On most vehicles, the temperature gauge reads cold until the engine has run for a few minutes. … With the thermostat stuck open, the engine can be overcooled, causing a low temperature reading. If this is the case, the thermostat may need to be replaced.
What causes low engine temperature?
The most common reasons for the temperature to remain low include: A thermostat stuck open. A bad engine coolant temperature sensor. A locked fan clutch.
What should I do if my temperature gauge is low?
Here’s how to test and replace a faulty thermostat.
- Let the car’s coolant cool for 15 to 20 minutes.
- Locate the thermostat.
- For better clearance, jack up the front end of the vehicle.
- Remove the radiator cap.
- Drain the radiator, according to instruction sin your car’s repair manual.
- Remove the thermostat.
What does it mean if my temperature gauge is low?
What if my temperature gauge is low? When this happens, it could mean that the engine needs a few minutes to warm up. But if it still reads cold after minutes of driving, there could be a problem with the gauge itself or the thermostat might be malfunctioning.
Is it bad to drive with low engine temperature?
It’s not recommended to start driving the car immediately after starting it because the temperature of engine oil will be low. The viscosity of oil and directly proportional to its temperature. Thus the engine will be forced to operate with high viscous oil which is not a good thing.
How do I know if my coolant is low?
Dashboard warning light or abnormal temperature gauge – The first sign of low coolant should be a dashboard warning light, or a rising temperature gauge. 2. Automatic engine cut-off – If you drive a modern car, it will be fitted with an automatic engine cut-off feature.
How much does it cost to replace thermostat in car?
The average cost for thermostat replacement is between $197 and $231. Labor costs are estimated between $116 and $147 while parts are priced between $80 and $84. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.
Why is my car overheating but it has coolant in it?
Engines can overheat for many reasons. In general, it’s because something’s wrong within the cooling system and heat isn’t able to escape the engine compartment. The source of the issue could include a cooling system leak, faulty radiator fan, broken water pump, or clogged coolant hose.
How much does it cost to fix a temperature gauge?
The average cost for an engine temperature sensor replacement is between $150 and $193. Labor costs are between $82 and $105 and parts are between $66 and $88. Taxes and fees are not included in the estimate.