{"id":9255,"date":"2017-06-11T23:58:01","date_gmt":"2017-06-11T23:58:01","guid":{"rendered":"http:\/\/mazdaman.x10host.com\/sm352922\/"},"modified":"2017-06-11T23:58:01","modified_gmt":"2017-06-11T23:58:01","slug":"sm352922","status":"publish","type":"page","link":"https:\/\/www.hexorcism.com\/16ND\/sm352922\/","title":{"rendered":"DTC C101A:00 [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 C101A:00 [EVP CONTROL UNIT]<\/h3>\n\n\n\n\n\n\n\n
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DTC<\/b><\/p>\n<\/td>\n

\n

C101A:00<\/b><\/p>\n<\/td>\n

\n

Vacuum sensor 1\/ Vacuum sensor 2 correlation problem<\/b><\/p>\n<\/td>\n<\/tr>\n

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

\n
    \n
  • \n

    Vacuum sensor 1 and 2 values are compared and the difference is 5 kPa {38 mmHg, 2 inHg} or more<\/b> for a continuous 1 s<\/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

\n
    \n
  • \n

    Malfunctions (open circuit, short circuit, connection malfunction) in the following wiring harnesses and connectors<\/p>\n<\/li>\n

      \n
    • \n

      Vacuum sensor 1 terminal A\u2014EVP control unit terminal AA<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 1 terminal C\u2014EVP control unit terminal AC<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 1 terminal B\u2014EVP control unit terminal Y<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 terminal A\u2014PCM terminal 2BG<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 terminal C\u2014PCM terminal 2Q<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 terminal B\u2014PCM terminal 2AH<\/p>\n<\/li>\n<\/ul>\n

    • \n

      Vacuum sensor 1 malfunction<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 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 <\/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\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

\n

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

\n

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

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

\n VERIFY IF DIAGNOSTIC RESULT IS AFFECTED BY OTHER RELATED DTCs OCCURRING<\/b><\/p>\n\n

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

\n

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

(See DTC C101B:16\/C101B:17 [EVP CONTROL UNIT]<\/a>.)<\/p>\n

(See DTC P0555:00 [PCM (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 DETERMINE WHETHER MALFUNCTION IS PAST OR PRESENT<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Access the VS1 and VS2 PIDs using the M-MDS.<\/p>\n<\/li>\n

  • \n

    Start the engine.<\/p>\n<\/li>\n

  • \n

    Compare the values of PIDs VS1 and VS2.<\/p>\n<\/li>\n

  • \n

    Is the difference between PIDs VS1 and VS2 5 kPa {38 mmHg, 2 inHg} or more<\/b>?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

\n

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

\n

Go to Step 8.<\/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 VERIFY DTC REPEATABILITY<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Access the VS1 and VS2 PIDs using the M-MDS.<\/p>\n<\/li>\n

  • \n

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

  • \n

    Verify PID VS1 and VS2 when operating simulation item VPS_FBK.<\/p>\n<\/li>\n

  • \n

    Do the values in PIDs VS1 and VS2 change when the wiring harnesses for vacuum sensor 1 and 2 are shaken?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

\n

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

\n
    \n If PID VS1 value changes:<\/b><\/p>\n
  • \n

    Go to Step 8.<\/p>\n<\/li>\n<\/ul>\n

      \n If PID VS2 value changes:<\/b><\/p>\n
    • \n

      Go to Step 10.<\/p>\n<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n

\n

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

\n

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

\n

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

\n INSPECT VACUUM SENSOR 1 AND VACUUM SENSOR 2 CIRCUITS<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Inspect the wiring harness between the following terminals for an open circuit, short circuit or connector connection malfunction.<\/p>\n<\/li>\n

