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Home >> Land Rover >> 2000 >> Range Rover Base >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic A/C-Heater Systems >> Operation >> A/C System Control >> Notes

A/C System Control: Notes

A/C system only operates during engine operation. Ignition and battery power feeds for the ATC ECU are supplied from fuses in the engine compartment fuse box. The Body Electrical Control Module (BECM) supplies the ATC ECU with auxiliary power, an engine operating signal and a vehicle speed input.