What does a heater control valve?
The heater control valve is a cooling and hvac system component that is commonly found on many road going cars and trucks. The heater control valve is typically mounted near the firewall, and acts as the valve that allows coolant to flow from the engine to the heater core, which is located inside of the vehicle.
How to diagnose heater control valve on Nissan Armada?
Use Code DIYDISCOUNT. Friend thought heater core was bad on his 2006 Nissan Armada. I told him I would diagnose it first. Upon testing and inspection. I determined the heater control valve is bad. A quick fix without heater water valve replacement was to remove the gear inside the valve assembly and turn the valve counter clockwise.
Where are the heater control valves located in a car?
Some heater control valves will be located in the engine compartment at or near the passenger side firewall. Others are located behind the dashboard near the passenger footwell.
What to do if your heater control valve is bad?
I determined the heater control valve is bad. A quick fix without heater water valve replacement was to remove the gear inside the valve assembly and turn the valve counter clockwise.
How does an air conditioner control valve work?
During times when the air conditioner is in use, the heater control valve closes, preventing engine coolant from entering the heater core. The result is less heat in the passenger compartment, allowing the air conditioner to work more efficiently.
Use Code DIYDISCOUNT. Friend thought heater core was bad on his 2006 Nissan Armada. I told him I would diagnose it first. Upon testing and inspection. I determined the heater control valve is bad. A quick fix without heater water valve replacement was to remove the gear inside the valve assembly and turn the valve counter clockwise.
Some heater control valves will be located in the engine compartment at or near the passenger side firewall. Others are located behind the dashboard near the passenger footwell.
During times when the air conditioner is in use, the heater control valve closes, preventing engine coolant from entering the heater core. The result is less heat in the passenger compartment, allowing the air conditioner to work more efficiently.
I determined the heater control valve is bad. A quick fix without heater water valve replacement was to remove the gear inside the valve assembly and turn the valve counter clockwise.