P0731 hyundai elantra, P0731: HYUNDAI - First Gear Incorrect Ratio

P0731 hyundai elantra, Diagnostic trouble code (DTC) P0731 code stands for “Gear 1 Incorrect Ratio. Description: This TSB provides a procedure to diagnose and repair a transaxle for the following Incorrect Ratio DTC (transaxle clutch slipping more than 200 rpm in gear). Cause: Solenoid or related pressure switch is damaged or has failed Problems related to the Input Speed or Repair Information for P0731 Hyundai code. Learn what First Gear Incorrect Ratio means, location and how to repair. This means that the transmission is not shifting into first gear properly, which can lead to poor acceleration, decreased fuel efficiency, and potential damage to the transmission if left unresolved. Jan 12, 2026 · Curious about fixing the P0731 code quickly? Discover essential steps to address this transmission issue and ensure smooth vehicle performance. One fine day at signal it stopped accelerating and had it checked with the mechanic and he says automatic transmission slipping and it shows p0731 code. . Jan 4, 2023 · I recently bought Hyundai Elantra 2015 with 136k miles on it. A transmission shop said it didn't act like a bad Make: Hyundai Code: P0731 Definition: A/T Incorrect 1st Gear Ratio Description: Engine started, vehicle driven at a speed of over 5 mph, then after a gear shift, the PCM detected the OSS signal (times) the gear ratio of the new gear ratio did not match the ISS signal during the CCM test.


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