{"id":40223,"date":"2023-11-27T15:11:58","date_gmt":"2023-11-27T07:11:58","guid":{"rendered":"https:\/\/autoolstore.com\/?post_type=product&#038;p=40223"},"modified":"2026-09-23T23:48:43","modified_gmt":"2026-09-24T07:48:43","slug":"autool-as505-atf-exchanger-transmission-oil-tester","status":"publish","type":"product","link":"https:\/\/autoolstore.com\/product\/autool-as505-atf-exchanger-transmission-oil-tester\/","title":{"rendered":"AUTOOL AS505 Transmission Fluid Tester"},"content":{"rendered":"\r\n<div class=\"autool-page-shell\"><main id=\"as505-product-page\" class=\"autool-description autool-product-page\" data-autool-lightbox=\"off\" data-autool-mobile-nav=\"false\" data-autool-rail-controls=\"true\">\r\n<section id=\"autool-overview\" class=\"autool-section autool-product-hero autool-section--overview\" data-autool-nav=\"Overview\" data-autool-surface=\"dark\">\r\n<div class=\"autool-layout-container autool-product-hero__grid\">\r\n<div class=\"autool-product-hero__copy\">\r\n<p class=\"autool-product-hero__eyebrow\">AUTOOL AS505 \u00b7 Transmission Fluid Transmittance Tester<\/p>\r\n<h2 class=\"autool-product-hero__title\">Inspect ATF Condition with Optical Context<\/h2>\r\n<p class=\"autool-product-hero__lead\">Screen transmission-fluid transparency and temperature before deciding the next maintenance step. AS505 uses a flexible 800 mm probe to reach service points and shows transmittance, an analog bar, fluid temperature, and status guidance on one backlit display. The optical reading is service context rather than a stand-alone replacement decision.<\/p>\r\n<ul class=\"autool-product-hero__capabilities\" aria-label=\"AS505 key benefits\">\r\n<li>ATF Transmittance Screen<\/li>\r\n<li>Fluid Temperature Context<\/li>\r\n<li>800 mm Flexible Probe<\/li>\r\n<li>2.8-Inch Backlit Display<\/li>\r\n<li>6 V Battery Power<\/li>\r\n<\/ul>\r\n<nav class=\"autool-product-hero__actions\" aria-label=\"AS505 sections\"><a class=\"autool-product-button autool-product-button--primary\" href=\"#autool-features\">Explore Features<\/a><a class=\"autool-product-button\" href=\"#autool-use\">View Workflow<\/a><a class=\"autool-product-button\" href=\"#autool-comparison\">Specs &amp; Compare<\/a><\/nav><\/div>\r\n<figure class=\"autool-product-hero__media\"><img decoding=\"async\" src=\"https:\/\/autoolstore.com\/wp-content\/uploads\/2023\/11\/AUTOOL-AS505-Optical-Transmission-Fluid-Tester-2.png\" alt=\"AUTOOL AS505 transmission fluid tester main product image showing optical probe transmittance display oil temperature display handheld design and 2.8-inch backlit screen\" \/><\/figure>\r\n<\/div>\r\n<\/section>\r\n<aside class=\"autool-product-metrics\" aria-label=\"AS505 at a glance\">\r\n<div class=\"autool-product-metrics__inner\">\r\n<div class=\"autool-product-metric\"><strong>800 mm<\/strong>Probe Reach<\/div>\r\n<div class=\"autool-product-metric\"><strong>2.8 in<\/strong>Backlit Display<\/div>\r\n<div class=\"autool-product-metric\"><strong>10 sec<\/strong>Response Time<\/div>\r\n<div class=\"autool-product-metric\"><strong>4 \u00d7 AAA<\/strong>Battery Power<\/div>\r\n<\/div>\r\n<\/aside>\r\n<section id=\"autool-features\" class=\"autool-section autool-product-section--soft autool-section--value\" data-autool-surface=\"base\">\r\n<div class=\"autool-layout-container\"><header class=\"autool-section-head\">\r\n<p class=\"autool-subhead\">Key Features<\/p>\r\n<h2 class=\"autool-title\">Transmission Fluid Tester: Transmittance and Temperature Together<\/h2>\r\n<\/header>\r\n<div class=\"autool-product-grid autool-product-grid--3 autool-product-rail\" data-autool-rail=\"features\">\r\n<article class=\"autool-product-card\">\r\n<h3>High-Precision Optical Transmittance Probe<\/h3>\r\n<p>The integrated photoelectric transceiver sensor probe helps provide stable measurement feedback when checking transmission fluid transmittance.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>800mm Flexible Hose Probe<\/h3>\r\n<p>The 800mm Teflon hose probe offers flexible access during testing and is resistant to oil, oxidation, and corrosion for longer service life.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Oil Temperature Display<\/h3>\r\n<p>The built-in temperature sensor displays the current transmission fluid temperature and supports \u00b0C \/ \u00b0F unit switching.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>2.8-inch Backlit LCD<\/h3>\r\n<p>The high-definition backlit LCD makes readings easier to view in daylight, dim workshop areas, or nighttime conditions.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Clear Result Indicators<\/h3>\r\n<p>The screen shows transmittance, analog bar graph, OK, warning, and suggested replacement indicators to help users interpret the result quickly.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Comfortable Handheld Design<\/h3>\r\n<p>The silicone-lined handheld portion provides a comfortable grip, while the lightweight body supports easy single-handed operation.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Transmission Fluid Checks<\/h3>\r\n<p>AS505 measures automotive transmission fluid transmittance and temperature.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Portable Battery Power<\/h3>\r\n<p>The 175 \u00d7 72 \u00d7 29mm tester uses four 1.5V batteries for 6V operation.