PTR 000598.02 – Clutch Switch Open With Pedal Up

PTR 000598.02 (PTR 598.02)

Code: 000598.02

Shortcode: 598.02


This error code, PTR 000598.02, is triggered when the Power Train Reverser (PTR) control unit detects that the clutch switch is open, indicating the pedal is fully depressed while the clutch position sensor indicates the pedal is in the up position. This discrepancy can occur due to a faulty switch, sensor issues, or wiring problems.


When this error is detected, the PTR control unit may disable the clutch functionality to prevent potential damage. The system may also display a warning message to the operator.


Inspect Clutch Switch:

  • Check the clutch switch for proper operation.
  • Ensure the switch is not stuck, damaged, or obstructed. Replace if necessary.

Check Clutch Position Sensor:

  • Inspect the clutch position sensor for proper operation.
  • Ensure the sensor is correctly positioned and free from damage. Replace if necessary.

Verify Wiring and Connections:

  • Inspect the wiring and connectors related to the clutch switch and position sensor.
  • Ensure all connections are secure and free from corrosion or damage.

Test Switch and Sensor Circuitry:

  • Use a multimeter to test the clutch switch and position sensor circuitry for proper functionality.
  • Ensure there are no short circuits or open circuits causing incorrect signals.

Examine Control Unit:

  • Verify that the PTR control unit is functioning correctly.
  • Check for any diagnostic trouble codes in the control unit that might relate to the clutch system.

Update Software:

  • Ensure that the PTR control unit software is up-to-date.
  • Apply any available software updates or patches from the manufacturer.

Monitor Clutch Operation:

  • After addressing the issue, monitor the clutch operation during use.
  • Ensure that the clutch switch and position sensor provide consistent and accurate signals.


Accurate clutch operation is essential for safe and efficient transmission performance. Regular inspection and maintenance of the clutch switch and position sensor can help prevent such issues.

Control Units: John Deere

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