Spark plugs typically need to be replaced every season or 25 hours of use. What causes the P0128 code? Now don't ask yourself; What should you do with P0128 code? The information contained on this site is presented for informational purposes only. You need to compare this reading to one obtained by an. At some dealerships, this could be the case, but not at Mercedes-Benz of Covington. Enter the 5 character trouble codes in the search box and submit the search. The currently selected is for the Hyundai makes. Any resulting engine damage would take a period of years most likely, but the chance is there.
Possible Solutions Possible solutions include:? Take a look around and see if you can find the vacuum leak. This sensor controls engine operation such as fuel cut. Other manufacturers sometimes use an alternating pattern in the V-engines. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself. Is the engine coolant temperature sensor connector free from corrosion and plugged in properly? As the throttle is opened, the reading measured in volts goes up. Without a scan tool, the engine temperature sensor can be tested with an ohmmeter.
If the radiator hose heats up slowly, the thermostat is stuck open or opening prematurely and needs to be replaced. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing. In the V-6 configuration, cylinder 4 is at the front right of the engine and in a V-8, cylinder number 5 is in that location. Need help with a P0128 code? If the fuel trims are low or negative, try the same trick. If you have a scan tool with live data, check the engine temperature when the engine is cold, it should be close to outside temperature. In very rare cases, there can be a problem with the supply voltage that is supplied by the Engine Control Module.
Conclusion P0128 is not a serious threat to the immediate drivability of your Elantra. If the scan tool reading does not match the thermometer reading closely, then there is an issue with the sensor side of the car. Once that happens, the Covington team will look forward to hearing from you and pencil you in for a test drive and tour of our state-of-the-art Mercedes-Benz facility. Check your coolant level first to make sure it is full before continuing to operate the Hyundai. Idle position of the throttle valve is determined by the receiving the signal from the throttle position sensor. When the thermostat does open, hot coolant should start to flow and quickly warm up the radiator hose. Problem, a Plugged or Restricted System, or a Defective Feedback Device.
How serious is the P0128 code? This sensor controls engine operation such as fuel cut. Drives hyundai accent 2005 sold Drives Hyundai Sonata 2006 v6 3. It should never have battery voltage. If the connector is okay, then generally the sensor is at fault. If either fault is recorded again on the next engine startup, code P0128 is triggered. So you should chech it on our car models. Diagnostic methods can vary from mechanic to mechanic but the first thing I check is to see how hot the coolant temperature is when coolant starts flowing through the radiator hose connected to the thermostat.
If so, pinch off the vacuum line to the canister purge valve to see if they change. What are the symptoms of the P0128 code?. They are and easy to replace, and this often ends up being the problem. If your coolant condition is poor, flush the coolant system and replace the coolant. Some shops are reporting corrosion on the fuel pump ground that reduces power and fuel pressure. That's the carbon monoxide talking, friends.
Drive a car for 10 minutes and check the engine temperature again, it should be close to 180-220°F or 82-105°C. If the hose gets hot all of sudden like it should, then the next thing to check is the reading you are getting from the coolant temperature sensor. The solution is here : Hyundai Elantra P0128 Possible Solution : Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. It also throws the code P0174 to let you know that it has done this. If you have any doubt as to repairs on your vehicle, please contact your technician. This is often the cause of P0174.
The resistance across the sensor terminals should change with the temperature according to the chart that you can find in the. If your are for a different car, select that vehicle series before searching for the diagnostic codes because not all used by one manufacture are used by the other makes. The list of automotive Makes at the right edge of the screen. Our used inventory consists mostly of models belonging to our original luxury brand. As a luxury Louisiana dealer, we don't believe in joining our Ponchatoula-residing customers with any transportation less than excellent.
Often this code causes the Check Engine light to come on and off in cold temperatures. Or, you can start on the electrical side by doing a voltage drop on both the power and ground connections for the fuel pump. However, every once in a while it is possible that the thermostat will not fix this code. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. When a thermostat is stuck open, it allows coolant to flow through the engine at all times.