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Transmission Fluid Testing<\/h3>\r\n<p>AS505 is mainly used to test automotive transmission fluid transmittance and oil temperature. Reduced transmittance may be related to impurities, deposits, or metal contamination in the fluid.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>6V Battery Power<\/h3>\r\n<p>The tester uses 4 \u00d7 1.5V AAA batteries for a 6V operating voltage. Install batteries with the correct polarity before powering on.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Auto Power-Off<\/h3>\r\n<p>The tester automatically powers off after about 5 minutes of no activity. Long press the power key to turn the tester on or off manually.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>3 Years Warranty Support<\/h3>\r\n<p>Main unit: 3-year warranty. Standard accessories: 1-year warranty. <a href=\"https:\/\/autoolstore.com\/warranty-policy\/\" target=\"_blank\" rel=\"noopener\">Warranty Policy<\/a>.<\/p>\r\n<\/article>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"autool-use\" class=\"autool-section autool-section--workflow autool-section--workflow-anchor\" data-autool-surface=\"dark\">\r\n<div class=\"autool-layout-container\"><header class=\"autool-section-head\">\r\n<p class=\"autool-subhead\">Service Workflow<\/p>\r\n<h2 class=\"autool-title\">Reach, Read and Clean the Probe<\/h2>\r\n<\/header>\r\n<div class=\"autool-workflow\" data-autool-workflow=\"\" data-workflow-mode=\"panels\">\r\n<div class=\"autool-workflow__tabs\" role=\"tablist\" aria-label=\"as505 workflow\" data-workflow-tabs=\"\"><button id=\"as505-tab-0\" class=\"autool-workflow__tab\" tabindex=\"0\" role=\"tab\" type=\"button\" aria-controls=\"as505-panel-0\" aria-selected=\"true\" data-workflow-step=\"0\">01<br \/><wbr \/>Install<wbr \/> Batteries<wbr \/> And<wbr \/> Power<wbr \/> On<\/button><button id=\"as505-tab-1\" class=\"autool-workflow__tab\" tabindex=\"-1\" role=\"tab\" type=\"button\" aria-controls=\"as505-panel-1\" aria-selected=\"false\" data-workflow-step=\"1\">02<br \/><wbr \/>Wipe<wbr \/> The<wbr \/> Probe<wbr \/> Clean<\/button><button id=\"as505-tab-2\" class=\"autool-workflow__tab\" tabindex=\"-1\" role=\"tab\" type=\"button\" aria-controls=\"as505-panel-2\" aria-selected=\"false\" data-workflow-step=\"2\">03<br \/><wbr \/>Check<wbr \/> Temperature<wbr \/> Condition<\/button><button id=\"as505-tab-3\" class=\"autool-workflow__tab\" tabindex=\"-1\" role=\"tab\" type=\"button\" aria-controls=\"as505-panel-3\" aria-selected=\"false\" data-workflow-step=\"3\">04<br \/><wbr \/>Submerge<wbr \/> The<wbr \/> Probe<\/button><button id=\"as505-tab-4\" class=\"autool-workflow__tab\" tabindex=\"-1\" role=\"tab\" type=\"button\" aria-controls=\"as505-panel-4\" aria-selected=\"false\" data-workflow-step=\"4\">05<br \/><wbr \/>Press<wbr \/> Test<wbr \/> And<wbr \/> Read<wbr \/> Result<\/button><button id=\"as505-tab-5\" class=\"autool-workflow__tab\" tabindex=\"-1\" role=\"tab\" type=\"button\" aria-controls=\"as505-panel-5\" aria-selected=\"false\" data-workflow-step=\"5\">06<br \/><wbr \/>Simple<wbr \/> Sampling<wbr \/> Procedure<\/button><\/div>\r\n<div class=\"autool-workflow__position\"><span class=\"autool-workflow__position-label\">Step progress<\/span><span class=\"autool-workflow__position-count\" data-workflow-count=\"\">1 \/ 6<\/span><\/div>\r\n<div class=\"autool-workflow__content\">\r\n<div class=\"autool-workflow__main\">\r\n<div class=\"autool-workflow__panels\">\r\n<article id=\"as505-panel-0\" class=\"autool-workflow__panel\" tabindex=\"0\" role=\"tabpanel\" aria-labelledby=\"as505-tab-0\" data-workflow-panel=\"\">\r\n<div class=\"autool-workflow__number\">01<\/div>\r\n<h3 class=\"autool-workflow__title\">Install Batteries And Power On<\/h3>\r\n<p class=\"autool-workflow__description\">Open the rear battery cover, install 4 \u00d7 1.5V AAA batteries with correct polarity, then long press the power key for more than 2 seconds.<\/p>\r\n<\/article>\r\n<article id=\"as505-panel-1\" class=\"autool-workflow__panel\" tabindex=\"0\" role=\"tabpanel\" hidden=\"\" aria-labelledby=\"as505-tab-1\" data-workflow-panel=\"\">\r\n<div class=\"autool-workflow__number\">02<\/div>\r\n<h3 class=\"autool-workflow__title\">Wipe The Probe Clean<\/h3>\r\n<p class=\"autool-workflow__description\">Before each measurement, wipe the probe tip clean so old oil or dirt does not affect the transmittance reading.<\/p>\r\n<\/article>\r\n<article id=\"as505-panel-2\" class=\"autool-workflow__panel\" tabindex=\"0\" role=\"tabpanel\" hidden=\"\" aria-labelledby=\"as505-tab-2\" data-workflow-panel=\"\">\r\n<div class=\"autool-workflow__number\">03<\/div>\r\n<h3 class=\"autool-workflow__title\">Check Temperature Condition<\/h3>\r\n<p class=\"autool-workflow__description\">Make sure the engine temperature is below 60\u00b0C. Press the temperature key if you need to switch between \u00b0C and \u00b0F.<\/p>\r\n<\/article>\r\n<article id=\"as505-panel-3\" class=\"autool-workflow__panel\" tabindex=\"0\" role=\"tabpanel\" hidden=\"\" aria-labelledby=\"as505-tab-3\" data-workflow-panel=\"\">\r\n<div class=\"autool-workflow__number\">04<\/div>\r\n<h3 class=\"autool-workflow__title\">Submerge The Probe<\/h3>\r\n<p class=\"autool-workflow__description\">Place the testing probe into the transmission fluid. Keep the probe properly immersed during measurement.