MOUNT GP- 4Z8696 - Caterpillar

Reading the ID of a Key
Before you can operate the machine, the MSS must identify a valid electronic key ID. The MSS identifies a valid electronic key ID via the exciter coil.Exciter CoilWhen the key is turned to the ON position, the MSS enters the read mode. The MSS then checks for a valid electronic key ID. If the electronic key ID matches one stored in the MSS3s ECM, then power is supplied to the output drivers of the MSS3s ECM. An "enable" message is also sent via the CAT data link