{"id":10805,"date":"2017-06-11T23:56:48","date_gmt":"2017-06-11T23:56:48","guid":{"rendered":"http:\/\/mazdaman.x10host.com\/sm361333\/"},"modified":"2017-06-11T23:56:48","modified_gmt":"2017-06-11T23:56:48","slug":"sm361333","status":"publish","type":"page","link":"https:\/\/www.hexorcism.com\/16ND\/sm361333\/","title":{"rendered":"DTC C101C:73 [EVP CONTROL UNIT]"},"content":{"rendered":"
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\n < Previous<\/a> Next ><\/a><\/p>\n

2016 – MX-5 – Brakes<\/h2>\n

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

DTC C101C:73 [EVP CONTROL UNIT]<\/h3>\n\n\n\n\n\n\n\n
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DTC<\/b><\/p>\n<\/td>\n

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C101C:73<\/b><\/p>\n<\/td>\n

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Electric vacuum pump: short circuit in drive circuit<\/b><\/p>\n<\/td>\n<\/tr>\n

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

\n
    \n
  • \n

    Resistance of the electric vacuum pump drive circuit is less than 10 m ohm<\/b>.<\/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

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    \n
  • \n

    Electric vacuum pump circuits are shorted to each other<\/p>\n<\/li>\n

      \n
    • \n

      Electric vacuum pump terminal B and terminal A are shorted to each other<\/p>\n<\/li>\n<\/ul>\n

    • \n

      Electric vacuum pump connector or terminals malfunction<\/p>\n<\/li>\n

    • \n

      EVP control unit connector or terminals malfunction<\/p>\n<\/li>\n

    • \n

      Electric vacuum pump malfunction<\/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 Diagnostic Procedure<\/b><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
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Step<\/p>\n<\/td>\n

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

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

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

\n RECORD SNAPSHOT DATA AND DIAGNOSTIC MONITORING TEST RESULTS TO UTILIZE WITH REPEATABILITY VERIFICATION<\/b><\/p>\n

NOTE:<\/span><\/b><\/p>\n

    \n
  • \n

    Recording can be facilitated using the screen capture function of the PC.<\/p>\n<\/li>\n<\/ul>\n

      \n
    • \n

      Record the snapshot data and DIAGNOSTIC MONITORING TEST RESULTS (fuel system related) on the repair order.<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

\n

\u2014<\/p>\n<\/td>\n

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

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

\n DETERMINE WHETHER MALFUNCTION IS PAST OR PRESENT<\/b><\/p>\n

NOTE:<\/span><\/b><\/p>\n

\n

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

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Go to Step 7.<\/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 VERIFY DTC REPEATABILITY<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Access the following EVP control unit PIDs using the M-MDS:<\/p>\n<\/li>\n

      \n
    • \n

      VP_MV<\/p>\n<\/li>\n

    • \n

      VP_PV<\/p>\n<\/li>\n<\/ul>\n

    • \n

      Access the simulation item VPS_FBK using the M-MDS.<\/p>\n<\/li>\n

    • \n

      Verify PID VP_MV and VP_PV when the electric vacuum pump is operated by simulation item VPS_FBK.<\/p>\n<\/li>\n

    • \n

      Are VP_MV and VP_PV PIDs within specification?<\/p>\n<\/li>\n

        \n Specification:<\/b><\/p>\n
      • \n

        VP_MV: Below 0.8 V (VPS_FBK On), 4.1\u20148.7 V (VPS_FBK Off)<\/b><\/p>\n<\/li>\n

      • \n

        VP_PV: 8.0\u201417.4 V (VPS_FBK On), 4.1\u20148.7 V (VPS_FBK Off)<\/b><\/p>\n<\/li>\n<\/ul>\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

Go to Step 7.<\/p>\n<\/td>\n<\/tr>\n

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

\n DRIVE VEHICLE THEN VERIFY DTC REPEATABILITY BASED ON SERVICE QUESTIONING RESULTS AND SNAP SHOT DATA<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Access the following EVP control unit PIDs using the M-MDS:<\/p>\n<\/li>\n

      \n
    • \n

      VP_MV<\/p>\n<\/li>\n

    • \n

      VP_PV<\/p>\n<\/li>\n

    • \n

      VPS_FBK<\/p>\n<\/li>\n<\/ul>\n

    • \n

      Drive the vehicle based on the service questions content and snap shot data driving conditions.<\/p>\n<\/li>\n

