What repairs can fix the P0128 code?
Replacing the thermostat (most common repair)Replacing the coolant temperature sensor, or the wiring and connector associated with the sensor being damaged.
How much does it cost to fix P0128?
How much will it cost to fix? Running a diagnostic for a P0128 will cost around one hour of labor, which may run you between $75 and $150. If you need to replace the thermostat, the total cost for parts and labor will be around $470 to $505.
What could cause a P0128 code?
Causes of a P0128 code include:
A bad coolant temperature sensor. The cooling fan is stuck on. A bad intake air temperature sensor. A thermostat that’s malfunctioning or stuck open (electronically controlled or traditional)
Can cold weather cause P0128 code?
The code P0128 – Coolant Temperature Below Thermostat Regulating Temperature means that the engine does not reach expected temperature after running for sufficient time, or in other words, it takes too long to warm up. Often this code causes the Check Engine light to come on and off in cold temperatures.
Is it OK to drive with P0128?
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 does it mean when coolant temp is below thermostat regulating temp?
The generic P0128 code stands for “Engine Coolant Temperature Below Thermostat Regulating Temperature”. This basically means that the coolant in the engine isn’t reaching the ideal operating temperature and that the engine is essentially running cold.
How do you reset a thermostat code?
Here are the step-by-step reset instructions:
Turn your thermostat off by switching it to the off position.Find the breaker that powers your HVAC system and turn it off.Wait 30 seconds and turn the breaker back on.Turn your thermostat back on.
Can low coolant cause a check engine light?
Low coolant in the radiator of your car can trigger the malfunction illumination light (MIL), also known as the “check engine” light. Low coolant can affect the internal temperature of the engine, which is protected by the antifreeze.
How much does it cost to replace coolant thermostat?
But for the average car owner, you can expect to pay between $140 and $300 for a professional mechanic to replace the thermostat in your vehicle for you. The cost of the actual thermostat unit itself is usually between $20 and $80 but can be more for luxury or sports cars.
What causes low coolant temperature?
What Causes Low Coolant Temperature? Stuck thermostats in an open position lead to an abnormal rise and fall in operating temperature. There have been several possible reasons why this vehicle isn’t starting right: low coolant, a clogged radiator, a leaking water pump.
Can code P0128 cause overheating?
Faulty Engine Coolant Temperature Sensor – Faulty wiring or a bad sensor can also lead to a P0128 code reading. Radiator Fan Malfunction – Your car’s radiator fan helps cool the engine and the coolant. If it sticks in the on position, it will cause the coolant to heat slowly.
How long can you drive with Check Engine light for thermostat?
You can drive your car for 30 – 100 miles to ensure that the check engine light does not reappear. Due to the difficulty of calibrating various sensors, the vehicle’s “Drive Cycle” is rebooted.
