{"id":8999,"date":"2017-06-11T23:58:07","date_gmt":"2017-06-11T23:58:07","guid":{"rendered":"http:\/\/mazdaman.x10host.com\/sm352666\/"},"modified":"2017-06-11T23:58:07","modified_gmt":"2017-06-11T23:58:07","slug":"sm352666","status":"publish","type":"page","link":"https:\/\/chroot-me.in\/16ND\/sm352666\/","title":{"rendered":"NO.23 A\/C DOES NOT WORK SUFFICIENTLY [SKYACTIV-G 2.0]"},"content":{"rendered":"<div class=\"node node SERVICE_MANUALS\">\n    <\/p>\n<div class=\"textleft\">\n<div class=\"attr CONTENT c2\">\n<div class=\"content\">\n          <link rel=\"stylesheet\" type=\"text\/css\" href=\"style.css\" media=\"screen\"><a class=\"prevPage\" href=\"SM352665\">&lt; Previous<\/a> <a class=\"nextPage\" href=\"SM352667\">Next &gt;<\/a><\/p>\n<h2>2016 &#8211; MX-5 &#8211; Engine<\/h2>\n<p><a name=\"id0103e6802900\" id=\"id0103e6802900\"><\/a><\/p>\n<h3>NO.23 A\/C DOES NOT WORK SUFFICIENTLY [SKYACTIV-G 2.0]<\/h3>\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>23<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>A\/C DOES NOT WORK SUFFICIENTLY<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p><b>DESCRIPTION<\/b><\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<ul type=\"disc\">\n<li>\n<p>A\/C compressor magnetic clutch does not engage when A\/C switch is turned on.<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p><b>POSSIBLE CAUSE<\/b><\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<ul type=\"disc\">\n<li>\n<p>PCM, instrument cluster or climate control unit DTC is stored<\/p>\n<\/li>\n<li>\n<p>Refrigerant pressure sensor malfunction<\/p>\n<\/li>\n<li>\n<p>Improper refrigerant charging amount<\/p>\n<\/li>\n<li>\n<p>Seized A\/C compressor<\/p>\n<\/li>\n<li>\n<p>Evaporator temperature sensor malfunction<\/p>\n<\/li>\n<li>\n<p>Open or short circuit in wiring harness between the following terminals:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Evaporator temperature sensor terminal B\u2014Climate control unit terminal J<\/p>\n<\/li>\n<li>\n<p>Evaporator temperature sensor terminal A\u2014Climate control unit terminal E<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Instrument cluster malfunction (Does not receive A\/C request signal from climate control unit or transmit it to PCM)<\/p>\n<\/li>\n<li>\n<p>Climate control unit malfunction (A\/C switch malfunction or climate control unit does not determine A\/C request or transmit A\/C request signal)<\/p>\n<\/li>\n<li>\n<p>Open circuit in wiring harness between magnetic clutch and body ground<\/p>\n<\/li>\n<li>\n<p>A\/C relay stuck open<\/p>\n<\/li>\n<li>\n<p>Open circuit in wiring harness between the following terminals:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>IG1 relay terminal C\u2014A\/C relay terminal A<\/p>\n<\/li>\n<li>\n<p>Battery positive terminal\u2014A\/C relay terminal C<\/p>\n<\/li>\n<li>\n<p>A\/C relay terminal E\u2014PCM terminal 2AF<\/p>\n<\/li>\n<li>\n<p>A\/C relay terminal D\u2014Magnetic clutch terminal A<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"2\">\n<p align=\"center\"><a href=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUW00003755.GIF\"><img decoding=\"async\" align=\"absmiddle\" border=\"0\" src=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUW00003755.GIF\"><\/a><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><\/p>\n<p><b><span class=\"c1\">CAUTION:<\/span><\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Verify the malfunction symptom according to not only the PID value but also the symptom troubleshooting.<\/p>\n<\/li>\n<\/ul>\n<p>          <b>Related PIDs<\/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>Item (definition)<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Unit\/Condition<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Definition<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Condition\/Specification (Reference)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>AC_REQ<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Off\/On<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>A\/C switch status received by PCM via CAN<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<ul type=\"disc\">\n<li>\n<p>A\/C switch on: On<\/p>\n<\/li>\n<li>\n<p>A\/C switch off: Off<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>ACCS<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Off\/On<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>A\/C relay status input from A\/C relay<\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<ul type=\"disc\">\n<li>\n<p>A\/C relay on: On<\/p>\n<\/li>\n<li>\n<p>A\/C relay off: Off<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\n          <b>Diagnostic Procedure<\/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>STEP<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>INSPECTION<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>RESULTS<\/p>\n<\/td>\n<td valign=\"middle\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>ACTION<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>1<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>VERIFY PCM, INSTRUMENT CLUSTER AND CLIMATE CONTROL UNIT DTC<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Retrieve the PCM, instrument cluster and climate control unit DTCs using the M-MDS.