992G Wheel Loader and 854G Wheel Dozer Power Train Caterpillar

Impeller Clutch of the Torque Converter (Electronic Technician) - Calibrate

Usage:

854G 1JW

Move the machine away from other operating machines and away from personnel. Park the machine on a smooth, level surface. Lower the bucket and/or attachments to the ground. Stop the engine.

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Illustration 1	g01059920
Right Side Instrument Panel (1) Diagnostic connector

Connect the Caterpillar Electronic Technician (ET) to the machine through connector (1). Use the tools that are listed in Table 1.

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Table 1
Required Tools
Part Number	Description	Quantity
139-4166	Data Link Cable	1
7X-1425	Cable	1
4C-6805	Adapter	1
171-4400	Communication Adapter Tool	1

Reference: For additional information on use of the Caterpillar Electronic Technician (ET), refer to Troubleshooting and Testing and Adjusting, "Using Caterpillar Electronic Technician to Determine Diagnostic Codes" for the machine that is being serviced.

Turn the key start switch to the ON position.

Open the software program for ET.

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Illustration 2	g01060534

Select "Transmission 992G" from the "ECM Selector" screen and click on the "OK" button.

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Illustration 3	g01059872

Select "Service" menu from tool bar at the top of the screen.

Select "Calibrations" from the "Service" menu.

Select "Impeller Clutch Solenoid Calibration" from the "Calibrations" menu.

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Select the "Next" button in order to begin the calibration. A check mark button will be placed to the left of a completed step and the next step will be highlighted in bold text. After successful completion of a step, you may need to select the "Next" button in order to begin the following step. Follow the steps that are listed in the bottom section of the screen until the calibration procedure is complete.
Note: The step that currently needs to be performed will be in bold text. All other steps will be displayed in gray text.

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Illustration 5	g01060574

When the calibration is complete, ET will display a status screen. The status screen will inform you if the calibration was successful. If the calibration was unsuccessful, ET will display the reason for the failure. Select the "Restart" button in order to repeat the calibration or press the "Finish" button in order to exit the status screen.
Note: The transmission (ECM) will store the new calibration data when the calibration is successful.