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Home >> Ford >> 2009 >> Expedition 4WD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC Climate Control System >> Description And Operation >> Control Components >> Electronic Automatic Temperature Control (EATC) >> Control System Inputs - Dual-Zone Electronic Automatic Temperature Control (EATC) >> Dual-Zone Solar Amplifier (Sunload Sensor)

Dual-Zone Solar Amplifier (Sunload Sensor)

The solar amplifier is a dual-zone type that supplies separate information to the HVAC module indicating LH side and RH side sunload. For information on the location and service of the solar amplifier, refer to EXTERIOR LIGHTING article.