    • \n

      Are VP_MV and VP_PV PIDs within specification, while the vehicle is driven?<\/p>\n<\/li>\n

        \n Specification:<\/b><\/p>\n
      • \n

        VP_MV: Below 0.8 V (VPS_FBK On), 4.1\u20148.7 V (VPS_FBK Off)<\/b><\/p>\n<\/li>\n

      • \n

        VP_PV: 8.0\u201417.4 V (VPS_FBK On), 4.1\u20148.7 V (VPS_FBK Off)<\/b><\/p>\n<\/li>\n<\/ul>\n<\/ul>\n<\/td>\n

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

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

\n

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

\n

Go to Step 7.<\/p>\n<\/td>\n<\/tr>\n

\n

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

\n INSPECT ELECTRIC VACUUM PUMP CIRCUITS FOR SHORT TO EACH OTHER<\/b><\/p>\n\n

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

\n

Refer to the wiring diagram and verify whether or not there is a common connector in the followings:<\/p>\n

    \n
  • \n

    Electric vacuum pump terminal B\u2014EVP control unit terminal C<\/p>\n<\/li>\n

  • \n

    Electric vacuum pump terminal A\u2014EVP control unit terminal E<\/p>\n<\/li>\n<\/ul>\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 each other.<\/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 each other.<\/p>\n<\/li>\n<\/ul>\n

        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

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

\n VERIFY DTC REPEATABILITY AND DETERMINE IF MALFUNCTION CAUSE IS EVP CONTROL UNIT<\/b><\/p>\n\n

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

\n

Replace the EVP control unit, then go to Step 11.<\/p>\n

(See EVP CONTROL UNIT REMOVAL\/INSTALLATION<\/a>.)<\/p>\n<\/td>\n<\/tr>\n

\n

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

\n

DTC troubleshooting completed.<\/p>\n

Explain to the customer that there are no malfunctions with the vehicle based on the contents of the servicing.<\/p>\n<\/td>\n<\/tr>\n

\n

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

\n INSPECT ELECTRIC VACUUM PUMP CONNECTOR CONDITION<\/b><\/p>\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

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Repair or replace the connector and\/or terminals, then go to Step 10.<\/p>\n<\/td>\n<\/tr>\n

\n

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

\n INSPECT EVP CONTROL UNIT CONNECTOR CONDITION<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Inspect for poor connection (such as damaged\/pulled-out pins, corrosion).<\/p>\n<\/li>\n

  • \n

    Is the connector 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

Repair or replace the connector and\/or terminals, then go to Step 10.<\/p>\n<\/td>\n<\/tr>\n

\n

9<\/p>\n<\/td>\n

\n INSPECT ELECTRIC VACUUM PUMP CIRCUITS FOR SHORT TO EACH OTHER<\/b><\/p>\n
    \n
  • \n

    Verify that the electric vacuum pump and EVP control unit connectors are disconnected.<\/p>\n<\/li>\n

  • \n

    Inspect for continuity between electric vacuum pump terminals A and B (wiring harness-side)<\/p>\n<\/li>\n

  • \n

    Is there continuity?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

\n

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

\n

Refer to the wiring diagram and verify whether or not there is a common connector in the followings:<\/p>\n

    \n
  • \n

    Electric vacuum pump terminal B\u2014EVP control unit terminal C<\/p>\n<\/li>\n

  • \n

    Electric vacuum pump terminal A\u2014EVP control unit terminal E<\/p>\n<\/li>\n<\/ul>\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 each other.<\/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 each other.<\/p>\n<\/li>\n<\/ul>\n

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

\n

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

\n

Replace the electric vacuum pump, then go to the next step.<\/p>\n

(See ELECTRIC VACUUM PUMP REMOVAL\/INSTALLATION<\/a>.)<\/p>\n<\/td>\n<\/tr>\n

\n

10<\/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

11<\/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

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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

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\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 C101C:73 [EVP CONTROL UNIT] DTC C101C:73 Electric vacuum pump: short circuit in drive circuit DETECTION CONDITION Resistance of the electric vacuum pump drive circuit is less than 10 m ohm. FAIL-SAFE FUNCTION Refer to \u201cFail-safe function table\u201d. (See DTC TABLE [EVP CONTROL UNIT].) POSSIBLE CAUSE Electric vacuum pump circuits are shorted to each other Electric vacuum pump terminal B and terminal A are shorted to […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-10805","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/pages\/10805","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/comments?post=10805"}],"version-history":[{"count":0,"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/pages\/10805\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/media?parent=10805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}