TEE 1961203 - Caterpillar

Programmable parameters affect the operation of the engine. The parameters are stored in the Engine Control Module (ECM).The parameters are divided into two different types:Customer Specified Parameters - Customer specified parameters allow the vehicle owner to influence the operating technique of the driver. Customer passwords may be required to change the values of customer specified parameters. Refer to Troubleshooting, "Customer Specified Parameters" for additional information.System Configuration Parameters - System configuration parameters affect the emissions of the engine or the power of the engine. Factory passwords may be required to change the values of system configuration parameters. Refer to Troubleshooting, "System Configuration Parameters" for additional information.