{"id":9530,"date":"2017-06-11T23:57:46","date_gmt":"2017-06-11T23:57:46","guid":{"rendered":"http:\/\/mazdaman.x10host.com\/sm353203\/"},"modified":"2017-06-11T23:57:46","modified_gmt":"2017-06-11T23:57:46","slug":"sm353203","status":"publish","type":"page","link":"https:\/\/chroot-me.in\/16ND\/sm353203\/","title":{"rendered":"DTC U3003:16\/U3003:17 [EPS CONTROL MODULE]"},"content":{"rendered":"
\n <\/p>\n
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\n < Previous<\/a> Next ><\/a><\/p>\n

2016 – MX-5 – Steering<\/h2>\n

<\/a><\/p>\n

DTC U3003:16\/U3003:17 [EPS CONTROL MODULE]<\/h3>\n\n\n\n\n\n\n\n\n
\n

DTC<\/b><\/p>\n<\/td>\n

\n

U3003:16<\/b><\/p>\n<\/td>\n

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Power supply<\/b><\/p>\n<\/td>\n<\/tr>\n

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U3003:17<\/b><\/p>\n<\/td>\n<\/tr>\n

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DETECTION CONDITION<\/b><\/p>\n<\/td>\n

\n
    \n
  • \n

    Power supply voltage malfunction is detected<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n

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FAIL-SAFE FUNCTION<\/b><\/p>\n<\/td>\n

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POSSIBLE CAUSE<\/b><\/p>\n<\/td>\n

\n
    \n
  • \n

    DTC is stored in PCM<\/p>\n<\/li>\n

  • \n

    Battery malfunction<\/p>\n<\/li>\n

  • \n

    Generator malfunction<\/p>\n<\/li>\n

  • \n

    Fuse (EPS 60A) malfunction<\/p>\n<\/li>\n

  • \n

    Open or short to GND circuit in wiring harness between battery and EPS control module terminal 1A<\/p>\n<\/li>\n

  • \n

    Open circuit in short-code<\/p>\n<\/li>\n

  • \n

    Poor connection at each connector<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n

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<\/a><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\n <\/a><\/p>\n

Diagnostic Procedure<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

Step<\/p>\n<\/td>\n

\n

Inspection<\/p>\n<\/td>\n

\n

Action<\/p>\n<\/td>\n<\/tr>\n

\n

1<\/p>\n<\/td>\n

\n VERIFY PCM DTC<\/b><\/p>\n\n

Yes<\/p>\n<\/td>\n

\n

Go to the applicable DTC inspection.<\/p>\n

(See DTC TABLE [PCM (SKYACTIV-G 2.0)]<\/a>.)<\/p>\n

DTC troubleshooting completed, then go to the next step.<\/p>\n<\/td>\n<\/tr>\n

\n

No<\/p>\n<\/td>\n

\n

Go to the next step.<\/p>\n<\/td>\n<\/tr>\n

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2<\/p>\n<\/td>\n

\n INSPECT BATTERY<\/b><\/p>\n\n

Yes<\/p>\n<\/td>\n

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Charge or replace the battery, then go to Step7.<\/p>\n

(See BATTERY RECHARGING<\/a>.)<\/p>\n

(See BATTERY REMOVAL\/INSTALLATION [SKYACTIV-G 2.0]<\/a>.)<\/p>\n<\/td>\n<\/tr>\n

\n

No<\/p>\n<\/td>\n

\n

Go to the next step.<\/p>\n<\/td>\n<\/tr>\n

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3<\/p>\n<\/td>\n

\n INSPECT GENERATOR<\/b><\/p>\n\n

Yes<\/p>\n<\/td>\n

\n

Replace the generator, then go to Step7.<\/p>\n

(See GENERATOR REMOVAL\/INSTALLATION [SKYACTIV-G 2.0]<\/a>.)<\/p>\n<\/td>\n<\/tr>\n

\n

No<\/p>\n<\/td>\n

\n

Go to the next step.<\/p>\n<\/td>\n<\/tr>\n

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4<\/p>\n<\/td>\n

\n INSPECT FUSE CONDITION<\/b><\/p>\n
    \n
  • \n

    Is the fuse (EPS 60A) normal?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

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Yes<\/p>\n<\/td>\n

\n

Go to the next step.<\/p>\n<\/td>\n<\/tr>\n

\n

No<\/p>\n<\/td>\n

\n
    \n
  • \n

    If the fuse is blown:<\/p>\n<\/li>\n

      \n
    • \n

      Refer to the wiring diagram and verify whether or not there is a common connector between fuse and EPS control module terminal 1A.<\/p>\n<\/li>\n

