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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 203 (Automatic Transmission (DTC/Circuit Diagnosis) (Re7R01B)) >> DTC/Circuit Diagnosis >> DTC P0730: Incorrect Gear Ratio >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. 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 Description .

    Is the inspection result normal?

    YES

    Replace the control valve & TCM. Refer to Exploded View .

    NO

    Repair or replace damaged parts.

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