P0731 OBD Trouble Code
4 results found
| Type | Powertrain - Transmission - ISO/SAE Controlled |
|---|---|
| Description | Gear 1 Incorrect Ratio |
| Type | Powertrain - Transmission - ISO/SAE Controlled |
|---|---|
| Description | Incorrect Ratio for First Gear Conditions |
| Cause | Engine running in 1st gear with VSS signals received, then the PCM detected that the transmission First Gear Ratio was incorrect |
| Type | Powertrain - Transmission - ISO/SAE Controlled |
|---|---|
| Description | Transaxle - No First Gear Conditions |
| Cause | Vehicle speed over 3 mph, Turbine Shaft Speed over 224 rpm, no turbine shaft or vehicle speed signal noise, high line pressure commanded, then the PCM detected twice per vehicle trip, that the ratio failure counter equaled 255 for an in-gear fault, or the shift Counter was over 100 on a downshift to 1st gear in acceleration |
| Type | Powertrain - Transmission - ISO/SAE Controlled |
|---|---|
| Description | AT - first gear selection - malfunction |
| Cause | Valve block |
Try also: https://www.obd-codes.com/p0731
