{"id":9844,"date":"2017-06-11T23:57:30","date_gmt":"2017-06-11T23:57:30","guid":{"rendered":"http:\/\/mazdaman.x10host.com\/sm353517\/"},"modified":"2017-06-11T23:57:30","modified_gmt":"2017-06-11T23:57:30","slug":"sm353517","status":"publish","type":"page","link":"https:\/\/chroot-me.in\/16ND\/sm353517\/","title":{"rendered":"DTC: 16:Er11, 16:Er12, 26:Er81 [AUDIO UNIT]"},"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=\"SM353516\">&lt; Previous<\/a> <a class=\"nextPage\" href=\"SM353518\">Next &gt;<\/a><\/p>\n<h2>2016 &#8211; MX-5 &#8211; Body and Accessories<\/h2>\n<p><a name=\"id09021q453700\" id=\"id09021q453700\"><\/a><\/p>\n<h3>DTC: 16:Er11, 16:Er12, 26:Er81 [AUDIO UNIT]<\/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><b>Description<\/b><\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<ul type=\"disc\">\n<li>\n<p>16:Er11<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>CAN communication time-out<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>16:Er12<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Unit communication error<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>26:Er81<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Communication error with Bluetooth<sup>\u00ae<\/sup> unit<\/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=\"NaN\">\n<p><b>Detection condition<\/b><\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<ul type=\"disc\">\n<li>\n<p>16:Er11<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Time-out occurs in the audio unit CAN signal.<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>16:Er12<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>The audio unit cannot receive CAN signal.<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>26:Er81<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>The audio unit cannot receive CAN signal from the Bluetooth<sup>\u00ae<\/sup> unit.<\/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=\"NaN\">\n<p><b>Fail-safe<\/b><\/p>\n<\/td>\n<td valign=\"middle\" align=\"left\" cellspacing=\"\" rowspan=\"\" colspan=\"NaN\">\n<ul type=\"disc\">\n<li>\n<p>16:Er11<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Not applicable<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>16:Er12<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Not applicable<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>26:Er81<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Not applicable<\/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=\"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>Audio unit connector or terminal malfunction<\/p>\n<\/li>\n<li>\n<p>CD player connector or terminal malfunction<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit connector or terminal malfunction (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<li>\n<p>Connector C-14 connector or terminal malfunction<\/p>\n<\/li>\n<li>\n<p>Connector C-16 connector or terminal malfunction (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<li>\n<p>Connector C-41 connector or terminal malfunction<\/p>\n<\/li>\n<li>\n<p>Short to power supply in wiring harness between the following terminals:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit terminal 1O\u2014CD player terminal G<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1O\u2014 Bluetooth<sup>\u00ae<\/sup> unit terminal Y (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Short to ground in wiring harness between the following terminals:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit terminal 1Q\u2014CD player terminal H<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Short between circuits in the following wiring harness:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit terminal 1O\u2014CD player terminal G<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014CD player terminal H<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1O\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Y (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Open circuit in wiring harness between the following terminals:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit terminal 1O\u2014CD player terminal G<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014CD player terminal H<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1O\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Y (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>CD player malfunction<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit malfunction (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<li>\n<p>Audio unit malfunction<\/p>\n<\/li>\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\/AMXUUW00004562.GIF\"><img decoding=\"async\" align=\"absmiddle\" border=\"0\" src=\"\/16ND\/wp-content\/uploads\/2017\/05\/AMXUUW00004562.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>When disconnecting the connector, verify that there is no looseness, damage, deformation, corrosion, or poor connection of the connector terminals.<\/p>\n<\/li>\n<\/ul>\n<p>          <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=\"2\">\n<p>Inspection<\/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>INSPECT FOR POWER SUPPLY-RELATED MALFUNCTION<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Switch the ignition ON (engine off).<\/p>\n<\/li>\n<li>\n<p>Perform the DTC inspection 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>Is the power supply related DTC displayed?<\/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><b><span class=\"c1\">NOTE:<\/span><\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>It may be affected by power supply-related malfunction.<\/p>\n<\/li>\n<\/ul>\n<p>Repair the malfunctioning location according to the applicable DTC troubleshooting.<\/p>\n<p>(See <a href=\"SM352613\">DTC TABLE [PCM (SKYACTIV-G 2.0)]<\/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>INSPECT CAN_H SIDE CIRCUIT OF LOCAL MS-CAN FOR SHORT TO POWER SUPPLY<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Measure the voltage between audio unit terminal 1O (LOCAL MS-CAN CAN_H side) and body ground.<\/p>\n<\/li>\n<li>\n<p>Is the voltage <b>B+<\/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>A short to power supply in CAN_H side of LOCAL MS-CAN has occurred.<\/p>\n<ul type=\"disc\">\n<li>\n<p>Go to Step 5.