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This control unit for the Audi A6 (4F, C6) serves as the blower fan speed controller in the HVAC system. It manages the different fan speed stages, so fitment should be checked against OEM 4F0820521A, 4F0910521 and 9140010511 before ordering. Suitable when replacing a faulty heater blower control module or fan resistor unit.
This control unit for the Audi A6 (4F, C6) serves as the blower fan speed controller in the HVAC system. It manages the different fan speed stages, so fitment should be checked against OEM 4F0820521A, 4F0910521 and 9140010511 before ordering. Suitable when replacing a faulty heater blower control module or fan resistor unit.
