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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 >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    Is the inspection result normal? 

    YES: Go to 2.

    NO: Repair or replace damaged parts.

  2. DETECT MALFUNCTIONING ITEM

    Disassemble the A/T assembly to check component parts. Refer to "DISASSEMBLY ".

    NOTE: Check the component parts, referring to "Possible cause" in "DTC DETECTION LOGIC". Refer to "DTC LOGIC ".

    Is the inspection result normal? 

    YES: Replace control valve & TCM. Refer to "EXPLODED VIEW ".

    NO: Repair or replace damaged parts.

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