While "L302" is not a standard fault code listed in the primary Valtra Fault Codes and Diagnostics Guide, it is most likely a service code or a status indicator related to the rear linkage or transmission system.
Faulty Pressure Sensor: In some cases, the sensor itself may be giving a false low reading. Troubleshooting & Solutions valtra error code l302 link
Faulty Pressure Sensor: Occasionally, the sensor itself or its wiring harness may be damaged, leading to a false or intermittent signal. While "L302" is not a standard fault code
Use Test Mode: Utilize the tractor's built-in "test mode" (often accessed via the instrument panel or Valtra MultiTool) to verify sensor signals. Fail to display correct gear information
Direct to Valtra Support: If you're unable to find a solution through local dealers or online resources, reaching out directly to Valtra's customer support or technical service department may provide the necessary insights or guidance.
Verify Seat Sensor: If the tractor won't move while the code is active, ensure the operator is seated properly, as the seat sensor (detector switch S60) can inhibit driving functions if faulty.