<\/p>\r\n<\/article>\r\n<article id=\"as505-panel-4\" class=\"autool-workflow__panel\" tabindex=\"0\" role=\"tabpanel\" hidden=\"\" aria-labelledby=\"as505-tab-4\" data-workflow-panel=\"\">\r\n<div class=\"autool-workflow__number\">05<\/div>\r\n<h3 class=\"autool-workflow__title\">Press Test And Read Result<\/h3>\r\n<p class=\"autool-workflow__description\">Press the test button. The interface displays the transmission fluid transmittance and current fluid temperature.<\/p>\r\n<\/article>\r\n<article id=\"as505-panel-5\" class=\"autool-workflow__panel\" tabindex=\"0\" role=\"tabpanel\" hidden=\"\" aria-labelledby=\"as505-tab-5\" data-workflow-panel=\"\">\r\n<div class=\"autool-workflow__number\">06<\/div>\r\n<h3 class=\"autool-workflow__title\">Simple Sampling Procedure<\/h3>\r\n<p class=\"autool-workflow__description\">Clean the probe, immerse it in the transmission fluid, then start the test and read the result.<\/p>\r\n<\/article>\r\n<\/div>\r\n<div class=\"autool-workflow__actions\"><button class=\"autool-workflow__button\" disabled=\"disabled\" type=\"button\" data-workflow-prev=\"\">\u2190 Previous<\/button><button class=\"autool-workflow__button autool-workflow__button--next\" type=\"button\" data-workflow-next=\"\">Next step \u2192<\/button><\/div>\r\n<\/div>\r\n<aside class=\"autool-workflow__safety\" data-workflow-safety=\"\">\r\n<h3 class=\"autool-workflow__safety-title\">Before You Start<\/h3>\r\n<ul class=\"autool-workflow__safety-list\">\r\n<li>Before testing, make sure the engine temperature is below 60\u00b0C. This helps keep the measurement process within the recommended operating condition.<\/li>\r\n<li>It is recommended to check transmission fluid condition every 5,000-10,000 km, especially before deciding whether transmission fluid service is needed.<\/li>\r\n<\/ul>\r\n<\/aside>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"autool-safety\" class=\"autool-section autool-product-section--soft\" data-autool-surface=\"base\">\r\n<div class=\"autool-layout-container\"><header class=\"autool-section-head\">\r\n<p class=\"autool-subhead\">Safe Use<\/p>\r\n<h2 class=\"autool-title\">Confirm Fluid Fit Before Testing<\/h2>\r\n<\/header>\r\n<div class=\"autool-product-grid autool-product-grid--3 autool-product-rail\" data-autool-rail=\"safety\">\r\n<article class=\"autool-product-card\">\r\n<h3>Engine Below 60\u00b0C<\/h3>\r\n<p>Before testing, make sure the engine temperature is below 60\u00b0C. This helps keep the measurement process within the recommended operating condition.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Suggested Test Interval<\/h3>\r\n<p>It is recommended to check transmission fluid condition every 5,000-10,000 km, especially before deciding whether transmission fluid service is needed.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Clean The Probe First<\/h3>\r\n<p>Wipe the test probe clean before each measurement. Residual oil, dirt, or contamination on the probe may affect the reading.<\/p>\r\n<\/article>\r\n<article class=\"autool-product-card\">\r\n<h3>Use the Results to Plan the Next Check<\/h3>\r\n<p>Use the condition score to screen and compare a clean, representative transmission-fluid sample; use the specified tests when viscosity, wear metals, contaminants, or remaining service life must be assessed.<\/p>\r\n<\/article>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"autool-comparison\" class=\"autool-section autool-comparison\" data-autool-nav=\"Spec&amp;Comparison\" data-autool-surface=\"dark\">\r\n<div class=\"autool-layout-container\"><header class=\"autool-section-head\">\r\n<p class=\"autool-subhead\">Model Comparison<\/p>\r\n<h2 class=\"autool-title\">Choose the Right Fluid Test Method<\/h2>\r\n<\/header>\r\n<div class=\"autool-model-compare\" data-autool-model-compare=\"\" data-current-model=\"as505\"><button class=\"autool-model-compare__mobile-trigger\" type=\"button\" aria-controls=\"compare-source-10-compare-model-picker\" aria-expanded=\"false\" aria-label=\"Open model comparison selector\" data-compare-picker-open=\"\"><span class=\"autool-model-compare__mobile-trigger-copy\"><strong>Compare models<\/strong><span data-compare-mobile-summary=\"\">Selected: AS505<\/span><\/span><span class=\"autool-model-compare__mobile-trigger-count\" data-compare-mobile-count=\"\">1<\/span><\/button> <button class=\"autool-model-compare__scrim\" tabindex=\"-1\" type=\"button\" aria-label=\"Close model selector\" data-compare-picker-close=\"\"><\/button>\r\n<div id=\"compare-source-10-compare-model-picker\" class=\"autool-model-compare__selector\" role=\"group\" aria-labelledby=\"compare-source-10-compare-picker-title\">\r\n<div class=\"autool-model-compare__selector-head\">\r\n<div class=\"autool-model-compare__selector-copy\">\r\n<h3 id=\"compare-source-10-compare-picker-title\" class=\"autool-model-compare__legend\">Model Guide<\/h3>\r\n<p class=\"autool-model-compare__instruction\">Choose one or more models. AS505 is selected by default.