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The Coolant Temperature Sensor (ECT) may be defective. A code P0128 may mean that one or more of the following has happened: Low engine coolant level; Leaking or stuck open thermostat (likely) Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor; Faulty intake air temperature (IAT) sensor; Possible Solutions. P0128 Indicates that the thermostat monitor has not achieved the required engine operating temperature within a specified amount of time after starting the engine. Possible causes of OBD code P0128 Cadillac A code P0128 Cadillac may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor Faulty intake air temperature (IAT) sensor . Causes. If there is excessive rust and poor coolant condition this can clog up the cooling system or cause the thermostat to stick. The warm-up time is not enough. Step 2: Electrical Problems: Is The Fan Stuck On? Most auto repairs shops charge between $75 and $150 per hour. What does this mean? P0128 Mercury Engine Coolant Temperature Below Thermostat Regulating Temperature. a. Start by checking the "Possible Causes" listed above. 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. The engine control module uses the Engine Coolant Temperature (ECT) sensor to determine whether or not to trigger a OBD-II P0128. Possible causes: Low coolant level. The P0128 is a less common problem in vehicles. Labor: 1.0 The cost of diagnosing the P0128 2010 FORD FUSION code is 1.0 hour of labor. Possible Solutions. 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. Causes. Before getting into in-depth knowledge about the P0128 Code, first of all, know what does a P0128 means and how it works in your car. The system is under pressure. Visually inspect the related wiring harness and connectors. If there is excessive rust and poor coolant condition this can clog up the cooling system or cause the thermostat to stick. P0128 Possible Causes. If other codes are present, they must be addressed first. Step 1. Thermostat Operation. This cools the engine excessively at times and causes the p0128 code. The ECT (Engine Coolant Temperature) cable system can be short. Scan your Nissan to verify P0128 is the only code present. When diagnosing for this code, make sure you verify both the electric and mechanical cooling fans are not stuck at “On” position, as this will cause the engine to run at very low operating temperature. Possible Solutions. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. P0128 Causes: Dodge Caravan. What causes the P0128 code? Causes. P0128 Symptoms. If other codes are present, they must be addressed first. Possible causes of OBD code P0128 Saab A code P0128 Saab may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor Faulty intake air temperature (IAT) sensor . P0128 is telling your fix sensor that your car’s coolant thermostat is operating below the regulating temperature. If you sense or feel this may be the cause of the p0128 code on your car, then the way to diagnose this is to locate the radiator hose then you have to touch it to observe the temperature of the coolant to see how hot it is when the coolant begins to flow through the radiator hose. P0128 Causes: Mazda Miata. Check coolant level and condition. Scan your Chevrolet to verify P0128 is the only code present. It is a Coolant Temperature below Thermostat Regulating Temperature meaning that the engine is basically cold. Possible Solutions. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light is on diagnostic inspection. If other codes are present, they must be addressed first. Note: Please be sure the engine is turned off and cool when doing work on the cooling system. If there is excessive rust and poor coolant condition this can clog up the cooling system or cause the thermostat to stick. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Also, make sure you verify the readings of your Intake Air Temperature sensor are right, not too hot or too cold in relation to both air temperature and under-hood air temperature. Don’t worry we are here to explain how long can you drive with a P0128 code. Low engine coolant can cause all sorts of problems in the cooling system. Possible causes of OBD code P0128 Mini A code P0128 Mini may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor Faulty intake air temperature (IAT) sensor . Check coolant level and condition. Possible Solutions. P0115: This code indicates an issue with the engine coolant temperature circuit ; P0116: This code means an issue with the engine coolant temperature circuit range; P0117: This code means that there is a low input in the engine coolant temperature circuit; P0118: however, this code means … Check coolant level and condition. Symptoms Possible causes - Insufficient warm up time - Low engine coolant level - Leaking or stuck open thermostat - … Possible Solutions. Check the "Possible Causes" listed above. Possible causes of OBD code P0128 Mercedes A code P0128 Mercedes may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan (running too much) Faulty coolant temperature (ECT) sensor Faulty intake air temperature (IAT) sensor . There are two main causes for P0128: The most common cause is an engine coolant thermostat that has stuck open or is opening prematurely. Thermostat defective 3. How do I fix code P0128 AUDI? Hard To Start troubleshooting P0128 Definition: Coolant temp is always low Explanation: The powertrain control module verifies that the engine is at proper operating temp. System or cause the thermostat to stick the engine excessively at times Causes! By checking the `` Possible Causes '' listed above start by checking the Possible... Your situation open the cooling system or cause the thermostat to can low coolant cause p0128 code Temperature ( ECT sensor. 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