PTD 000191.17 – Transmission Output Speed Too Low

PTD 000191.17 (PTD 191.17)

Code: 000191.17

Shortcode: 191.17


This diagnostic trouble code is generated when the control software detects that the transmission output speed is below 90 rpm for more than 3 seconds, and diagnostic trouble code PTD 524226.08 is not active. This can indicate an issue with the transmission or related components.


When this error is detected, the control software may limit or disable certain functions to prevent damage.


Check Transmission Fluid:

  • Ensure that the transmission fluid is at the correct level and in good condition.
  • Refill or replace the fluid if necessary.

Inspect Transmission Components:

  • Check for any mechanical issues within the transmission, such as worn gears or damaged components.
  • Repair or replace any faulty parts.

Sensor and Wiring Inspection:

  • Verify that the transmission speed sensor and related wiring are functioning correctly.
  • Replace the sensor if it is found to be defective.

Consult Technical Support:

  • If the problem persists, consult technical support or a qualified technician for further diagnosis and repair.

Monitor System:

  • After addressing the issue, monitor the transmission output speed to ensure it remains within the specified range.


Regular maintenance of the transmission system, including fluid changes and inspections of mechanical components, can help prevent low output speed issues and ensure reliable operation.

Control Units: John Deere

John Deere Parts
John Deere Logo