User's Manual

Note: Use the “Product ID” of MSS99999 for Non-
Caterpillar machines.
Note: First Quarter 2001, the Caterpillar Product
Identification Number (PIN) changed from 8
characters to 17 characters. The “Product ID” that is
required by the Machine Security System is the last 8
digits. Refer to Item (4) in illustration 22 .
Illustration 22 g00860618
(1) Caterpillar's World Manufacturing Code (characters 1 - 3)
(2) Machine description (characters 4 - 8)
(3) Check character (character 9)
(4) Machine Indicator Section (MIS) or Product Sequence Number
(characters 10 - 17). These characters were previously
referred to as the Serial Number.
9. Click on the “OK” button. This button will cause the
ET to display the following message.
Illustration 23 g01097279
10. Click on the “Yes” button in order to change the
“Product ID” . Or you can click the “No” button to
cancel the change of the “Product ID” .
If you enter an invalid “product ID” , The ET will
display the following message.
Illustration 24 g01097220
i06226745
Key - Program
SMCS Code: 7631-591
The MSS3s ECM may be programmed to
accommodate a maximum of 255 keys. A new key is
programmed into the MSS with the service tool.
Programming with a Service Tool
The “Security Management” function of the
Caterpillar ET allows you to view information on the
key currently in the key switch. You may also view a
list of authorized keys. The authorized keys are the
keys that have been programmed into the MSS.
UENR7061 63
Testing and Adjusting