Code Definition

P0732 — Gear 2 Incorrect ratio

System: Powertrain  |  Type: Generic (OBD-II Standard)  |  Make: Generic

About P0732

P0732 is a generic (obd-ii standard) powertrain diagnostic trouble code. It belongs to the P-prefix family of codes, which covers engine, transmission, emissions, or fuel-system faults.

Scanning & clearing: A generic OBD-II scan tool will usually read and clear powertrain (P) codes. For live data, freeze-frame capture, and bi-directional tests you may need a more capable scan tool that supports the vehicle's ECM protocol.

Because P0732 is a generic OBD-II code, its base definition is shared across manufacturers. The specific diagnostic steps, reference values, and repair procedures can vary by vehicle, and the TaT Diagnostic Assistant includes verified procedures submitted by working technicians.

Code Information

The P0732 fault code is set when the Transmission Control Module (TCM) detects an issue with the gear 2 ratio in the transmission, specifically that the actual ratio does not match the expected ratio. This discrepancy in the second gear ratio is indicative of a problem that can affect the transmission's performance, particularly when shifting into or operating in second gear. Causes of this issue can range from mechanical failures within the transmission to problems with transmission fluid, or sensor-related issues. Symptoms often include difficulty shifting into second gear, slipping or jerki...

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