<\/p>\r\n<\/div>\r\n<div class=\"autool-model-compare__selector-tools\">\r\n<div class=\"autool-model-compare__count\" data-compare-count=\"\">1 model selected<\/div>\r\n<button class=\"autool-model-compare__picker-close\" type=\"button\" aria-label=\"Close model selector\" data-compare-picker-close=\"\">\u00d7<\/button><\/div>\r\n<\/div>\r\n<div class=\"autool-model-compare__grid\" role=\"list\" aria-label=\"Models available for comparison\"><label class=\"autool-model-option\" role=\"listitem\" data-model-card=\"as501\"><input type=\"checkbox\" value=\"as501\" data-model-checkbox=\"\" \/><span class=\"autool-model-option__copy\"><strong class=\"autool-model-option__model\">AS501 Brake Fluid Tester<\/strong><span class=\"autool-model-option__tier\">Brake-fluid moisture \/ 1.8-inch \/ 6 modes<\/span><\/span><\/label><label class=\"autool-model-option\" role=\"listitem\" data-model-card=\"as502\"><input type=\"checkbox\" value=\"as502\" data-model-checkbox=\"\" \/><span class=\"autool-model-option__copy\"><strong class=\"autool-model-option__model\">AS502 Brake Fluid Tester<\/strong><span class=\"autool-model-option__tier\">Brake-fluid moisture \/ 2.8-inch \/ Expert mode<\/span><\/span><\/label><label class=\"autool-model-option\" role=\"listitem\" data-model-card=\"as503\"><input type=\"checkbox\" value=\"as503\" data-model-checkbox=\"\" \/><span class=\"autool-model-option__copy\"><strong class=\"autool-model-option__model\">AS503 Engine Oil Quality Tester<\/strong><span class=\"autool-model-option__tier\">Engine-oil transmittance \/ 0\u201385 \u00b0C \/ 80 cm probe<\/span><\/span><\/label><label class=\"autool-model-option autool-is-selected\" role=\"listitem\" data-model-card=\"as505\"><input checked=\"checked\" type=\"checkbox\" value=\"as505\" data-model-checkbox=\"\" \/><span class=\"autool-model-option__copy\"><strong class=\"autool-model-option__model\">AS505 Transmission Fluid Tester<\/strong><span class=\"autool-model-option__tier\">ATF transmittance \/ 0\u201385 \u00b0C \/ 80 cm probe<\/span><\/span><span class=\"autool-model-option__current\">Current model<\/span><\/label><label class=\"autool-model-option\" role=\"listitem\" data-model-card=\"as506\"><input type=\"checkbox\" value=\"as506\" data-model-checkbox=\"\" \/><span class=\"autool-model-option__copy\"><strong class=\"autool-model-option__model\">AS506 Brake Fluid Boiling Point Tester<\/strong><span class=\"autool-model-option__tier\">Brake-fluid boiling point \/ 0\u2013320 \u00b0C \/ 16 s<\/span><\/span><\/label><label class=\"autool-model-option\" role=\"listitem\" data-model-card=\"as507\"><input type=\"checkbox\" value=\"as507\" data-model-checkbox=\"\" \/><span class=\"autool-model-option__copy\"><strong class=\"autool-model-option__model\">AS507 Power Steering Fluid Tester<\/strong><span class=\"autool-model-option__tier\">Steering-fluid transmittance \/ 0\u201385 \u00b0C \/ 80 cm test cable<\/span><\/span><\/label><label class=\"autool-model-option\" role=\"listitem\" data-model-card=\"as509\"><input type=\"checkbox\" value=\"as509\" data-model-checkbox=\"\" \/><span class=\"autool-model-option__copy\"><strong class=\"autool-model-option__model\">AS509 Coolant Boiling Point Tester<\/strong><span class=\"autool-model-option__tier\">Coolant boiling point \/ 23 brands \/ 20\u201340 s<\/span><\/span><\/label><\/div>\r\n<div class=\"autool-model-compare__selection-bar\">\r\n<p id=\"compare-source-10-compare-result-status\" class=\"autool-model-compare__status\" role=\"status\" aria-live=\"polite\" data-compare-status=\"\">AUTOOL AS505 Transmission Fluid Tester is selected. Choose another model for a side-by-side comparison.<\/p>\r\n<div class=\"autool-model-compare__selection-actions\"><button class=\"autool-model-compare__clear\" disabled=\"disabled\" type=\"button\" data-compare-clear=\"\">Reset selection<\/button><button class=\"autool-model-compare__done\" type=\"button\" data-compare-picker-close=\"\">Done<\/button><\/div>\r\n<\/div>\r\n<\/div>\r\n<div class=\"autool-model-compare__result\" data-compare-result=\"\">\r\n<div class=\"autool-model-compare__result-toolbar\">\r\n<h3 id=\"compare-source-10-compare-result-title\" class=\"autool-model-compare__result-title\" data-compare-title=\"\">AS505 comparison<\/h3>\r\n<label class=\"autool-model-compare__difference-toggle\" aria-disabled=\"true\" data-differences-label=\"\"><input disabled=\"disabled\" type=\"checkbox\" data-differences-only=\"\" \/> Show differences only<\/label><\/div>\r\n<div data-compare-table=\"\">\r\n<div class=\"autool-compare-matrix__empty\" hidden=\"\">No model is selected. Choose a model to compare.<\/div>\r\n<div class=\"autool-compare-matrix-wrap\" tabindex=\"0\" role=\"region\" aria-describedby=\"compare-source-10-compare-result-status\" aria-labelledby=\"compare-source-10-compare-result-title\">\r\n<table class=\"autool-compare-matrix\" data-autool-columns=\"1\"><caption class=\"autool-visually-hidden autool-table-caption--accessible\">Comparison of AUTOOL Automotive Oil &amp; Fluid Analyzers<\/caption><colgroup> <col class=\"autool-compare-matrix__criteria-col\" \/> <col class=\"autool-compare-matrix__model-col\" hidden=\"\" data-compare-model=\"as501\" \/> <col class=\"autool-compare-matrix__model-col\" hidden=\"\" data-compare-model=\"as502\" \/> <col class=\"autool-compare-matrix__model-col\" hidden=\"\" data-compare-model=\"as503\" \/> <col class=\"autool-compare-matrix__model-col\" data-compare-model=\"as505\" \/> <col class=\"autool-compare-matrix__model-col\" hidden=\"\" data-compare-model=\"as506\" \/> <col class=\"autool-compare-matrix__model-col\" hidden=\"\" data-compare-model=\"as507\" \/> <col class=\"autool-compare-matrix__model-col\" hidden=\"\" data-compare-model=\"as509\" \/> <\/colgroup>\r\n<thead>\r\n<tr>\r\n<th scope=\"col\">Product name<\/th>\r\n<th hidden=\"\" scope=\"col\" data-compare-model=\"as501\">AS501 Brake Fluid Tester<\/th>\r\n<th hidden=\"\" scope=\"col\" data-compare-model=\"as502\">AS502 Brake Fluid Tester<\/th>\r\n<th hidden=\"\" scope=\"col\" data-compare-model=\"as503\">AS503 Engine Oil Quality