Body Control Module: Description and Operation
Circuit DescriptionThe ETACS control module (Electronic Time and Alarm Control system control Module) controls the front wiper & washer, chime bell, keyless entry & burglar alarm, power door lock, courtesy and tail gate lamps, rear window defogger & outside mirror defogger, room lamp delay, door warning, seat belt warning, ignition key hole illumination and door key hole illumination.
The module receives battery voltage at all times from fuse 11. Fuse 9/fuse 19 supply battery voltage to the module when the ignition switch is in the ON or START position. For details on the use of the various inputs and outputs, see the system indicated in the schematic diagram.