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.

What causes P0128?

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 serious is a P0128 code?

P0128 is not a very serious code. However, if not repaired and the vehicle is used over a long period of time, there is a small chance that water contamination of the oil could cause deterioration and engine damage. Any resulting engine damage would take a period of years most likely, but the chance is there.

How do I fix error code 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.

How long can you drive with a broken thermostat?

If it is failed in a closed position then you cannot really drive it with the thermostat broken, as the engine would overheat. This however will not generally have any impact on the ability to drive the car, at least if you let it warm up before you start driving.

What does p0128 stand for on a car?

Code P0128 stands for Engine Coolant Temperature Below Thermostat Regulating Temperature. The code is set when the engine control module (ECM) determines that coolant temperature is lower than desired or does not increase quickly enough. The engine must reach operating temperature promptly so that the vehicle can enter “closed-loop” mode.

How to troubleshoot a p0128 OBD-II trouble code?

However here are some suggestions on troubleshooting and repairing a P0128 OBD-II code: Verify coolant strength & level. Verify proper cooling fan operation (check if it’s running more than it should). Replace if necessary. Verify proper engine coolant temperature (ECT) sensor operation, replace if necessary.

Why is my Check Engine light illuminated due to p0128?

When your check engine light is illuminated due to trouble code P0128, you may have an issue with your engine thermostat. Here are some helpful steps to take to find out how do I fix trouble code P0128? Learn how to solve this trouble code and repair your thermostat.

Why does my car have trouble code p0125?

For most vehicles, trouble code P0125 is related to this issue as well. Your thermostat is an essential component for regulating coolant temperature and checking for more serious issues with your engine. However, a damaged thermostat won’t typically cause any performance issues.