Tester<\/th>\r\n<th scope=\"col\" data-compare-model=\"as505\">AS505 Transmission Fluid Tester<\/th>\r\n<th hidden=\"\" scope=\"col\" data-compare-model=\"as506\">AS506 Brake Fluid Boiling Point Tester<\/th>\r\n<th hidden=\"\" scope=\"col\" data-compare-model=\"as507\">AS507 Power Steering Fluid Tester<\/th>\r\n<th hidden=\"\" scope=\"col\" data-compare-model=\"as509\">AS509 Coolant Boiling Point Tester<\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr class=\"autool-compare-matrix__category\" data-compare-category=\"layout-group-1\">\r\n<th class=\"autool-compare-matrix__category-label\" scope=\"rowgroup\"><span class=\"autool-compare-matrix__category-label-inner\">Test Method &amp; Application<\/span><\/th>\r\n<td class=\"autool-compare-matrix__category-track\" colspan=\"1\" data-compare-category-track=\"\"><span class=\"autool-compare-matrix__category-progress\" aria-hidden=\"true\" data-autool-progress-order-ready=\"yes\" data-compare-category-progress=\"\"><span class=\"autool-compare-matrix__category-progress-label\">Slide \/ drag<\/span><span class=\"autool-compare-matrix__category-progress-count\" data-compare-category-count=\"\">1 \/ 1<\/span><\/span><\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-1\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Detection Technology<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">Pressure Boost Detection Technology<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">Water-content screening; no hydraulic pressure generation or measurement<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">Optical Probe Technology<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">Optical Probe Technology<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">Sample Heating Technology<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">Optical Probe Technology<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">Sample Heating Technology<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-1\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Operating Principle<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">Brake Fluid (Water Content)<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">Brake Fluid (Water Content)<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">Engine Oil (Transmittance)<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">Transmission Fluid(Transmittance)<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">Brake Fluid (Boiling Point)<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">Steering Fluid (Transmittance)<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">Coolant<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-1\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Test Mode Selection<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">Normal Mode<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">Normal Mode\/Expert Mode<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">Gasoline Engine\/Diesel Engine<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">Automotive Transmission Fluid<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">Normal Mode\/Brand Mode<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">Automotive Steering Gear<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">Normal Mode\/Brand Mode<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-1\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Boiling Point Reference Value<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"Yes\" data-autool-state=\"yes\" data-layout43-marker=\"\">\u2713<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"Yes\" data-autool-state=\"yes\" data-layout43-marker=\"\">\u2713<\/span><\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-1\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Normal Mode<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">6 Types<br \/>ENV-4\u3001ENV-6<br \/>DOT3\u3001DOT4\u3001DOT5\u3001DOT5.1<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">3 Types<br \/>DOT3\u3001DOT4\u3001DOT5.1<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">DOT3, DOT4 and DOT5.1 (procedure-confirmed selections)<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">23 Coolant Brands<br \/>For ACDELCO\u3001BASF\u3001BOSCH\u3001CASTROL\u3001ENGINE_ICE\u3001EVANS\u3001FORD\u3001HONDA\u3001JOHN_DEERE\u3001KUNLUN\u3001MOBIL\u3001MOPAR\u3001NISSAN\u3001OMTECH\u3001PEAK\u3001PRESTONE\u3001RECOCHEM\u3001SHELL\u3001SKI-DOO\u3001ZEREX\u3001STAR_BRITE\u3001TOTAL\u3001TOYOTA<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr class=\"autool-compare-matrix__category\" data-compare-category=\"layout-group-2\">\r\n<th class=\"autool-compare-matrix__category-label\" scope=\"rowgroup\"><span class=\"autool-compare-matrix__category-label-inner\">Measurement &amp; Response<\/span><\/th>\r\n<td class=\"autool-compare-matrix__category-track\" colspan=\"1\" data-compare-category-track=\"\"><span class=\"autool-compare-matrix__category-progress\" aria-hidden=\"true\" data-autool-progress-order-ready=\"yes\" data-compare-category-progress=\"\"><span class=\"autool-compare-matrix__category-progress-label\">Slide \/ drag<\/span><span class=\"autool-compare-matrix__category-progress-count\" data-compare-category-count=\"\">1 \/ 1<\/span><\/span><\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-2\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Temperature Unit