Antitheft and Alarm Systems: Description and Operation

Circuit Description
The electronic time and alarm control module (ETACM) operates the front wiper, the front washer, chime bell, rear window defogger and so on. Fuse 2 supplies battery voltage to the module when the ignition switch is in ON or START. Fuse 10 supplies battery voltage to the module whenever the key is in ON. For details on the use of the various inputs and outputs, see the system indicated in the schematic.