      \n
    • \n

      Vacuum sensor 1 terminal A (wiring harness-side)\u2014EVP control unit terminal AA (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 1 terminal C (wiring harness-side)\u2014EVP control unit terminal AC (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 1 terminal B (wiring harness-side)\u2014EVP control unit terminal Y (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 terminal A (wiring harness-side)\u2014PCM terminal 2BG (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 terminal C (wiring harness-side)\u2014PCM terminal 2Q (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 terminal B (wiring harness-side)\u2014PCM terminal 2AH (wiring harness-side)<\/p>\n<\/li>\n<\/ul>\n

    • \n

      Are connectors and harnesses 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 malfunctioning part, then go to Step12.<\/p>\n<\/td>\n<\/tr>\n

\n

6<\/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 VS1 and VS2 PIDs using the M-MDS.<\/p>\n<\/li>\n

  • \n

    Compare the service questions content and snap shot data driving conditions when the vehicle is driven with the values of PID VS1 and VS2.<\/p>\n<\/li>\n

  • \n

    Is the difference between PIDs VS1 and VS2 5 kPa {38 mmHg, 2 inHg} or more<\/b>?<\/p>\n<\/li>\n<\/ul>\n<\/td>\n

\n

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

\n

Go to Step 8.<\/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

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

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

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

\n

Replace the EVP control unit, then go to Step 13.<\/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

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

\n INSPECT VACUUM SENSOR 1 CIRCUIT<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Inspect the wiring harness between the following terminals for an open circuit, short circuit or connector connection malfunction.<\/p>\n<\/li>\n

      \n
    • \n

      Vacuum sensor 1 terminal A (wiring harness-side)\u2014EVP control unit terminal AA (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 1 terminal C (wiring harness-side)\u2014EVP control unit terminal AC (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 1 terminal B (wiring harness-side)\u2014EVP control unit terminal Y (wiring harness-side)<\/p>\n<\/li>\n<\/ul>\n

    • \n

      Are inspection results 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 malfunctioning part, then go to Step 12.<\/p>\n<\/td>\n<\/tr>\n

\n

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

\n INSPECT VACUUM SENSOR 1<\/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

\n

Replace the power brake unit, then go to Step 12.<\/p>\n

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

\n

10<\/p>\n<\/td>\n

\n INSPECT VACUUM SENSOR 2 CIRCUIT<\/b><\/p>\n
    \n
  • \n

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

  • \n

    Inspect the wiring harness between the following terminals for an open circuit, short circuit or connector connection malfunction.<\/p>\n<\/li>\n

      \n
    • \n

      Vacuum sensor 2 terminal A (wiring harness-side)\u2014PCM terminal 2BG (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 terminal C (wiring harness-side)\u2014PCM terminal 2Q (wiring harness-side)<\/p>\n<\/li>\n

    • \n

      Vacuum sensor 2 terminal B (wiring harness-side)\u2014PCM terminal 2AH (wiring harness-side)<\/p>\n<\/li>\n<\/ul>\n

    • \n

      Are inspection results 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 malfunctioning part, then go to Step 12.<\/p>\n<\/td>\n<\/tr>\n

\n

11<\/p>\n<\/td>\n

\n INSPECT VACUUM SENSOR 2<\/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

\n

Replace the power brake unit, then go to the next step.<\/p>\n

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

\n

12<\/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

13<\/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 C101A:00 [EVP CONTROL UNIT] DTC C101A:00 Vacuum sensor 1\/ Vacuum sensor 2 correlation problem DETECTION CONDITION Vacuum sensor 1 and 2 values are compared and the difference is 5 kPa {38 mmHg, 2 inHg} or more for a continuous 1 s. FAIL-SAFE FUNCTION Refer to \u201cFail-safe function table\u201d. (See DTC TABLE [EVP CONTROL UNIT].) POSSIBLE CAUSE Malfunctions (open circuit, short circuit, connection malfunction) in the […]<\/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-9255","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/pages\/9255","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=9255"}],"version-history":[{"count":0,"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/pages\/9255\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hexorcism.com\/16ND\/wp-json\/wp\/v2\/media?parent=9255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}