How do I fix error P0128?

What repairs can fix the P0128 code?

1. Replacing the thermostat (most common repair)
2. Replacing the coolant temperature sensor, or the wiring and connector associated with the sensor being damaged.

Can I drive my car with a P0128 code?

You may drive your vehicle with a P0128 trouble code. You will not notice any issue except for maybe the temperature gauge never reaching normal levels, and possibly the Check Engine light being illuminated.

How do you fix a stuck open thermostat?

How to Fix a Sticking Thermostat

1. Park your car on a flat surface and have the emergency brake on.
2. Wait until the morning or a few hours after driving.
3. Open your car hood after your car has had some time to cool off.
4. Find the thermostat.
5. Remove the radiator cap.
6. Have someone else start the car for you.

What would cause a P0128 code?

The most common cause for P0128 is the engine coolant thermostat is stuck open. When the thermostat does open, the hot coolant should start to flow and quickly warm up the radiator hose. If the radiator hose heats up slowly, the thermostat is stuck open or opening prematurely and needs to be replaced.

How much does it cost to replace a coolant thermostat?

You will pay between $150 and $200 to have your thermostat replaced. The labor should be around $125, while parts should cost you, on average, about $45.

How much is it to replace a coolant sensor?

The average price for an engine temperature sensor replacement is between $150 and $193. Labor costs are between $82 and $105 while parts are between $66 and $88.

Is it bad to drive with thermostat stuck open?

If you are driving your vehicle and the thermostat is stuck in the open position, it’s definitely going to cause some problems for you. When your thermostat is unable to properly close when it needs to, the flow of coolant will be unrestricted throughout your engine.

What happens if your thermostat stays stuck open?

Thermostat stuck open: When the thermostat is stuck open, the engine temperature drops below normal when driving, especially on the highway in cold weather. A stuck-open thermostat can also cause lack of heat from the heating system.