P1781 OBD Trouble Code
1 result found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Engine Torque Signal Circuit (4L30-E Transmission) |
| Cause | Key on or engine running, then the PCM detected that the engine torque signal was below the lower or over the upper limit, or that the torque signal was unreliable, conditions met tor one second |
Try also: https://www.obd-codes.com/p1781
