{"id":9257,"date":"2017-06-11T23:58:01","date_gmt":"2017-06-11T23:58:01","guid":{"rendered":"http:\/\/mazdaman.x10host.com\/sm352930\/"},"modified":"2017-06-11T23:58:01","modified_gmt":"2017-06-11T23:58:01","slug":"sm352930","status":"publish","type":"page","link":"https:\/\/chroot-me.in\/16ND\/sm352930\/","title":{"rendered":"DTC U3003:16\/U3003:17 [EVP CONTROL UNIT]"},"content":{"rendered":"
\n <\/p>\n
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\n < Previous<\/a> Next ><\/a><\/p>\n

2016 – MX-5 – Brakes<\/h2>\n

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

DTC U3003:16\/U3003:17 [EVP CONTROL UNIT]<\/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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EVP cintrol unit power supply low input<\/b><\/p>\n<\/td>\n<\/tr>\n

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

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EVP cintrol unit power supply high input<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

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

\n
    \n
  • \n

    DTC U3003:16<\/p>\n<\/li>\n

      \n
    • \n

      The power supply voltage for the EVP control unit is 8.3 V or less<\/b> for a continuous 0.1 s<\/b>.<\/p>\n<\/li>\n<\/ul>\n

    • \n

      DTC U3003:17<\/p>\n<\/li>\n

        \n
      • \n

        The power supply voltage for the EVP control unit is 17.4 V or more<\/b> for a continuous 0.1 s<\/b>.<\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<\/td>\n<\/tr>\n

\n

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

\n
\n

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 (EVPS 30A) malfunction<\/p>\n<\/li>\n

  • \n

    Short to ground or open circuit in wiring harness between battery and EVP control unit terminal A<\/p>\n<\/li>\n

  • \n

    Open circuit in wiring harness between EVP control unit terminal G and body ground<\/p>\n<\/li>\n

  • \n

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

  • \n

    EVP control unit malfunction<\/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

\n

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

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

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

\n

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

\n

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

\n

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

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

    Is the fuse (EVPS 30A) normal?<\/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
    \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 EVP control unit terminal A.<\/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 EVP CONTROL UNIT POWER CIRCUIT FOR OPEN CIRCUIT<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Disconnect the EVP control unit connector.<\/p>\n<\/li>\n

  • \n

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

  • \n

    Measure the voltage between EVP control unit terminal A (wiring harness-side)\u2014body 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 EVP control unit terminal A.<\/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 EVP CONTROL UNIT GROUND CIRCUIT FOR OPEN CIRCUIT OR POOR GROUND<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Disconnect the EVP control unit connector.<\/p>\n<\/li>\n

  • \n

    Measure the resistance between EVP control unit terminal G (wiring harness-side) 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
    \n
  • \n

    If the open circuit could be detected in the wiring harness:<\/p>\n<\/li>\n

      \n
    • \n

      Refer to the wiring diagram and verify whether or not there is a common connector between EVP control unit terminal G and body ground.<\/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 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

        • \n

          Go to the next step.<\/p>\n<\/li>\n<\/ul>\n

        • \n

          If the resistance is out of specification:<\/p>\n<\/li>\n

            \n
          • \n

            Refer to the wiring diagram and verify whether or not there is a common connector between EVP control unit terminal G and body ground.<\/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 poor 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 poor ground.<\/p>\n<\/li>\n<\/ul>\n

              • \n

                Go to the next step.<\/p>\n<\/li>\n<\/ul>\n<\/ul>\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 EVP control unit, then go to the next step.<\/p>\n

(See EVP CONTROL UNIT 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 [EVP CONTROL UNIT]<\/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 – Brakes DTC U3003:16\/U3003:17 [EVP CONTROL UNIT] DTC U3003:16 EVP cintrol unit power supply low input U3003:17 EVP cintrol unit power supply high input DETECTION CONDITION DTC U3003:16 The power supply voltage for the EVP control unit is 8.3 V or less for a continuous 0.1 s. DTC U3003:17 The power supply voltage for the EVP control unit is 17.4 V or more for a continuous 0.1 s. […]<\/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-9257","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/9257","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=9257"}],"version-history":[{"count":0,"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/pages\/9257\/revisions"}],"wp:attachment":[{"href":"https:\/\/chroot-me.in\/16ND\/wp-json\/wp\/v2\/media?parent=9257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}