HOSE AS 1N3134 - Caterpillar

Certain monitoring system parameters and system configuration parameters may be protected with customer passwords. Use of the passwords helps to prevent free access to the modification of the parameters. If the customer passwords are not programmed, all of the parameters are unprotected.The customer passwords can be changed, if necessary. The customer passwords or a factory password is needed in order to change the customer passwords. If the customer passwords are forgotten, factory passwords can be acquired from Caterpillar.After the customer passwords are entered, the passwords are required in order to change certain parameters. Once the passwords are entered successfully, the passwords are not requested again until another screen is accessed or the data link is interrupted.This feature is enabled by programming two customer passwords. Use the following procedure to program the passwords. The same procedure is used to change the passwords:
Access the "Service/Configuration" screen of the Caterpillar Electronic Technician (ET).
Highlight the "Customer Password #1" parameter. Click on the "Change" button in the lower right corner of the screen. Note: Be sure to record the customer passwords. Store the passwords securely. The passwords can have a maximum of eight characters. Alphanumeric characters may be used. The passwords are case sensitive.
Enter the password in the "Change Parameter Value" dialog box and click on the "OK" button.
Highlight the "Customer Password #2" parameter. Click on the "Change" button in the lower right corner of the screen.
Enter the password in the "Change Parameter Value" dialog box and click on the "OK" button. The passwords are now programmed into the memory of the Electronic Control Module (ECM).Make a copy of Illustration 1 and record your passwords. Store the passwords securely.
Illustration 1 g01052323