HARNESS AS-WIRING 2041922 - Caterpillar

Procedure
Turn the key start switch OFF.
Remove the transmission ECM.
Make sure that the replacement ECM has the correct part number.
Connect the machine harness to the ECM.
Install the replacement ECM.
Turn the key start switch to the ON position.
Turn the key start switch ON.
Verify that the machine code matches Table 1.
Table 1
MACHINE CODE    
Sales Model     Machine Code    
N/A     11    
918F     13    
928F     14    
IT18F     15    
IT24F     15    
924F     15    
IT28F     16    
910F     17    
IT12F     18    
IT14F     19    If the ECM is NOT programmed, the service tool will indicate the problem. An ECM that is NOT programmed must be programmed before use. Use the Caterpillar Electronic Technician (ET) service tool to flash the ECM.If the ECM is programmed, the service tool provides access to the expected areas of the ECM.Select the "Service" menu item with the service tool. Select the "Configuration" function. A list of items will appear. Select the proper items and program the correct information. This information is available from the old ECM or from your dealer.No calibrations are required.