Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System-General Information And Diagnosis >> Diagnosis And Testing >> Climate Control System >> Pinpoint Tests >> Pinpoint Test G: Air Conditioning (A/C) and Recirc Modes Are Inoperative >> Possible causes