<\/p>\n<p>(See <a href=\"SM352608\">ON-BOARD DIAGNOSTIC TEST [PCM (SKYACTIV-G 2.0)]<\/a>.)<\/p>\n<p>(See <a href=\"SM355717\">DTC INSPECTION [INSTRUMENT CLUSTER]<\/a>.)<\/p>\n<p>(See <a href=\"SM353257\">DTC DISPLAY [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)]<\/a>.)<\/p>\n<p>(See <a href=\"SM353278\">DTC DISPLAY [CLIMATE CONTROL UNIT (MANUAL AIR CONDITIONER)]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Are any DTCs present?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to the applicable DTC inspection.<\/p>\n<p>(See <a href=\"SM352613\">DTC TABLE [PCM (SKYACTIV-G 2.0)]<\/a>.)<\/p>\n<p>(See <a href=\"SM355719\">DTC TABLE [INSTRUMENT CLUSTER]<\/a>.)<\/p>\n<p>(See <a href=\"SM353259\">DTC TABLE [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)]<\/a>.)<\/p>\n<p>(See <a href=\"SM353280\">DTC TABLE [CLIMATE CONTROL UNIT (MANUAL AIR CONDITIONER)]<\/a>.)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to the next step.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>2<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>DETERMINE IF MALFUNCTION CAUSE IS A\/C RELAY CONTROL SIGNAL OR A\/C REQUEST SIGNAL<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Access the PCM simulation item ACCS using the M-MDS.<\/p>\n<p>(See <a href=\"SM352608\">ON-BOARD DIAGNOSTIC TEST [PCM (SKYACTIV-G 2.0)]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Start the engine and idle it.<\/p>\n<\/li>\n<li>\n<p>Turn the ACCS PID to ON from OFF using the M-MDS simulation function.<\/p>\n<\/li>\n<li>\n<p>Is the magnetic clutch engaged?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to the next step.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to Step 8.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>3<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>DETERMINE IF MALFUNCTION CAUSE IS REFRIGERANT PRESSURE SENSOR OR OTHER<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Access the PCM PID AC_REQ using the M-MDS.<\/p>\n<p>(See <a href=\"SM352608\">ON-BOARD DIAGNOSTIC TEST [PCM (SKYACTIV-G 2.0)]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Start the engine and idle it.<\/p>\n<\/li>\n<li>\n<p>Monitor the AC_REQ PID while turning on and off the air conditioner using the switch on the control panel.<\/p>\n<\/li>\n<li>\n<p>Is the AC_REQ PID value normal?<\/p>\n<p>(See <a href=\"SM352817\">PCM INSPECTION [SKYACTIV-G 2.0]<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to the next step.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to Step 5.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>4<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>INSPECT REFRIGERANT PRESSURE SENSOR<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Inspect the refrigerant pressure sensor.<\/p>\n<p>(See <a href=\"SM353363\">REFRIGERANT PRESSURE SENSOR INSPECTION [MANUAL AIR CONDITIONER]<\/a>.)<\/p>\n<p>(See <a href=\"SM353349\">REFRIGERANT PRESSURE SENSOR INSPECTION [FULL-AUTO AIR CONDITIONER]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Is there any malfunction?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Repair or replace the malfunctioning part according to the inspection results.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Inspect the following:<\/p>\n<ul type=\"disc\">\n<li>\n<p>Refrigerant charging amount<\/p>\n<\/li>\n<li>\n<p>A\/C compressor seized<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>If there is any malfunction:<\/p>\n<\/li>\n<ul type=\"disc\">\n<li>\n<p>Repair or replace the malfunctioning part according to the inspection results if necessary.<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>5<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>DETERMINE IF MALFUNCTION CAUSE IS EVAPORATOR TEMPERATURE SENSOR OR OTHER<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Measure the voltage at the climate control unit terminal J (wiring harness-side).<\/p>\n<\/li>\n<li>\n<p>Is the voltage normal?<\/p>\n<p>(See <a href=\"SM353355\">CLIMATE CONTROL UNIT INSPECTION [MANUAL AIR CONDITIONER]<\/a>.)<\/p>\n<p>(See <a href=\"SM353337\">CLIMATE CONTROL UNIT INSPECTION [FULL-AUTO AIR CONDITIONER]<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Vehicles with manual air conditioner system:<\/p>\n<ul type=\"disc\">\n<li>\n<p>Go to Step 7.<\/p>\n<\/li>\n<\/ul>\n<p>Vehicles with full-auto air conditioner system:<\/p>\n<ul type=\"disc\">\n<li>\n<p>Go to Step 8.<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to the next step.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>6<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>INSPECT EVAPORATOR TEMPERATURE SENSOR<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Inspect the evaporator temperature sensor.<\/p>\n<p>(See <a href=\"SM353350\">EVAPORATOR TEMPERATURE SENSOR INSPECTION [MANUAL AIR CONDITIONER]<\/a>.)