PTI 000191.02 – Transmission Output Speed Mismatch

PTI 000191.02 (PTI 191.02)

Code: 000191.02

Shortcode: 191.02

Description:

This code is caused by a clutch differential speed greater than 200 rpm, indicating a slipping clutch. If DTCs PTI 000754.18, PTI 000755.18, PTI 000756.18, or PTI 524239.31 are present, they should be diagnosed before proceeding with the current diagnosis.

Reaction:

The control unit commands the equipment to enter Park mode, which is recoverable.

Recommendations:

  • Diagnose Related DTCs:
    • Check for the presence of DTCs PTI 000754.18, PTI 000755.18, PTI 000756.18, or PTI 524239.31 and resolve them first.
  • Inspect Clutch Assembly:
    • Examine the clutch assembly for signs of wear or damage.
    • Replace any worn or damaged clutch components.
  • Check Speed Sensors:
    • Verify that the speed sensors are accurately reporting the transmission output speed.
    • Replace faulty sensors as needed.
  • Recalibrate Transmission:
    • Perform a transmission recalibration to ensure proper speed matching.

Note:

Addressing a slipping clutch promptly can prevent more severe transmission issues and ensure reliable operation.


Control Units: John Deere

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