Can a bad thermostat make check engine light come on?
The most noticeable issues occur when the thermostat gets stuck in either the open or closed position. A malfunction can result in a trouble code, generated by the engine’s computer, which can turn on your check engine light.
What code is a bad thermostat?
P0128
While there is a small chance that there is an issue with the running temperature of your engine, by far the most common issue with trouble code P0128 is a faulty thermostat. The exact location of the thermostat and issues related to a damaged thermostat may vary depending on your vehicle.
How much does it cost to replace car thermostat?
It plays a very important part in the regulation of temperature in your vehicle so when something has gone wrong with your thermostat you definitely need to get it repaired as soon as you possibly can. The cost of getting a thermostat replaced in a car is about $200 to $300 on average.
How do I fix a faulty thermostat?
How to troubleshoot your thermostat—and possibly fix it in minutes
- Check the power circuit. Are the thermostat and the AC/furnace receiving power?
- Try replacing the batteries on the thermostat. This simple step alone resolves many thermostat issues.
- Clean it. Some thermostats open easily so you can clean the inside.
How to tell if your car thermostat is faulty?
Part 2 of 4: How to tell if the thermostat is faulty 1 Step 1: Check your gauge. If you see your temperature gauge going into the red within the first 15 minutes of driving,… 2 Step 2: Check the radiator hoses. If you notice that the engine is hot but the radiator and the upper radiator hose are… More
What’s the code on the Check Engine light?
Check Engine light revealed thermostat problem chevrolet A Check Engine light system check revealed a possible thermostat problem. Sounds like you have a code P0128. The computer monitors the warm up cycle of your engine — it looks for your coolant temperature to rise to a certain level within a given time frame.
What happens if your check engine light gets stuck?
In the cooling system, the most common failure is the thermostat, a bimetal component that regulates your engine temperature through coolant flow. If the thermostat gets stuck open, the engine may never reach its optimal temperature for proper operation. If the thermostat is stuck closed, your engine can easily overheat.
How can I Reset my Check Engine light?
There are a few ways to turn the reset the Check Engine Light: Depending on the type of code set, the Check Engine light might turn itself off after a few drives. The system performs a self-test, and if it passes enough tests, it’ll turn the light off itself.