{"id":8757,"date":"2017-06-11T23:58:33","date_gmt":"2017-06-11T23:58:33","guid":{"rendered":"http:\/\/mazdaman.x10host.com\/sh13470\/"},"modified":"2017-06-11T23:58:33","modified_gmt":"2017-06-11T23:58:33","slug":"sh13470","status":"publish","type":"page","link":"https:\/\/chroot-me.in\/16ND\/sh13470\/","title":{"rendered":"ELECTRICAL SUPPLY UNIT (ESU)"},"content":{"rendered":"<div class=\"node node SERVICE_HIGHLIGHTS\">\n    <\/p>\n<div class=\"textleft\">\n<div class=\"attr CONTENT c1\">\n<div class=\"content\">\n          <link rel=\"stylesheet\" type=\"text\/css\" href=\"style.css\" media=\"screen\"><a class=\"prevPage\" href=\"SH13469\">&lt; Previous<\/a> <a class=\"nextPage\" href=\"SH13471\">Next &gt;<\/a><\/p>\n<h2>2016 &#8211; MX-5 &#8211; Body and Accessories<\/h2>\n<p><a name=\"id094000003100\" id=\"id094000003100\"><\/a><\/p>\n<h3>ELECTRICAL SUPPLY UNIT (ESU)<\/h3>\n<p><a name=\"id09400000310001\" id=\"id09400000310001\"><\/a><\/p>\n<h4>Purpose<\/h4>\n<ul type=\"disc\">\n<li>\n<p>The electrical supply unit (ESU) performs control of the headlights, map light, door lock actuators and washer based on the input signal from the BCM.<\/p>\n<\/li>\n<\/ul>\n<p>          <a name=\"id09400000310002\" id=\"id09400000310002\"><\/a><\/p>\n<h4>Function<\/h4>\n<ul type=\"disc\">\n<li>\n<p>The control content of the electrical supply unit (ESU) is as follows.<\/p>\n<\/li>\n<\/ul>\n<p>          <b>Control table<\/b><\/p>\n<table border=\"1\" cellpadding=\"0\" cellspacing=\"@colsep\" bordercolor=\"#CCCCCC\" frame=\"box\" rules=\"all\">\n<tbody valign=\"\" cellspacing=\"1\" rowspan=\"\">\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Control<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Content<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Reference<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Exterior lighting<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>The ESU illuminates\/turns off the headlights based on the signal from the BCM.<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>(See <a href=\"SH13396\">EXTERIOR LIGHTING SYSTEM<\/a>.)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Map light<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>The ESU illuminates\/turns off the map light based on the signal from the BCM.<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>(See <a href=\"SH13382\">MAP LIGHT<\/a>.)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Trunk compartment light<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>The ESU illuminates\/turns off the trunk compartment light based on the signal from the BCM.<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>(See <a href=\"SH13367\">TRUNK COMPARTMENT LIGHT<\/a>.)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Power door and fuel-filler lid lock<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>The ESU operates the door lock actuators and fuel-filler lid lock actuator based on the signals from the BCM.<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>(See <a href=\"SH13330\">POWER DOOR AND FUEL-FILLER LID LOCK SYSTEM<\/a>.)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Trunk lid opener<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>The ESU operates the trunk lid release actuator based on the signal from the BCM.<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>(See <a href=\"SH13350\">TRUNK LID OPENER SYSTEM<\/a>.)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Windshield washer<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>The ESU operates the washer motor based on the signal from the BCM.<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>(See <a href=\"SH13401\">WIPER\/WASHER SYSTEM<\/a>.)<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\n          <a name=\"id09400000310003\" id=\"id09400000310003\"><\/a><\/p>\n<h4>Structural View<\/h4>\n<ul type=\"disc\">\n<li>\n<p>The electrical supply unit (ESU) is located on the lower panel on the driver seat side.<\/p>\n<p align=\"center\"><a href=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001717.GIF\"><img decoding=\"async\" align=\"absmiddle\" border=\"0\" src=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001717.GIF\"><\/a><\/p>\n<\/li>\n<\/ul>\n<p>          <a name=\"id09400000310004\" id=\"id09400000310004\"><\/a><\/p>\n<h4>System wiring diagram<\/h4>\n<p align=\"center\">Power supply, earth, LIN communication<\/p>\n<p align=\"center\"><a href=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001718.GIF\"><img decoding=\"async\" align=\"absmiddle\" border=\"0\" src=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001718.GIF\"><\/a><\/p>\n<p align=\"center\">Map light, trunk compartment light<\/p>\n<p align=\"center\"><a href=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001719.GIF\"><img decoding=\"async\" align=\"absmiddle\" border=\"0\" src=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001719.GIF\"><\/a><\/p>\n<p