259D Compact Track Loader – Electronic Control Module (ECM) – Remove and Install

Removal Procedure

  1. Refer to Operation and Maintenance Manual, "Battery or Battery Cable - Inspect/Replace"

  1. Refer to Operation and Maintenance Manual, "Radiator Tilting".



    Illustration 1g02832900

  1. Engine harness disconnect procedure.

    1. Harness connectors (1) are color coded. Put identification marks on the connectors for installation purposes.



      Illustration 2g02833556

    1. Slide connector lock (2) forward.



      Illustration 3g02833796

    1. Push lever (3) forward to the pre-lock position.

      Note: The lever must be pushed fully forward to be in the pre-lock position.

    1. While pushing lever (3) forward, grip the connector evenly and pull harness connector (1) straight outward.



    Illustration 4g02834223

  1. Remove bolts (4) to remove electronic control module (5) .

Installation Procedure


NOTICE

Review the following procedure before removing and installing the Engine ECM connectors. Do not force the connector onto the ECM. Do not force the lever into the lock. Failure to follow the instructions below will cause damage to the ECM pins, may create various faults, and may require ECM replacement.





    Illustration 5g02834223

  1. Position electronic control module (5) and install bolts (4) .



    Illustration 6g02832900

  1. Engine harness connect procedure.

    1. Harness connectors (1) are color coded.



      Illustration 7g02834216



      Illustration 8g02834240

    1. Ensure that the aligning key features of harness connector (1) are aligned with the receptacle on the electronic control module.

    1. Position harness connector (1) and press firmly until lever (3) moves slightly forward.



      Illustration 9g02834442



      Illustration 10g02834456

    1. Press lever (3) backward until harness connector (1) is fully engaged with the receptacle on the electronic control module.

      Note: The lever action should be smooth and continuous. Do not attempt to force the lever or damage to the connector or the electronic control module can occur.




      Illustration 11g02834476

    1. Slide connector lock (2) backward to secure lever (3) in place.

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