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DTC Confirmation Procedure

WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.
  1. PRECONDITIONING

    If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test.

    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.

      : GO TO 2.

  2. CHECK ENGINE COOLANT TEMPERATURE SENSOR FUNCTION

    ◦ With CONSULT 

    1. Turn ignition switch ON.
    2. Select "DATA MONITOR" mode of "ENGINE" with CONSULT.
    3. Check that "COOLAN TEMP/S" is above 10°C (50°F).

    ⓧ With GST 

    Follow the procedure "With CONSULT" above.

    Is it above 10°C (50°F)? 

    YES: INSPECTION END

    NO: GO TO 3.

  3. PERFORM DTC CONFIRMATION PROCEDURE

    ◦ With CONSULT 

    1. Perform "INSPECTION MODE 5". Refer to "DESCRIPTION ".
    2. Start engine, and run engine for 65 minutes at idle speed.
    3. Check 1st trip DTC.

      If "COOLAN TEMP/S" increases to more than 10°C (50°F) within 65 minutes, turn ignition switch OFF because the test result will be OK. 

      CAUTION: Be careful not to overheat engine.

    ⓧ With GST 

    Follow the procedure "With CONSULT" above.

    Is 1st trip DTC detected? 

    YES: "DIAGNOSIS PROCEDURE "

    NO: INSPECTION END

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