Timer/Control Unit: Description and Operation
Circuit DescriptionThe Electronic Time and Alarm Control Module (ETACM) controls the front wiper & washer, siren, power door lock, courtesy and trunk lamps, rear window defogger & outside mirror defogger, B/Alarm, delay out room lamp, door warning, seat belt warning, ignition key hole illumination, door key hole illumination, and so on.
The module receives battery voltage at all times from fuse 25. Fuse 24 and Fuse 2 supply battery voltage to the module with the ignition switch in ON,ON or START.