Why does my Mazda Protege have no heat?
The temp gauge reads the temp of the coolant. WHen you get no heat OR get no reading on the temp gauge…this means that you have an air pocket surrounding the temp gauge sensor…i.e. it will be in air…instead of submerged in coolant. If you have no heat that means there is no coolant inside the heater core which is basically a little radiator.
What does a Mazda Protege engine sound like?
From inside the car it sounds almost like an animal skittering around in the chassis – irregular, short and clipped. With the hood up and an ear to the engine, it sounds like a piece of plastic fluttering in the wind, but with a faint electric “crackling” quality. Soon thereafter the check-engine light illuminates.
How to troubleshoot a car engine temperature gauge?
Touch the positive lead from your meter to the reference supply wire. You should see 5 or 12 volts with the ignition key in the “On” position, depending on how your vehicle is designed. Proceed to the next step, if you receive a voltage reading. If you do not get a reading,…
What are the symptoms of a bad coolant temperature sensor?
Hence, it is advised to have your car inspected right away to avoid any serious problems. Here is a more detailed list of the common symptoms of a bad coolant temperature sensor. One of the first symptoms you will notice is that the check engine light will activate.
Why does my car’s temp gauge read erratically?
A small air pocket around the sensor can have really erratic effects on the “gauge” temperature. Especially if the sensor is in the very top of a housing, where air may accumulate. Some thermostat housings have a small bleed screw to make this easier.
The temp gauge reads the temp of the coolant. WHen you get no heat OR get no reading on the temp gauge…this means that you have an air pocket surrounding the temp gauge sensor…i.e. it will be in air…instead of submerged in coolant. If you have no heat that means there is no coolant inside the heater core which is basically a little radiator.
Why does the temperature gauge on my car read Cold?
If the temperature gauge still reads cold after the engine has warmed up, the gauge may simply be broken. Another reason the temperature gauge could read cold is if the thermostat in the vehicle stays open.
From inside the car it sounds almost like an animal skittering around in the chassis – irregular, short and clipped. With the hood up and an ear to the engine, it sounds like a piece of plastic fluttering in the wind, but with a faint electric “crackling” quality. Soon thereafter the check-engine light illuminates.
Hence, it is advised to have your car inspected right away to avoid any serious problems. Here is a more detailed list of the common symptoms of a bad coolant temperature sensor. One of the first symptoms you will notice is that the check engine light will activate.