<\/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>3<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>INSPECT CAN_L SIDE CIRCUIT OF LOCAL MS-CAN FOR SHORT TO GROUND<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Measure the voltage between audio unit terminal 1Q (LOCAL MS-CAN CAN_L side) and body ground.<\/p>\n<\/li>\n<li>\n<p>Is the voltage <b>0 V<\/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>A short to ground in CAN_L side of LOCAL MS-CAN has occurred.<\/p>\n<ul type=\"disc\">\n<li>\n<p>Go to Step 6.<\/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>4<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>INSPECT BETWEEN LOCAL MS-CAN_L AND LOCAL MS-CAN_H SIDE CIRCUITS FOR SHORT BETWEEN CIRCUITS<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Switch the ignition off.<\/p>\n<\/li>\n<li>\n<p>Disconnect the negative battery cable.<\/p>\n<p>(See <a href=\"SM352783\">NEGATIVE BATTERY CABLE DISCONNECTION\/CONNECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Measure the resistance between audio unit 1O and 1Q terminals (wiring harness-side).<\/p>\n<\/li>\n<li>\n<p>Is the resistance <b>approx. 60 ohms<\/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 Step 9. (LOCAL MS-CAN is normal)<\/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<ul type=\"disc\">\n                      <b>If the resistance is 0 ohm:<\/b><\/p>\n<li>\n<p>A short between circuits has occurred in LOCAL MS-CAN.<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Go to Step 7.<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<ul type=\"disc\">\n                      <b>If the resistance is 120 ohms:<\/b><\/p>\n<li>\n<p>An open circuit in the LOCAL MS-CAN has occurred.<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Go to Step 8.<\/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>5<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>INSPECT RELATED WIRING HARNESS (SHORT TO POWER SUPPLY)<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Switch the ignition off.<\/p>\n<\/li>\n<li>\n<p>Disconnect the negative battery cable.<\/p>\n<p>(See <a href=\"SM352783\">NEGATIVE BATTERY CABLE DISCONNECTION\/CONNECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Disconnect the following connectors:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit<\/p>\n<\/li>\n<li>\n<p>CD player<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Connect the negative battery cable.<\/p>\n<p>(See <a href=\"SM352783\">NEGATIVE BATTERY CABLE DISCONNECTION\/CONNECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Switch the ignition ON (engine off or on).<\/p>\n<\/li>\n<li>\n<p>Measure the voltage at the following terminals (wiring harness-side).<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit terminal 1O<\/p>\n<\/li>\n<li>\n<p>CD player terminal G<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit terminal Y (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Is the voltage <b>0 V<\/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 Step 9.<\/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>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>Audio unit terminal 1O\u2014CD player terminal G<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1O\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Y (With Bluetooth<sup>\u00ae<\/sup> unit)<\/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 to power supply.<\/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 to power supply.<\/p>\n<\/li>\n<\/ul>\n<p>Go to Step 11.<\/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 RELATED WIRING HARNESS (SHORT TO GROUND)<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Switch the ignition off.<\/p>\n<\/li>\n<li>\n<p>Disconnect the negative battery cable.<\/p>\n<p>(See <a href=\"SM352783\">NEGATIVE BATTERY CABLE DISCONNECTION\/CONNECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Disconnect the following connectors:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit<\/p>\n<\/li>\n<li>\n<p>CD player<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Inspect for continuity between the following terminals (wiring harness-side) and body ground:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit terminal 1Q<\/p>\n<\/li>\n<li>\n<p>CD player terminal H<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit terminal Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\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>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>Audio unit terminal 1Q\u2014CD player terminal H<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/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 to ground.<\/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 to ground.<\/p>\n<\/li>\n<\/ul>\n<p>Go to Step 11.<\/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 9.<\/p>\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>INSPECT RELATED WIRING HARNESS (LINE-TO-LINE SHORT CIRCUIT)<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Switch the ignition off.<\/p>\n<\/li>\n<li>\n<p>Disconnect the negative battery cable.<\/p>\n<p>(See <a href=\"SM352783\">NEGATIVE BATTERY CABLE DISCONNECTION\/CONNECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Disconnect the following connectors:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit<\/p>\n<\/li>\n<li>\n<p>CD player<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Inspect between the following terminals (wiring harness-side) for continuity.<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit terminal 1O and 1Q<\/p>\n<\/li>\n<li>\n<p>CD player terminal G and H<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit terminal Y and Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\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>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>Audio unit terminal 1O\u2014CD player terminal G<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014CD player terminal H<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1O\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Y (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/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 between circuits.<\/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 shorted between circuits.<\/p>\n<\/li>\n<\/ul>\n<p>Go to Step 11.<\/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 9.