Switching<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">\u2103\/\u2109<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">\u2103\/\u2109<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">\u2103\/\u2109<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">\u2103\/\u2109<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">\u2103\/\u2109<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-2\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Temperature Measurement Range<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">0-85\u2103<br \/>0-185\u2109<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">0-85\u2103<br \/>0-185\u2109<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">0-320\u2103<br \/>0-608\u2109<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">0-85\u2103<br \/>0-185\u2109<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">Diluted Coolant Boiling Point Range\uff1a<br \/>100\u00b0C~120\u00b0C(212\u00b0F~248\u00b0F)<br \/><br \/>Original Manufacturer Coolant Boiling Point Reference Range<br \/>106\u00b0C~191\u00b0C(221\u00b0F~376\u00b0F)<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-2\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Test Duration<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">10s Response<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">10s Response<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">10s Response<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">10s Response<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">16s Response<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">10s Response<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">20~40s Response<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr class=\"autool-compare-matrix__category\" data-compare-category=\"layout-group-3\">\r\n<th class=\"autool-compare-matrix__category-label\" scope=\"rowgroup\"><span class=\"autool-compare-matrix__category-label-inner\">Display, Probe &amp; Power<\/span><\/th>\r\n<td class=\"autool-compare-matrix__category-track\" colspan=\"1\" data-compare-category-track=\"\"><span class=\"autool-compare-matrix__category-progress\" aria-hidden=\"true\" data-autool-progress-order-ready=\"yes\" data-compare-category-progress=\"\"><span class=\"autool-compare-matrix__category-progress-label\">Slide \/ drag<\/span><span class=\"autool-compare-matrix__category-progress-count\" data-compare-category-count=\"\">1 \/ 1<\/span><\/span><\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-3\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Backlit Display Screen<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">1.8-inch<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">2.8-inch<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">2.8-inch<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">2.8-inch<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">1.54-inch<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">2.8-inch<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">1.6-inch<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-3\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Test Cable Length<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">26cm<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">26cm<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">80cm<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">80cm<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">4cm<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">80cm<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">130cm<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-3\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Power Supply Voltage<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">3V<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">6V<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">6V<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">6V<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\">12V<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">6V<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\">10-14V<\/div>\r\n<\/td>\r\n<\/tr>\r\n<tr data-compare-group=\"layout-group-3\" data-compare-row=\"\">\r\n<th class=\"autool-compare-matrix__feature\" scope=\"row\">Hose Material<\/th>\r\n<td hidden=\"\" data-compare-model=\"as501\">\r\n<div class=\"autool-compare-matrix__value\">Iron Oxide<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as502\">\r\n<div class=\"autool-compare-matrix__value\">304 Stainless Steel<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as503\">\r\n<div class=\"autool-compare-matrix__value\">Teflon<\/div>\r\n<\/td>\r\n<td data-compare-model=\"as505\">\r\n<div class=\"autool-compare-matrix__value\">Teflon<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as506\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as507\">\r\n<div class=\"autool-compare-matrix__value\">Teflon<\/div>\r\n<\/td>\r\n<td hidden=\"\" data-compare-model=\"as509\">\r\n<div class=\"autool-compare-matrix__value\"><span class=\"autool-compare-matrix__mark\" role=\"img\" aria-label=\"No\" data-autool-state=\"no\" data-layout43-marker=\"\">\u00d7<\/span><\/div>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"autool-download\" class=\"autool-section autool-product-section--cool autool-section--downloads\" data-autool-surface=\"cool\">\r\n<div class=\"autool-layout-container\"><header class=\"autool-section-head\">\r\n<p