        \n If there is a common connector:<\/b><\/p>\n
      • \n

        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

      • \n

        Repair or replace the malfunctioning part.<\/p>\n<\/li>\n<\/ul>\n

          \n If there is no common connector:<\/b><\/p>\n
        • \n

          Repair or replace the wiring harness which has a short to ground.<\/p>\n<\/li>\n

        • \n

          Replace the fuse.<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n

        • \n

          If the fuse is damaged:<\/p>\n<\/li>\n

            \n
          • \n

            Replace the fuse.<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n

            Go to Step7.<\/p>\n<\/td>\n<\/tr>\n

\n

5<\/p>\n<\/td>\n

\n INSPECT EPS CONTROL MODULE POWER SUPPLY CIRCUIT FOR OPEN CIRCUIT<\/b><\/p>\n
    \n
  • \n

    Switch the ignition OFF.<\/p>\n<\/li>\n

  • \n

    Disconnect the EPS control module connector.<\/p>\n<\/li>\n

  • \n

    Switch the ignition ON (engine off).<\/p>\n<\/li>\n

  • \n

    Measure the voltage between EPS control module terminal 1A (wiring harness-side) and body ground.<\/p>\n<\/li>\n

  • \n

    Is the voltage 10 V or more<\/b>?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

\n

Yes<\/p>\n<\/td>\n

\n

Go to the next Step.<\/p>\n<\/td>\n<\/tr>\n

\n

No<\/p>\n<\/td>\n

\n

Refer to the wiring diagram and verify whether or not there is a common connector between battery and EPS control module terminal 1A.<\/p>\n

    \n If there is a common connector:<\/b><\/p>\n
  • \n

    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

  • \n

    Repair or replace the malfunctioning part.<\/p>\n<\/li>\n<\/ul>\n

      \n If there is no common connector:<\/b><\/p>\n
    • \n

      Repair or replace the wiring harness which has an open circuit.<\/p>\n<\/li>\n<\/ul>\n

      Go to Step7.<\/p>\n<\/td>\n<\/tr>\n

\n

6<\/p>\n<\/td>\n

\n INSPECT EPS CONTROL MODULE GROUND CIRCUIT FOR OPEN CIRCUIT OR POOR GROUND<\/b><\/p>\n
    \n
  • \n

    Switch the ignition OFF.<\/p>\n<\/li>\n

  • \n

    Disconnect the EPS control module short-code.<\/p>\n<\/li>\n

  • \n

    Measure the resistance between short-code and body ground.<\/p>\n<\/li>\n

  • \n

    Is the resistance 0\u20141 ohm<\/b>?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

\n

Yes<\/p>\n<\/td>\n

\n

Go to the next step.<\/p>\n<\/td>\n<\/tr>\n

\n

No<\/p>\n<\/td>\n

\n

Repair or replace the malfunctioning part, then go to the next step.<\/p>\n<\/td>\n<\/tr>\n

\n

7<\/p>\n<\/td>\n

\n VERIFY DTC TROUBLESHOOTING COMPLETED<\/b><\/p>\n\n

Yes<\/p>\n<\/td>\n

\n

Repeat the inspection from Step1.<\/p>\n

If the malfunction recurs, replace the EPS control module, then go to the next step.<\/p>\n

(See ELECTRIC POWER STEERING (EPS) CONTROL MODULE REMOVAL\/INSTALLATION<\/a>.)<\/p>\n<\/td>\n<\/tr>\n

\n

No<\/p>\n<\/td>\n

\n

Go to the next step.<\/p>\n<\/td>\n<\/tr>\n

\n

8<\/p>\n<\/td>\n

\n VERIFY NO DTC IS PRESENT<\/b><\/p>\n
    \n
  • \n

    Are any DTCs present?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

\n

Yes<\/p>\n<\/td>\n

\n

Go to the applicable DTC inspection.<\/p>\n

(See DTC TABLE [EPS CONTROL MODULE]<\/a>.)<\/p>\n<\/td>\n<\/tr>\n

\n

No<\/p>\n<\/td>\n

\n

DTC troubleshooting completed.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\n < Previous<\/a> Next ><\/a><\/p>\n

\n Back to Top<\/a>\n <\/div>\n
\n \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":"

< Previous Next > 2016 – MX-5 – Steering DTC U3003:16\/U3003:17 [EPS CONTROL MODULE] DTC U3003:16 Power supply U3003:17 DETECTION CONDITION Power supply voltage malfunction is detected FAIL-SAFE FUNCTION Refer to \u201cFail-safe function table\u201d. (See DTC TABLE [EPS CONTROL MODULE].) POSSIBLE CAUSE DTC is stored in PCM Battery malfunction Generator malfunction Fuse (EPS 60A) malfunction Open or short to GND circuit in wiring harness between battery and EPS control module terminal 1A Open circuit in […]<\/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-9530","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/9530","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=9530"}],"version-history":[{"count":0,"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/9530\/revisions"}],"wp:attachment":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/media?parent=9530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}