General Site Questions   General Audi Questions   Engine Features   Performance   Engine Maintenance   Safety Features   Accessories Why won't my recirculate button work? Why won't my air conditioner turn on when it's cold out? The A/C compressor will not operate if the outside temperature is below 3oC (37oF). This feature prevents the condenser core from icing over. What is...   Audi 80/90 Specific   Audi 100/A6 Specific   Audi Coupe Specific   Audi Cabriolet Specific   Audi A4 Specific

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