<\/p>\n<p>(See <a href=\"SM353332\">EVAPORATOR TEMPERATURE SENSOR INSPECTION [FULL-AUTO AIR CONDITIONER]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Is there any malfunction?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Replace the evaporator.<\/p>\n<p>(See <a href=\"SM353317\">A\/C UNIT REMOVAL\/INSTALLATION<\/a>.)<\/p>\n<p>(See <a href=\"SM353318\">A\/C UNIT DISASSEMBLY\/ASSEMBLY<\/a>.)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Inspect for short or open circuit between the following terminals:<\/p>\n<ul type=\"disc\">\n<li>\n<p>Evaporator temperature sensor terminal B\u2014Climate control unit terminal J<\/p>\n<\/li>\n<li>\n<p>Evaporator temperature sensor terminal A\u2014Climate control unit terminal E<\/p>\n<\/li>\n<ul type=\"square\">\n                          <b>If there is any malfunction:<\/b><\/p>\n<li>\n<p>Refer to the wiring diagram and verify whether or not there is a common connector between the following terminals:<\/p>\n<\/li>\n<ul type=\"disc\">\n<li>\n<p>Evaporator temperature sensor terminal B\u2014Climate control unit terminal J<\/p>\n<\/li>\n<li>\n<p>Evaporator temperature sensor terminal A\u2014Climate control unit terminal E<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n                              <b>If there is a common connector:<\/b><\/p>\n<li>\n<p>Determine the malfunctioning part by inspecting the common connector and the terminal for corrosion, damage, or pin disconnection, and the common wiring harness for a short or open circuit.<\/p>\n<\/li>\n<li>\n<p>Repair or replace the malfunctioning part.<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n                              <b>If there is no common connector:<\/b><\/p>\n<li>\n<p>Repair or replace the wiring harness which has a short or open circuit.<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>7<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>DETERMINE IF MALFUNCTION CAUSE IS INSTRUMENT CLUSTER OR OTHER<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Verify the display indication of A\/C system while turning on and off the air conditioner using the switch on the control panel.<\/p>\n<\/li>\n<li>\n<p>Does the display indicate properly?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>A\/C switch malfunction, or climate control unit can not determine the A\/C request or transmit the A\/C request signal.<\/p>\n<ul type=\"disc\">\n<li>\n<p>Replace the climate control unit.<\/p>\n<p>(See <a href=\"SM353361\">CLIMATE CONTROL UNIT REMOVAL\/INSTALLATION [MANUAL AIR CONDITIONER]<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Instrument cluster does not receive the A\/C request signal from climate control unit or transmit it to PCM.<\/p>\n<ul type=\"disc\">\n<li>\n<p>Replace the instrument cluster.<\/p>\n<p>(See <a href=\"SM356358\">INSTRUMENT CLUSTER REMOVAL\/INSTALLATION<\/a>.)<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>8<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>DETERMINE IF MALFUNCTION CAUSE IS A\/C CONTROL SIGNAL OR MAGNETIC CLUTCH<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Start the engine and idle it.<\/p>\n<\/li>\n<li>\n<p>Access the PCM simulation item ACCS using the M-MDS.<\/p>\n<p>(See <a href=\"SM352608\">ON-BOARD DIAGNOSTIC TEST [PCM (SKYACTIV-G 2.0)]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Turn the ACCS PID to ON from OFF using the M-MDS simulation function.<\/p>\n<\/li>\n<li>\n<p>Measure the voltage at the magnetic clutch terminal A (wiring harness-side).<\/p>\n<\/li>\n<li>\n<p>Is the voltage <b>10.5 V or more<\/b>?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to the next step.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to Step 10.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>9<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>INSPECT IF MALFUNCTION CAUSE IS MAGNETIC CLUTCH OR MAGNETIC CLUTCH GROUND CIRCUIT<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Switch the ignition off.<\/p>\n<\/li>\n<li>\n<p>Disconnect the magnetic clutch connector.<\/p>\n<\/li>\n<li>\n<p>Inspect for continuity between magnetic clutch terminal A (part-side) and body ground.<\/p>\n<\/li>\n<li>\n<p>Is there continuity?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Inspect the magnetic clutch.<\/p>\n<p>(See <a href=\"SM353312\">MAGNETIC CLUTCH INSPECTION<\/a>.)<\/p>\n<p>Replace the magnetic clutch if necessary.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Inspect the A\/C compressor. (poor contact to ground)<\/p>\n<ul type=\"disc\">\n<li>\n<p>If there is any malfunction:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Repair or replace the malfunctioning part according to the inspection results.<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>If there is no malfunction:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Replace the A\/C compressor. (internal circuit open)<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>10<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>INSPECT A\/C RELAY<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Switch the ignition off.<\/p>\n<\/li>\n<li>\n<p>Remove the A\/C relay.