PTI 523917.17 – CU Idler Speed Low at Start-Up

PTI 523917.17 (PTI )

Code: 523917.17

Shortcode:

Description:

This error code indicates that the CU idler speed is low at start-up. If PTI 524233.17 is also stored, then the input shaft from the engine is not running.

Reaction:

The control unit commands the equipment to enter Park mode, which is recoverable upon power-up.

Recommendations:

  • Check CU Idler Speed:
    • Verify the CU idler speed at start-up and ensure it meets the required specifications.
  • Inspect Input Shaft:
    • If PTI 524233.17 is present, check the input shaft from the engine to ensure it is running correctly.
  • Evaluate Engine Operation:
    • Ensure the engine is starting and running properly.
  • Run Diagnostics:
    • Perform a comprehensive diagnostic check to identify any underlying issues affecting the idler speed.

Note:

Maintaining proper idler speed at start-up is crucial for the smooth operation of the equipment.


Control Units: John Deere

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