Buy OEM 1998 Audi Part # 4F1959617B (4F1-959-617-B, 4F1959617, 4F1959617A). HVAC Heater Control Valve. Heater Control Valve - Repair or Replace A heater control valve diverts hot water (coolant, or antifreeze)

HVAC Heater Control Valve.
A Valve used to Control the flow of engine coolant to the Heater core. From Chassis/VIN 4F-5-007 793. To Chassis/VIN 4F-5-007 792.

HVAC Heater Control Valve

Fits A6, S6

Heater Control Valve - Repair or Replace
A heater control valve diverts hot water (coolant, or antifreeze) from the radiator into the heater core in your vehicle’s cabin, resulting in soothing warm air. If your heat has stopped working, your 1998 Audi may require a replacement heater control valve.