class=\"autool-subhead\">Manual &amp; Support<\/p>\r\n<h2 class=\"autool-title\">Find the Manual and Fluid-Test Guidance<\/h2>\r\n<\/header>\r\n<div class=\"autool-product-rail autool-resources-grid autool-mobile-rail\" aria-label=\"AS505 manual download and setup support\" data-autool-rail=\"resources\">\r\n<article class=\"autool-resource-download autool-resource-panel\">\r\n<div class=\"autool-resource-media\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/autoolstore.com\/wp-content\/uploads\/2024\/03\/autool-as505-user-manual-pdf.jpg\" alt=\"AUTOOL AS505 user manual cover\" width=\"212\" height=\"300\" \/><\/div>\r\n<div class=\"autool-resource-body\"><span class=\"autool-resource-meta\">Manual \/ PDF<\/span>\r\n<h3>AUTOOL AS505 User Manual<\/h3>\r\n<p>Open the PDF manual for AUTOOL AS505 transmission-fluid testing, optical-probe use, temperature display, result interpretation, battery operation, probe cleaning and troubleshooting support.<\/p>\r\n<div class=\"autool-resource-actions\"><a class=\"autool-product-button\" href=\"https:\/\/autoolstore.com\/wp-content\/uploads\/2024\/03\/autool-as505-user-manual.pdf\" target=\"_blank\" rel=\"noopener\">Download Manual<\/a><\/div>\r\n<\/div>\r\n<\/article>\r\n<aside id=\"autool-support\" class=\"autool-resource-panel autool-section--support\">\r\n<div class=\"autool-resource-body\"><span class=\"autool-resource-meta\">Setup Help<\/span>\r\n<h3>Need Help Choosing the Right Setup?<\/h3>\r\n<p>Contact AUTOOL Store before ordering for help with manual versions, installation steps, compatibility, accessories, safe-use instructions, or after-sales support.<\/p>\r\n<div>Email<a href=\"mailto:support@autoolstore.com\">support@autoolstore.com<\/a><\/div>\r\n<div>WhatsApp<a href=\"https:\/\/wa.me\/8618926477404\" target=\"_blank\" rel=\"noopener\">+86 189 2647 7404<\/a><\/div>\r\n<div class=\"autool-resource-actions\"><a class=\"autool-product-button\" href=\"mailto:support@autoolstore.com\">EMAIL<\/a><a class=\"autool-product-button\" href=\"https:\/\/wa.me\/8618926477404\" target=\"_blank\" rel=\"noopener\">WHATSAPP<\/a><\/div>\r\n<\/div>\r\n<\/aside>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"autool-box\" class=\"autool-section autool-product-section--warm autool-section--package\" data-autool-surface=\"warm\">\r\n<div class=\"autool-layout-container\">\r\n<div class=\"autool-package-layout\">\r\n<figure class=\"autool-package-media\"><img decoding=\"async\" src=\"https:\/\/autoolstore.com\/wp-content\/uploads\/2023\/11\/AUTOOL-AS505-Optical-Transmission-Fluid-Tester-12.png\" alt=\"AUTOOL AS505 packing list showing transmission fluid tester retail box and user manual\" \/><\/figure>\r\n<div class=\"autool-package-copy\">\r\n<p class=\"autool-subhead\">Package Contents<\/p>\r\n<h2 class=\"autool-title\">See What Comes in the Box<\/h2>\r\n<ul class=\"autool-package-list autool-product-rail\" aria-label=\"AS505 package contents\" data-autool-rail=\"package\">\r\n<li>Main Unit<strong>AUTOOL AS505 transmission fluid tester with integrated 800mm probe<\/strong><\/li>\r\n<li>Retail Box<strong>AUTOOL AS505 product package box<\/strong><\/li>\r\n<li>Item<strong>User Manual AUTOOL AS505 user manual for setup, display, battery installation, operation, and warranty information<\/strong><\/li>\r\n<li>Package<strong>Note Accessories. Batteries are not listed in the package image, so prepare 4 \u00d7 1.5V AAA batteries if needed.<\/strong><\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"autool-faq-description\" class=\"autool-section autool-product-section--white autool-section--faq\" data-autool-nav=\"FAQ\" data-autool-surface=\"white\">\r\n<div class=\"autool-layout-container\"><header class=\"autool-section-head\">\r\n<p class=\"autool-subhead\">Buyer Questions<\/p>\r\n<h2 class=\"autool-title\">Fluid Fit, Method and Result Questions<\/h2>\r\n<\/header>\r\n<div class=\"autool-faq-grid\"><details>\r\n<summary>What Does The AUTOOL AS505 Test?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>AS505 tests automotive transmission fluid transmittance and displays transmission fluid temperature. It helps users assess fluid clarity, possible contamination, deposits, and whether service attention may be needed.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>Is AS505 An ATF Exchanger Or A Fluid Tester?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>AS505 is a transmission fluid tester. It is used to check transmission fluid transmittance and temperature. It does not exchange, flush, drain, or refill transmission fluid.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>How Often Should I Test Transmission Fluid With AS505?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>It is recommended to test transmission fluid once every 5,000-10,000 km. Testing frequency can also depend on vehicle mileage, driving conditions, transmission behavior, and maintenance schedule.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>How Do I Use The AS505?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>Install batteries, power on the tester, wipe the probe clean, confirm the engine temperature is below 60\u00b0C, submerge the probe into transmission fluid, press the test button, and read the transmittance and temperature result on the LCD.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>What Do OK, Warning, And Suggested Replacement Mean?