abd-facts\">\n<li>Optical Transmittance Test<\/li>\n<li>350 mm PTFE Probe<\/li>\n<li>10-Second Response<\/li>\n<li>Temperature in \u00b0C \/ \u00b0F<\/li>\n<li>4 \u00d7 AAA Battery Power<\/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>Optoelectronic Probe<\/h5>\n<p>A high-precision optoelectronic sensor evaluates fluid transmittance and impurity level.<\/p>\n<\/li>\n<li>\n<h5>Fluid Temperature Context<\/h5>\n<p>A built-in temperature sensor shows fluid temperature next to the result to help judge steering system working condition.<\/p>\n<\/li>\n<li>\n<h5>Flexible Probe for Reservoirs<\/h5>\n<p>The flexible hose probe reaches into the reservoir easily; the PTFE hose resists oil, oxidation and corrosion.<\/p>\n<\/li>\n<li>\n<h5>Clear Status Screen<\/h5>\n<p>The backlit display shows battery level, transmittance, temperature, backlight and sound status, and the OK, warning or suggested-replacement result.<\/p>\n<\/li>\n<li>\n<h5>Handheld and Independent<\/h5>\n<p>A silicone-lined grip and light body suit one-handed testing, and battery power keeps the check independent of the vehicle electrical system.<\/p>\n<\/li>\n<\/ol>\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>AS507 power steering fluid tester with integrated flexible hose probe<\/li>\n<li>User manual<\/li>\n<\/ul>\n<figure class=\"abd-fig\"><img decoding=\"async\" src=\"https:\/\/autoboss.com\/wp-content\/uploads\/autool-catalog\/media\/c8cb05e609022c7a81f78c9a.webp\" alt=\"AUTOOL AS507 power steering fluid tester with probe, retail box and user manual\" width=\"1200\" height=\"1200\" loading=\"lazy\"><figcaption>AS507 tester, retail box and user manual.<\/figcaption><\/figure>\n<\/section>\n<section class=\"abd-sec\" id=\"abd-use\">\n<h4>How to Use<\/h4>\n<ol class=\"abd-steps\">\n<li><b>Wipe the probe<\/b><span>Clean off dust, residue and previous test fluid before measuring.<\/span><\/li>\n<li><b>Submerge the probe<\/b><span>Insert the probe into the power steering fluid and make sure it is fully immersed.<\/span><\/li>\n<li><b>Start the test<\/b><span>Press the test button to begin the optical measurement.<\/span><\/li>\n<li><b>Read the result<\/b><span>Check transmittance, temperature and the OK, warning or suggested-replacement status, then clean the probe again.<\/span><\/li>\n<\/ol>\n<p class=\"abd-note\">Probe use, result interpretation and troubleshooting: <a href=\"https:\/\/autoboss.com\/wp-content\/uploads\/autool-catalog\/media\/01cd8c92f9bb4e93ebda4181.pdf\" target=\"_blank\" rel=\"noopener\">AS507 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-care\">\n<h5><span class=\"abd-tag\">Care<\/span><\/h5>\n<ul>\n<li>Clean the probe before and after every test to avoid cross-contamination.<\/li>\n<li>Use a clean, representative fluid sample for consistent results.<\/li>\n<li>Replace the batteries when the battery indicator is low.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>Power-Steering Fluid Check:<\/strong> Measure power-steering fluid transmittance and temperature for a focused maintenance screening result.<\/li>\n<li><strong>350 mm PTFE Probe:<\/strong> Reach the reservoir with a flexible hose that resists oil, oxidation, and corrosion.<\/li>\n<li><strong>Temperature + Fluid Status:<\/strong> View transmittance, temperature, and OK, warning, or suggested-replacement guidance together.<\/li>\n<li><strong>2.8-Inch Backlit Screen:<\/strong> Read the result in varied workshop lighting on the large backlit display.<\/li>\n<li><strong>Portable AAA Power:<\/strong> Operate the handheld tester from four AAA batteries.<\/li>\n<\/ul>","protected":false},"featured_media":12327,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":""},"product_brand":[128],"product_cat":[62,99],"product_tag":[129,134],"class_list":["post-3534","product","type-product","status-publish","has-post-thumbnail","product_brand-autool","product_cat-best-selling-products","product_cat-fluid-testers","product_tag-autool","product_tag-power-steering-fluid-tester","first","instock","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product\/3534","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=3534"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/media\/12327"}],"wp:attachment":[{"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/media?parent=3534"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_brand?post=3534"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_cat?post=3534"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/autoboss.com\/es\/wp-json\/wp\/v2\/product_tag?post=3534"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}