align=\"center\">Exterior lighting<\/p>\n<p align=\"center\"><a href=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001720.GIF\"><img decoding=\"async\" align=\"absmiddle\" border=\"0\" src=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001720.GIF\"><\/a><\/p>\n<p align=\"center\">Door lock, washer<\/p>\n<p align=\"center\"><a href=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001721.GIF\"><img decoding=\"async\" align=\"absmiddle\" border=\"0\" src=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUN00001721.GIF\"><\/a><\/p>\n<p><a name=\"id09400000310005\" id=\"id09400000310005\"><\/a><\/p>\n<h4>Operation<\/h4>\n<p><a name=\"id09400000310006\" id=\"id09400000310006\"><\/a><\/p>\n<h5>For the operation of each control, refer to the following system operations.<\/h5>\n<ul type=\"disc\">\n<li>\n<p>Exterior lighting system control (See <a href=\"SH13396\">EXTERIOR LIGHTING SYSTEM<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n<li>\n<p>Map light control (See <a href=\"SH13382\">MAP LIGHT<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n<li>\n<p>Trunk compartment light control (See <a href=\"SH13367\">TRUNK COMPARTMENT LIGHT<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n<li>\n<p>Power door and fuel-filler lid lock system control (See <a href=\"SH13330\">POWER DOOR AND FUEL-FILLER LID LOCK SYSTEM<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n<li>\n<p>Trunk lid opener system control (See <a href=\"SH13350\">TRUNK LID OPENER SYSTEM<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n<li>\n<p>Windshield washer control (See <a href=\"SH13401\">WIPER\/WASHER SYSTEM<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<p>          <a name=\"id09400000310007\" id=\"id09400000310007\"><\/a><\/p>\n<h4>Fail-safe<\/h4>\n<p><a name=\"id09400000310008\" id=\"id09400000310008\"><\/a><\/p>\n<h5>Exterior lighting system<\/h5>\n<ul type=\"disc\">\n<li>\n<p>If any of the following malfunctions occurs, the electrical supply unit (ESU) turns the TNS (Parking Ligths) and headlights LO on, and stops other exterior light control.<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Malfunction in CPU in electrical supply unit (ESU) detected<\/p>\n<\/li>\n<li>\n<p>LIN communication error (cannot communicate with BCM, receives malfunction signal from BCM)<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<p>          <a name=\"id09400000310009\" id=\"id09400000310009\"><\/a><\/p>\n<h5>Room light control system<\/h5>\n<ul type=\"disc\">\n<li>\n<p>If any of the following malfunctions occurs, the electrical supply unit (ESU) turns the room light off.<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>LIN communication error (cannot communicate with BCM, receives malfunction signal from BCM)<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<p>          <a name=\"id09400000310010\" id=\"id09400000310010\"><\/a><\/p>\n<h5>Power door and fuel-filler lid lock system<\/h5>\n<ul type=\"disc\">\n<li>\n<p>Not applicable<\/p>\n<\/li>\n<\/ul>\n<p>          <a name=\"id09400000310011\" id=\"id09400000310011\"><\/a><\/p>\n<h5>Trunk lid opener system<\/h5>\n<ul type=\"disc\">\n<li>\n<p>Not applicable<\/p>\n<\/li>\n<\/ul>\n<p>          <a name=\"id09400000310012\" id=\"id09400000310012\"><\/a><\/p>\n<h5>Washer system<\/h5>\n<ul type=\"disc\">\n<li>\n<p>When the electrical supply unit (ESU) receives a windshield washer operation request signal from the BCM for a continuous <b>1 min or more<\/b>, it stops the washer control.<\/p>\n<\/li>\n<\/ul>\n<p>          <a class=\"prevPage\" href=\"SH13469\">&lt; Previous<\/a> <a class=\"nextPage\" href=\"SH13471\">Next &gt;<\/a><\/p>\n<div align=\"right\">\n            <a href=\"\"#\">Back to Top<\/a>\n          <\/div>\n<div align=\"center\">\n            <em>\u00a9 2014 Mazda North American Operations, U.S.A.<\/em>\n          <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>&lt; Previous Next &gt; 2016 &#8211; MX-5 &#8211; Body and Accessories ELECTRICAL SUPPLY UNIT (ESU) Purpose The electrical supply unit (ESU) performs control of the headlights, map light, door lock actuators and washer based on the input signal from the BCM. Function The control content of the electrical supply unit (ESU) is as follows. Control table Control Content Reference Exterior lighting The ESU illuminates\/turns off the headlights based on the signal from the BCM. (See [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-8757","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/8757","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/comments?post=8757"}],"version-history":[{"count":0,"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/8757\/revisions"}],"wp:attachment":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/media?parent=8757"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}