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>OK indicates transmittance is between 100% and 50%. Warning indicates transmittance is between 50% and 30%. Suggested replacement appears when transmittance is below 30%. Use these results as a service reference together with vehicle condition and workshop judgment.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>Can AS505 Test Engine Oil, Brake Fluid, Or Power Steering Fluid?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>AS505 is designed for automotive transmission fluid testing. For engine oil transmittance, choose AS503. For brake fluid water content, choose AS501 or AS502. For brake fluid boiling point, choose AS506. For power steering fluid transmittance, choose AS507.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>What Temperature Conditions Should I Follow?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>The tester operating temperature is -10\u00b0C-60\u00b0C. The transmission fluid temperature display supports 0-85\u00b0C \/ 0-185\u00b0F. Before measurement, the engine temperature should be below 60\u00b0C.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>What Power Supply Does AS505 Use?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>AS505 uses 6V power from 4 \u00d7 1.5V batteries. Open the rear battery cover, install the batteries with correct polarity, and close the cover securely before use.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>What Is Included In The AS505 Package?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>Package contents: AS505 main unit with built-in probe, retail box, and user manual.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>Why Should The Probe Be Wiped Clean Before Testing?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>The optical probe reads fluid transmittance. Oil residue, dirt, or contamination left on the probe may affect measurement feedback, so the probe should be wiped clean before each measurement.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>How Long Is The Warranty?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>Main unit: 3-year warranty. Standard accessories: 1-year warranty. <a href=\"https:\/\/autoolstore.com\/warranty-policy\/\" target=\"_blank\" rel=\"noopener\">Warranty Policy<\/a>.<\/p>\r\n<\/div>\r\n<\/details><details>\r\n<summary>Who Should I Contact For AS505 Setup Or Model Selection?<\/summary>\r\n<div class=\"autool-faq-answer\">\r\n<p>Contact AUTOOL Store if you need help with AS505 setup, transmission fluid testing, result interpretation, package confirmation, or choosing between AS502, AS503, AS505, AS506, and AS507.<\/p>\r\n<\/div>\r\n<\/details><\/div>\r\n<\/div>\r\n<\/section>\r\n<\/main><\/div>\r\n\r\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>Optical Transmission-Fluid Screening:<\/strong> Measure automotive transmission-fluid transmittance and temperature before maintenance decisions.<\/li>\n<li><strong>Photoelectric Transmittance Probe:<\/strong> Use the photoelectric probe to screen changes in fluid transparency linked with impurities or deposits.<\/li>\n<li><strong>Temperature + Status Display:<\/strong> View oil temperature, transmittance, an analog bar, and OK, warning, or replacement guidance on the 2.8-inch backlit screen.<\/li>\n<li><strong>800 mm Flexible Hose:<\/strong> Reach service points with the oil-resistant, oxidation-resistant Teflon probe.<\/li>\n<\/ul>\n","protected":false},"featured_media":81963,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":""},"product_brand":[448],"product_cat":[1063,1068],"product_tag":[956,940,939],"hf_cat_product":[4540],"class_list":["post-40223","product","type-product","status-publish","has-post-thumbnail","product_brand-autool","product_cat-automotive-repair-testing-equipment","product_cat-oil-analysis-tester","product_tag-fluid-testing","product_tag-measurement-tools","product_tag-multi-warehouse-shipping","first","instock","shipping-taxable","purchasable","product-type-variable"],"meta_box":{"autool_archive_segment":"Pressure testing","autool_primary_use_case":"Pressure testing for engine, fuel, air or cooling systems","autool_customer_focus":["measurement accuracy","warehouse \/ delivery location"],"autool_source_summary":"- Pressure Checks Made Clear: Built for targeted pressure diagnosis in fuel, oil, cooling, or air systems where confirmation matters before repair. - Decision Points Up Front: The short description is structured to surfa","autool_model_family":"AS505","autool_voltage_options":"","autool_ship_from_options":"Germany\u3001United States\u3001United Kingdom\u3001China","autool_package_options":"","autool_accessory_options":"","autool_data_confidence":"site-content-derived","autool_manual_review_notes":""},"_links":{"self":[{"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/product\/40223","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/comments?post=40223"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/media\/81963"}],"wp:attachment":[{"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/media?parent=40223"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/product_brand?post=40223"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/product_cat?post=40223"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/product_tag?post=40223"},{"taxonomy":"hf_cat_product","embeddable":true,"href":"https:\/\/autoolstore.com\/wp-json\/wp\/v2\/hf_cat_product?post=40223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}