What does p0128 mean on an engine thermostat?

Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) The P0128 code means that the engine coolant is not getting warm enough, fast enough. In other words, there is a problem with the engine operating temperature not being reached within a certain amount of time.

How long can you drive with a p0128 code?

Find out How long can you drive with a p0128 code. The P0128 Mercedes code is an error code which is used to define a Coolant Thermostat. When you get P0128 code on your Mercedes Benz there are a couple of reasons why the code came up.

Why is engine code p0128 stored in ECM?

That’s right, the engine can’t get too hot, and it also shouldn’t be excessively cooled. This may not be much of a problem in summer conditions, however, in the wintertime, the engine will run rough if this error code is stored in the vehicle’s ECM.

What causes a Mercedes Benz to have p0128?

There are 4 main common causes of P0128 Mercedes Benz and they are as follows: Continuous and nonstop running of the radiator fan. Here are a few of the p0128 signs or Symptoms you will notice on your car:

What is the coolant thermostat code p0128?

Code P0128 is most likely caused by one of the following: What are the symptoms of code P0128? The description for code P0128 is “coolant thermostat (coolant temperature below thermostat regulating temperature).” This code is set when the PCM notices that the engine has not reached operating temperature within the specified time.

What does the ECM code p0128 mean?

Code P0128 may trigger if the engine control module (ECM) determines that coolant temperature is lower than desired or does not increase quickly enough. What Does Code P0128 Mean? Code P0128 stands for Engine Coolant Temperature Below Thermostat Regulating Temperature.

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.

What does p0128 mean on a Jeep Grand Cherokee?

It’s a generic powertrain code, which means that regardless of who manufactured the vehicle, it’ll have the same meaning (1996+). There aren’t many symptoms with P0128, unless it gets cold. Here are the symptoms associated with this trouble code:

What causes the p0128 code on a Chrysler 300?

Here are the most common causes of P0128: Thermostat Stuck Open – Far and away, the most typical cause for the P0128 code is going to be a thermostat that is stuck open. When a thermostat is stuck open, it allows coolant to flow through the engine at all times.

What are the symptoms of Dodge Caravan p0128?

Here are the symptoms associated with this trouble code: Lack of heat– The biggest symptom of the P0128 trouble code in the Dodge Caravan is going to be lack of heat. Service Engine Soon– Other than the heater not working as good, the only other symptom of P0128 is typically the service engine soon light itself.

What does the p0128 code in engine control module mean?

What the P0128 code means The P0128 code means that the engine coolant is not getting warm enough, fast enough. In other words, there is a problem with the engine operating temperature not being reached within a certain amount of time. The Engine Control Module (ECM) determines this length of time based on ambient temperature.

What does p0128 mean on a Dodge thermostat?

Since this often indicates a problem with the thermostat, regardless if you are driving a Dodge, a Ford, or a Jeep, the P0128 code is likely to appear once your coolant thermostat or temperature sensor fails. Of course, as was mentioned earlier, there are other potential causes for the code, as well.

What causes code p0128 on a Chevy Trailblazer?

Common problems causing the code P0128 in different cars: In many GM cars and trucks (Chevrolet Trailblazer, Silverado, HHR and other models) the code P0128 is often caused by a sticking thermostat. In some GM cars when the code P0128 is set, the temperature gauge stops working and the radiator fans run constantly.

What to do if your coolant temperature is below p0128?

P0128 should be fixed as soon as possible. You’ll have to look at all possible causes to diagnose the problem properly. Have a professional mechanic check your vehicle if you don’t have the required DIY auto repair experience and skills.

What is the diagnostic code for coolant thermostat?

P0128 is a diagnostic trouble code (DTC) for “Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.

What is trouble code p0128?

P0128 is a diagnostic trouble code (DTC) for “Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)”.

What causes a p0128 code on GM?

P0128 Causes: GMC Envoy. Fixing P0128 is usually a pretty easy thing to do, since 90% of the time it’s going to be the thermostat that is throwing the code. Here are the most common causes of P0128: Thermostat Stuck Open- Far and away, the most typical cause for the P0128 code is going to be a thermostat that is stuck open. When a thermostat is stuck open, it allows coolant to flow through the engine at all times.

What is p0128 code on GMC?

P0128 is a relatively common OBDII trouble code. It is triggered when your GMC Envoy ‘s coolant temperature fails to reach the proper operating temperature. It’s a generic powertrain code, which means that regardless of who manufactured the vehicle, it’ll have the same meaning (1996+).

What are the symptoms of a bad engine coolant temp sensor?

Another symptom of a problem with the coolant temperature sensor is an overheating engine. The coolant temperature sensor can also fail in a manner that causes it to send a permanently hot signal. This can cause the computer to incorrectly compensate for a lean signal, which can result in overheating, and even misfires or engine ping.

What does the coolant thermostat code p0128 mean?

All our repairs are backed by our 12-month / 12,000-mile warranty. Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) The P0128 code means that the engine coolant is not getting warm enough, fast enough.

What does the code p0128 mean on an OBDII?

The OBDII trouble 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, takes too long to warm up. Often this code causes the Check Engine light to come on and off in cold temperatures.

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.

How long to diagnose Nissan p0128 engine code?

If a remote starter system is installed, remove/disconnect it before performing diagnostic procedures on the vehicle. The cost to diagnose the P0128 NISSAN code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type.

How much does it cost to repair Nissan p0128 code?

The cost of diagnosing the P0128 NISSAN code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

What causes Mazda 3 to have code p0128?

In some earlier Mazda 3 and Mazda 5 model year vehicles, the code P0128 may be caused by improper calibration of the PCM (engine computer) according to the Mazda service bulletin. The solution is to reprogram the PCM with an updated software and in some Mazda 3s built prior to 2004 also replace the thermostat with an updated part.

What does code p0128 mean on a car?

If either fault is recorded again on the next engine startup, code P0128 is triggered. A stuck open thermostat is most likely the problem, however thermostats are usually designed so when they fail they are stuck open allowing full flow of the coolant protecting your engine.

How much does it cost to repair Saturn p0128 code?

The cost to diagnose the P0128 SATURN code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour. How much do you know about cars? When is the code detected?

Why do I have an error code on my thermostat?

The most likely cause is a leaking or stuck open thermostat. Related issues would typically signal another error code, so this should be one of the first areas to inspect. Consult your service manual to find the exact location of your thermostat.

What is the error code for coolant thermostat?

Error Code P0128 is described as a Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature).

What is the correct coolant temperature?

Coolant with a 50/50 mix of water and ethylene alcohol (anti-freeze) can function at temperatuares as cold as negative 36 degrees Fahrenheit. The acceptable range for an engine to run at sits between 195 degrees and 220 degrees Fahrenheit. This assumes a person is running a 50/50 mix of antifreeze and water.

What are the symptoms of a bad coolant temperature sensor?

What does the p0128 code mean?

What is check engine code p0128?

Check Engine code P0128. The Check Engine light is on with the code P0128 for the coolant thermostat (coolant temperature below thermostat regulating temperature).

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