coolant temp gauge not working

An individual gauge doesn’t work. I think they’re pretty robust, typically. It reads the temperature of the coolant and varies the (-) voltage sent back to the gauge. If the gauge still sticks then that’s probably your problem otherwise you could have wire connection problem or the coolant temperature sender is just not reading properly. A functioning gauge will usually read 210F as I mentioned above. Was wondering if anyone knows of a place to get a re-built from? I then connected the wiring, and turned the key on/engine off. Finding Out if the Temperature Problem Is Your Engine or Your Gauge. My coolant gauge is not moving when the engine is hot. I replaced the coolant temp sensor because the temp gauge was not working. It went back to normal for about 20 miles then it dropped again. I read in the Hayes manual that it … It stays at the bottom all the time and does not move Please keep in mind that the temperature gauge works just fine with my old cluster. 540itouring New member. when you are moving air flows over the radiator faster cools coolant better. I replaced the temperature sensor located on drivers side towards rear of engine (make sure to let engine cool down and use a drip pan) and it was still not working. Make sure that you say coolant temperature sending unit if you go to buy another one. Figure 1. Faulty Engine Coolant Temperature SensorThe most common problem when it comes to a faulty engine temperature reading is the coolant temperature sensor itself,… NOT THE TEMP GAUGE SENDING UNIT, THE SENDING UNIT THAT CONTROLS ENRICHMENT FOR COLD OPERATION. You will need to drain and fill … My 88 Blazers temperature gauge isn't working. Dealer says replace the cluster @ 700+. So have been using the Oil temp … May 05, 2018. That's probably the one you changed; it has 2 pins and a nice harness plug that goes to the ECU. I had the same issue with the temp not reading and A/C not working on 2009 HHR. there is only one wire. Asked by sxt087 on . A faulty thermostat can often cause the temperature gauge to malfunction. Get a Quote. Pull the latch for the hood and open it, making sure it is secure before letting go. It did not appear to over heat today but I cant be sure. Its a K Reg and at the moment the Coolant temperature gauge isnt working at all. So I know the sensor is working cause it’s reading temp and like I said when I clear the code it goes back to reading the sensor. There are a few wires from the temperature sending unit that should be checked. For these engines an operating temperature of 230-250°F is nothing to worry about in normal conditions. EK K20A2 Coolant Gauge NOT WORKING. A coolant temperature sensor costs 30$ to 100$, and the labor costs 20$ to 150$. … the coolant system is designed to keep the engine running in the temperature range its designed for, mine is typically ~185-190*F. the thermostat is a valve that opens to allow more coolant to flow through radiator to cool it down, it closes to decrease this flow to keep engine from running to cold. It's a single wire sensor located in the drivers side head. I replaced the coolant temp sensor because the temp gauge was not working. My temp gauge on my 99 5.7 is not working. The temperature wasn't moving. Bypass Temperature Sensor - Connect a jumper wire between the 2 pins of temperature sensor harness connector. there are indeed to coolant temp sensors. #2 • Jan 25, 2011. One is the sensor that threads into the cylinder head. Jump to Latest Follow ... its a quick fix that too many guys lean on as a everyday way to have your fan work. Need help, coolant temp gauge not working 2016+ Camaro: 6th Gen Camaro general forum Need help, coolant temp gauge not working - Page 3 - CAMARO6 You are browsing camaro6 1 reply Report. On startup (when key turned to start) the guage will briefly peg out to far right, but returns to left as soon as engine starts. I checked the coolant level.. May 05, 2018. The needle was bouncing around for a few days but it stopped a day ago. 5. I am guessing it could be the ECT sensor or even a fuse. The "bias" now seen could be caused by the process in the ECU, wiring or the stepping motor of course. Outside Air temp about 20.7' C or 69' F. 16502 - Engine Coolant Temp. 113. . If the gauge comes up the stats gone, if it doesnt its probably the temp sensor. I had the same issue with the temp not reading and A/C not working on 2009 HHR. The gage output comes from the ECM. Oct 4, 2011. Dec 8, 2011. yeah, if your temp gauge reads zero and the a/c wont turn on and the fans are on high its probably the thermostat. I run a mechanical gauge in my 68, 350, It runs a high temperature, during the summer months, I worry about the Temp all the time, The way you explain that the gauge drops to 160 -180 suddenly, is when the thermostat opens and allows the coolant to flow through the radiator, If this has happened with two different thermostats, and the gauge reacts the same then I would assume that … The temp gauge and the A/C problem may or may not be related. You will receive an Automated prompt for a … I have also tried multiple other cluster with the same issue the temperature gauge does not work with all of them. I looked at the digital reading from the information center and temperature was registering 200 Degrees F. I placed the radiator cap back on the top of the reservoir let it run for a while and the coolant fan turned on. If I unplug the CTS, and turn the key on, the gauge will peg to the far right/hot. Feb 8, 2009. Often, the engine coolant temperature sensor must be replaced at about 100,000 miles. If you don't properly maintain the engine cooling system, the sensor could fail much earlier. If that happens, the check engine light will come on, and then a service technician will use a diagnostic scan tool to determine the problem. Frank If you have two temperature sensors on your car and one separate for the gauge, you need to check the sensor’s wires to… Customer may complain that the temperature gauge is inoperative or reads low. The oil temp gauge works fine though. But I tested both wires at the connector and I don't have any power to ether. Everything works fine but the Temperature gauge does not work. I drove it home (16 miles), but halfway during my commute, the temperature gauge failed...and fell to the bottom (like before)...then ESS light came on, and temp gauge light stayed on. Unplugging the sensor for the gauge would have no effect on the computer. Mar 5, 2012 (Edited) My temperature gauge stays on cold and never moves. 1991 Chevrolet S10. my auto enginuity reads the temp at like 30 degrees and it climbs a few degrees so i dont think that the wire i. You can have broken wires leading from the gauge itself to the sensor or wires from the sensor to the engine control unit. JTward1. You will search for the sensor within the engine block itself, using a drop light if you need help to see it better. The mechanical temp gauges work by pressure built up in the whole capillary tube which is usually filled with ether gas or very thin oil and if the tube seal is broken then the fluid or gas leaks out and there is no way the gauge will work. . May 5, 2009. 10,439 Posts. gauge on dash stays completely at the far left/bottom.

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