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Home >> Infiniti >> 2013 >> M56 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0183 >> DTC P0014, P0024: EVT Control >> DTC Logic >> DTC Confirmation Procedure
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DTC Confirmation Procedure

  1. PRECONDITIONING 
    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON.
    3. Turn ignition switch OFF and wait at least 10 seconds.

      TESTING CONDITION: 

      Before performing the following procedure, confirm that battery voltage is 11 V or more at idle. 

      : GO TO 2.

  2. PERFORM DTC CONFIRMATION PROCEDURE-I 

    WITH CONSULT

    1. Turn ignition switch ON and select "DATA MONITOR" mode with CONSULT.
    2. Start engine and warm it up to the normal operating temperature.
    3. Maintain the following conditions for at least 6 consecutive seconds.

      Hold the accelerator pedal as steady as possible.

      ENG SPEED Less than 2, 000 rpm (A constant rotation is maintained.)
      COOLAN TEMP/S More than 70°C (158°F)
      Selector lever P or N position
    4. Let engine idle for 10 seconds.
    5. Check 1st trip DTC.

      WITH GST

      Follow the procedure "With CONSULT" above.

      Is 1st trip DTC detected? 

      YES: Proceed to "DIAGNOSIS PROCEDURE "

      NO: GO TO 3.

  3. PERFORM DTC CONFIRMATION PROCEDURE-II 

    WITH CONSULT

    1. Select "DATA MONITOR" mode with CONSULT.
    2. Maintain the following conditions for at least 20 consecutive seconds.
      ENG SPEED 1, 500 - 3, 175 rpm (A constant rotation is maintained.)
      COOLAN TEMP/S More than 70°C (158°F)
      Selector lever 1st or 2nd position
      Driving location uphill Driving vehicle uphill (Increased engine load will help maintain the driving conditions required for this test.)
      CAUTION: Always drive at a safe speed.
    3. Check 1st trip DTC.

      WITH GST

      Follow the procedure "With CONSULT" above.

      Is 1st trip DTC detected? 

      YES: Proceed to "DIAGNOSIS PROCEDURE "

      NO: INSPECTION END