Sonata GLS V6-2.7L (2002)
Heated Element: Description and Operation
Circuit Description
The ETACM controls the operation of the rear window defogger and outside mirror defogger through the defogger relay coil control. When the rear
window defogger switch is depressed (ON) and the engine is running, the defogger relay coil is energized through the ETACM for 20 minutes. Battery
voltage is supplied to the rear window defogger through the defogger relay contacts.
