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Home >> Infiniti >> 2011 >> G37 IPL, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 61 (Automatic Transmission -- G37 Coupe) >> DTC/Circuit Diagnosis >> DTC P0730: Incorrect Gear Ratio >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different variant/trim than selected.
CAUTION:
  • "DIAGNOSIS PROCEDURE " must be performed before starting "DTC CONFIRMATION PROCEDURE".
  • Never perform "DTC CONFIRMATION PROCEDURE" before completing the repair, which may cause secondary malfunction.
  • Always drive vehicle at a safe speed.
  1. PRECONDITIONING

    If "DTC CONFIRMATION PROCEDURE" is previously conducted, always turn ignition switch OFF and wait at least 10 seconds before performing the next test.

    Go to 2.

  2. CHECK DTC DETECTION

    With CONSULT-III 

    1. Start the engine.
    2. Select "Self Diagnostic Results" in "ENGINE".
    3. Drive vehicle under the similar conditions to (1st trip) Freeze Frame Data for 10 minutes. Refer to the table below.

      Hold the accelerator pedal as steady as possible. 

      CONDITION REFERENCE CHART

      ENGINE SPEED Same value as the Freeze Frame Data.
      VEHICLE SPEED Same value as the Freeze Frame Data.
      B/FUEL SCHDL Same value as the Freeze Frame Data.
    4. Check 1st trip DTC.

    With GST 

    Follow the procedure "With CONSULT-III".

    Is 1st trip DTC detected? 

    YES: Go to "DIAGNOSIS PROCEDURE ".

    NO: INSPECTION END

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