LEVER A. 1M1906 - Caterpillar

Machine Preparation
Park the machine on a smooth, level surface.
Shift the transmission direction control switch to the NEUTRAL position.
Lower the bucket or the work tool to the ground.
Engage the parking brake.
Place blocks in front of the wheels and behind the wheels.
Allow only authorized personnel on the machine. Keep unauthorized personnel off the machine and in clear sight of the operator.
Shut off the engine.Note: This calibration procedure can be performed without a running engine.
Turn the key start switch and the disconnect switch to the ON position.Note: This calibration can only be performed with Caterpillar Electronic Technician. Power to the ECM must be cycled in order for the calibration to take effect.Procedure for Adjusting the Secondary Steering in Caterpillar Electronic Technician
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    The software program that will be used for this test procedure is the Caterpillar Electronic Technician (ET). The Caterpillar Electronic Technician is a software program that can be used on an IBM-compatible personal computer.Reference: For more information about the use of Electronic Technician, refer to Testing and Adjusting, "Using Caterpillar Electronic Technician (ET) to Determine Diagnostic Codes" for the machine that is being serviced.
Illustration 1 g01107098
Service connector for the Caterpillar Electronic Technician
Connect the laptop computer to the service connector in the cab. The service connector is located to the left of the key start switch.
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Open the software program (ET). Select "Transmission" from the "ECM Selector" menu.
Illustration 3 g01183355
Select the "Service" menu item from the toolbar. Select the "Configuration" menu item.
Illustration 4 g01183617
Highlight the option for the "Secondary Steering" on the configuration screen. Click on the "Change" button in the bottom left of the screen.
Illustration 5 g01111421
Enter the new value for the secondary steering. Click the "OK" button.
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Click the "Yes" button.
The value of the secondary steering has been changed.
Close the software program (ET). Shut down the laptop computer. Disconnect the computer from the service connector in the cab.