<\/p>\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>INSPECT RELATED WIRING HARNESS (OPEN CIRCUIT)<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Switch the ignition off.<\/p>\n<\/li>\n<li>\n<p>Disconnect the negative battery cable.<\/p>\n<p>(See <a href=\"SM352783\">NEGATIVE BATTERY CABLE DISCONNECTION\/CONNECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Disconnect the following connectors:<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit<\/p>\n<\/li>\n<li>\n<p>CD player<\/p>\n<\/li>\n<li>\n<p>Bluetooth<sup>\u00ae<\/sup> unit (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\n<li>\n<p>Inspect for continuity between the following terminals (wiring harness-side):<\/p>\n<\/li>\n<ul type=\"square\">\n<li>\n<p>Audio unit terminal 1O\u2014CD player terminal G<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014CD player terminal H<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1O\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Y (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<\/ul>\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>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>Audio unit terminal 1O\u2014CD player terminal G<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014CD player terminal H<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1O\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Y (With Bluetooth<sup>\u00ae<\/sup> unit)<\/p>\n<\/li>\n<li>\n<p>Audio unit terminal 1Q\u2014Bluetooth<sup>\u00ae<\/sup> unit terminal Z (With Bluetooth<sup>\u00ae<\/sup> unit)<\/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<p>Go to Step 11.<\/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 9.<\/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>VERIFY IF MALFUNCTIONING LOCATION IS CD PLAYER DEPENDING ON REPEATABILITY<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Always reconnect all disconnected connectors.<\/p>\n<\/li>\n<li>\n<p>Connect the negative battery cable.<\/p>\n<p>(See <a href=\"SM352783\">NEGATIVE BATTERY CABLE DISCONNECTION\/CONNECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Clear the audio unit DTCs.<\/p>\n<p>(See <a href=\"SM353520\">CLEARING DTC [AUDIO UNIT]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Perform the audio unit DTC inspection.<\/p>\n<p>(See <a href=\"SM353514\">DTC INSPECTION [AUDIO UNIT]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Is the same DTC displayed?<\/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 CD player, then go to the next step.<\/p>\n<p>(See <a href=\"SM356301\">CD PLAYER REMOVAL\/INSTALLATION<\/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 Step 12.<\/p>\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>VERIFY IF MALFUNCTIONING LOCATION IS Bluetooth\u00ae UNIT DEPENDING ON REPEATABILITY<\/b><\/p>\n<p><b><span class=\"c1\">NOTE:<\/span><\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>For vehicles without the Bluetooth\u00ae unit, go to the next step.<\/p>\n<\/li>\n<\/ul>\n<ul type=\"disc\">\n<li>\n<p>Clear the DTC for the Bluetooth<sup>\u00ae<\/sup> unit.<\/p>\n<p>(See <a href=\"SM353520\">CLEARING DTC [AUDIO UNIT]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Perform the DTC inspection for the Bluetooth<sup>\u00ae<\/sup> unit.<\/p>\n<p>(See <a href=\"SM353514\">DTC INSPECTION [AUDIO UNIT]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Is the same DTC displayed?<\/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 Bluetooth<sup>\u00ae<\/sup> unit, then go to the next step.<\/p>\n<p>(See <a href=\"SM356335\">Bluetooth\u00ae UNIT REMOVAL\/INSTALLATION<\/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 Step 12.<\/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>VERIFY THAT REPAIRS HAVE BEEN COMPLETED<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Always reconnect all disconnected connectors.<\/p>\n<\/li>\n<li>\n<p>Connect the negative battery cable.<\/p>\n<p>(See <a href=\"SM352783\">NEGATIVE BATTERY CABLE DISCONNECTION\/CONNECTION<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Clear the DTC for the audio unit.<\/p>\n<p>(See <a href=\"SM353520\">CLEARING DTC [AUDIO UNIT]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Perform the audio unit DTC inspection.<\/p>\n<p>(See <a href=\"SM353514\">DTC INSPECTION [AUDIO UNIT]<\/a>.)<\/p>\n<\/li>\n<li>\n<p>Is the same DTC displayed?<\/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>Repeat the inspection from Step 1.<\/p>\n<ul type=\"disc\">\n<li>\n<p>If the malfunction recurs, replace the audio unit.<\/p>\n<p>(See <a href=\"SM356320\">AUDIO UNIT REMOVAL\/INSTALLATION<\/a>.)<\/p>\n<\/li>\n<\/ul>\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 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>12<\/p>\n<\/td>\n<td valign=\"top\" align=\"left\" cellspacing=\"\" rowspan=\"2\" colspan=\"NaN\">\n                  <b>VERIFY IF OTHER DTCs DISPLAYED<\/b><\/p>\n<ul type=\"disc\">\n<li>\n<p>Are any other DTCs displayed?<\/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 applicable DTC troubleshooting.<\/p>\n<p>(See <a href=\"SM353521\">DTC TABLE [AUDIO UNIT]<\/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>DTC troubleshooting completed.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\n          <a class=\"prevPage\" href=\"SM353516\">&lt; Previous<\/a> <a class=\"nextPage\" href=\"SM353518\">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 DTC: 16:Er11, 16:Er12, 26:Er81 [AUDIO UNIT] Description 16:Er11 CAN communication time-out 16:Er12 Unit communication error 26:Er81 Communication error with Bluetooth\u00ae unit Detection condition 16:Er11 Time-out occurs in the audio unit CAN signal. 16:Er12 The audio unit cannot receive CAN signal. 26:Er81 The audio unit cannot receive CAN signal from the Bluetooth\u00ae unit. Fail-safe 16:Er11 Not applicable 16:Er12 Not applicable 26:Er81 Not applicable Possible cause [&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-9844","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/9844","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=9844"}],"version-history":[{"count":0,"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/9844\/revisions"}],"wp:attachment":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/media?parent=9844"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}