If your Mazda MX-3's heater is only blowing warm air, it could be due to a few common issues. First, check the coolant level; low coolant can prevent the heater core from receiving enough hot coolant. Additionally, a stuck thermostat may not allow the engine to reach the proper temperature, resulting in inadequate heating. Lastly, a malfunctioning heater control valve or a clogged heater core could also restrict hot air flow.
it is a heater. heat. it blows heat. warm air
heater on at idle and will not blow warm air. when moving it blows the warm air from the vents. what will cause this
Isn't a heater supposed to blow warm air?
Could be a bad thermostat or heater core
Your heater core might be clogged or otherwise inoperable. Videos for unclogging a heater core can be found quite easily on Youtube.
After the engine is warm up and hot - feel the water hoses to the heater and test if they are HOT- HOT. NO?- The water valve may not be letting hot water go to the heater core.
this is not an answer just an update. coolant is filled
Most (not all) cars are heated by the engine. When fluid moves through the engine it heats up. This fluid moves through the heater core, a fan moves air over the warm heater coils blowing warm air out to the cars cab.
Heater Control Valve IF there is Vaccume going 2 it.Butt feel both heater hoses & if the Valve is bad - only one hose will b HOT.
Your heater may be blowing cold air instead of warm air due to issues such as a malfunctioning thermostat, low levels of coolant, a clogged air filter, or a problem with the heating element. It is recommended to have a professional inspect and repair your heater to determine the exact cause of the issue.
Your heater may be blowing cool air instead of warm air due to issues such as a malfunctioning thermostat, a clogged air filter, low levels of refrigerant, or a problem with the heating element. It is recommended to have a professional HVAC technician inspect and repair the heater to resolve the issue.
If your Nissan Vanette's heater is only blowing lukewarm air, it could be due to several reasons. The most common issues include low coolant levels, a malfunctioning thermostat, or a blocked heater core. Additionally, if the heater control valve is not functioning properly, it may prevent hot coolant from circulating through the heater core. Checking these components can help identify and resolve the issue.