<\/p>\n<p>(See <a href=\"SM356352\">RELAY LOCATION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Inspect the A\/C relay.<\/p>\n<p>(See <a href=\"SM356350\">RELAY INSPECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Is there any malfunction?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Replace the A\/C relay.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Go to the next step.<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n<p>11<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>INSPECT A\/C RELAY CONTROL CIRCUIT FOR OPEN CIRCUIT<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>A\/C relay is removed.<\/p>\n<\/li>\n<li>\n<p>Disconnect the PCM connector.<\/p>\n<\/li>\n<li>\n<p>Inspect for continuity between A\/C relay terminal E (wiring harness-side) and PCM terminal 2AF (wiring harness-side).<\/p>\n<\/li>\n<li>\n<p>Is there continuity?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Yes<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Inspect for continuity between the following:<\/p>\n<ul type=\"disc\">\n<li>\n<p>IG1 relay terminal C\u2014A\/C relay terminal A<\/p>\n<\/li>\n<li>\n<p>Battery positive terminal\u2014A\/C relay terminal C<\/p>\n<\/li>\n<li>\n<p>A\/C relay terminal D\u2014Magnetic clutch terminal A<\/p>\n<\/li>\n<\/ul>\n<p>Refer to the wiring diagram and verify whether or not there is a common connector between the following terminals:<\/p>\n<ul type=\"disc\">\n<li>\n<p>IG1 relay terminal C\u2014A\/C relay terminal A<\/p>\n<\/li>\n<li>\n<p>Battery positive terminal\u2014A\/C relay terminal C<\/p>\n<\/li>\n<li>\n<p>A\/C relay terminal D\u2014Magnetic clutch terminal A<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n                      <b>If there is a common connector:<\/b><\/p>\n<li>\n<p>Determine the malfunctioning part by inspecting the common connector and the terminal for corrosion, damage, or pin disconnection, and the common wiring harness for an open circuit.<\/p>\n<\/li>\n<li>\n<p>Repair or replace the malfunctioning part.<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n                      <b>If there is no common connector:<\/b><\/p>\n<li>\n<p>Repair or replace the wiring harness which has an open circuit.<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>No<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>Refer to the wiring diagram and verify whether or not there is a common connector between A\/C relay terminal E and PCM terminal 2AF.<\/p>\n<ul type=\"disc\">\n                      <b>If there is a common connector:<\/b><\/p>\n<li>\n<p>Determine the malfunctioning part by inspecting the common connector and the terminal for corrosion, damage, or pin disconnection, and the common wiring harness for an open circuit.<\/p>\n<\/li>\n<li>\n<p>Repair or replace the malfunctioning part.<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n                      <b>If there is no common connector:<\/b><\/p>\n<li>\n<p>Repair or replace the wiring harness which has an open circuit.<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr valign=\"\" align=\"\" cellspacing=\"\" rowspan=\"\">\n<td valign=\"top\" align=\"center\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<p>12<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"3\">\n<p>Verify the test results.<\/p>\n<ul type=\"disc\">\n<li>\n<p>If normal, return to the diagnostic index to service any additional symptoms.<\/p>\n<p>(See <a href=\"SM352646\">SYMPTOM DIAGNOSTIC INDEX [SKYACTIV-G 2.0]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>If the malfunction remains, inspect the related Service Bulletins and\/or On-line Repair Information and perform repair or diagnosis.<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>If the vehicle is repaired, troubleshooting is completed.<\/p>\n<\/li>\n<li>\n<p>If the vehicle is not repaired or additional diagnostic information is not available, reprogram the PCM if a later calibration is available. Retest.<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\n          <a class=\"prevPage\" href=\"SM352665\">&lt; Previous<\/a> <a class=\"nextPage\" href=\"SM352667\">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; Engine NO.23 A\/C DOES NOT WORK SUFFICIENTLY [SKYACTIV-G 2.0] 23 A\/C DOES NOT WORK SUFFICIENTLY DESCRIPTION A\/C compressor magnetic clutch does not engage when A\/C switch is turned on. POSSIBLE CAUSE PCM, instrument cluster or climate control unit DTC is stored Refrigerant pressure sensor malfunction Improper refrigerant charging amount Seized A\/C compressor Evaporator temperature sensor malfunction Open or short circuit in wiring harness between the following terminals: [&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-8999","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/8999","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=8999"}],"version-history":[{"count":0,"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/8999\/revisions"}],"wp:attachment":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/media?parent=8999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}