Skip the auto shop - Our mechanics make house calls

Q: Code P0128 - running too cold

asked by on

I am getting code P0128 - running too cold. I think I also need need new plugs, wires, etc.

A: Hello. This code is indicating that your ca...

Hello. This code is indicating that your car’s thermostat is not working properly. Your thermostat needs to be replaced and engine lights needs to be reset. Your car will also need to be test driven. Spark plugs are also recommended to be changed at 100,000 miles. If you need assistance, a certified mechanic from YourMechanic can visit your home or office to replace your thermostat and make any other repairs that are necessary.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: AC does not blow out the vents but the AC is still cold

Hello. You have done the best thing you could do, which was replace the fuse. With that having blown again it tells you there is a serious issue with the blower motor or its wiring. But more likely than not...

Q: Check Engine Light came on

You need to have the purge valve checked to see if it is flowing vapor from the fuel tank when the engine is at idle. The flow will cause the engine to run too rich and can cause the cylinder...

Q: Code P0128

The code has to do with the thermostat not performing as specified, or the temperature sensor is not working correctly. You could first replace the thermostat, since it is the most common cause, and see if the code returns. If...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
How Long Does a Heater Control Valve Last?
Keeping the right amount of coolant in a car is essential in keeping the engine at the right temperature. Failing to have the right amount of coolant or even bad elements...
P0240 OBD-II Trouble Code: Turbocharger Boost Sensor B Circuit Range/Performance
P0240 code definition Turbocharger Boost Sensor B Circuit Range/Performance What the P0240 code means P0240 is an OBD-II generic code triggered when the Engine Control Module (ECM) detects the intake boost...